BUTCube/modules/EPS/Battery_pack.kicad_sch

(kicad_sch (version 20210621) (generator eeschema)

  (uuid 03566a80-89d5-403d-ab0b-feaa06c08259)

  (paper "A4")

  (title_block
    (title "BUTCube - EPS")
    (date "2021-06-01")
    (rev "v1.0")
    (company "VUT - FIT(STRaDe) & FME(IAE & IPE)")
    (comment 1 "Author: Petr Malaník")
  )

  (lib_symbols
    (symbol "Battery_Management:BQ297xy" (pin_names (offset 1.016)) (in_bom yes) (on_board yes)
      (property "Reference" "U" (id 0) (at -6.35 6.35 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Value" "BQ297xy" (id 1) (at 5.08 -6.35 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "Package_SON:WSON-6_1.5x1.5mm_P0.5mm" (id 2) (at 0 8.89 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "http://www.ti.com/lit/ds/symlink/bq2970.pdf" (id 3) (at -6.35 5.08 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "protection Li-Ion Li-Pol" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Voltage and Current Protection for Single-Cell Li-Ion and Li-Polymer Batteries" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "WSON*1.5x1.5mm*P0.5mm*" (id 6) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "BQ297xy_0_1"
        (rectangle (start -7.62 5.08) (end 7.62 -5.08)
          (stroke (width 0.254)) (fill (type background))
        )
      )
      (symbol "BQ297xy_1_1"
        (pin no_connect line (at 7.62 0 180) (length 2.54) hide
          (name "NC" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin output line (at 10.16 2.54 180) (length 2.54)
          (name "Cout" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
        (pin output line (at 10.16 -2.54 180) (length 2.54)
          (name "Dout" (effects (font (size 1.27 1.27))))
          (number "3" (effects (font (size 1.27 1.27))))
        )
        (pin power_in line (at 0 -7.62 90) (length 2.54)
          (name "VSS" (effects (font (size 1.27 1.27))))
          (number "4" (effects (font (size 1.27 1.27))))
        )
        (pin input line (at -10.16 2.54 0) (length 2.54)
          (name "BAT" (effects (font (size 1.27 1.27))))
          (number "5" (effects (font (size 1.27 1.27))))
        )
        (pin input line (at -10.16 -2.54 0) (length 2.54)
          (name "V-" (effects (font (size 1.27 1.27))))
          (number "6" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "Connector:TestPoint" (pin_numbers hide) (pin_names (offset 0.762) hide) (in_bom yes) (on_board yes)
      (property "Reference" "TP" (id 0) (at 0 6.858 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Value" "TestPoint" (id 1) (at 0 5.08 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "" (id 2) (at 5.08 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (id 3) (at 5.08 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "test point tp" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "test point" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "Pin* Test*" (id 6) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "TestPoint_0_1"
        (circle (center 0 3.302) (radius 0.762) (stroke (width 0)) (fill (type none)))
      )
      (symbol "TestPoint_1_1"
        (pin passive line (at 0 0 90) (length 2.54)
          (name "1" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "Device:Battery_Cell" (pin_numbers hide) (pin_names (offset 0) hide) (in_bom yes) (on_board yes)
      (property "Reference" "BT" (id 0) (at 2.54 2.54 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Value" "Battery_Cell" (id 1) (at 2.54 0 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Footprint" "" (id 2) (at 0 1.524 90)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (id 3) (at 0 1.524 90)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "battery cell" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Single-cell battery" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "Battery_Cell_0_1"
        (rectangle (start -2.286 1.778) (end 2.286 1.524)
          (stroke (width 0)) (fill (type outline))
        )
        (rectangle (start -1.5748 1.1938) (end 1.4732 0.6858)
          (stroke (width 0)) (fill (type outline))
        )
        (polyline
          (pts
            (xy 0 0.762)
            (xy 0 0)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 0 1.778)
            (xy 0 2.54)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 0.508 3.429)
            (xy 1.524 3.429)
          )
          (stroke (width 0.254)) (fill (type none))
        )
        (polyline
          (pts
            (xy 1.016 3.937)
            (xy 1.016 2.921)
          )
          (stroke (width 0.254)) (fill (type none))
        )
      )
      (symbol "Battery_Cell_1_1"
        (pin passive line (at 0 5.08 270) (length 2.54)
          (name "+" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -2.54 90) (length 2.54)
          (name "-" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "Device:C" (pin_numbers hide) (pin_names (offset 0.254)) (in_bom yes) (on_board yes)
      (property "Reference" "C" (id 0) (at 0.635 2.54 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Value" "C" (id 1) (at 0.635 -2.54 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Footprint" "" (id 2) (at 0.9652 -3.81 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (id 3) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "cap capacitor" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Unpolarized capacitor" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "C_*" (id 6) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "C_0_1"
        (polyline
          (pts
            (xy -2.032 -0.762)
            (xy 2.032 -0.762)
          )
          (stroke (width 0.508)) (fill (type none))
        )
        (polyline
          (pts
            (xy -2.032 0.762)
            (xy 2.032 0.762)
          )
          (stroke (width 0.508)) (fill (type none))
        )
      )
      (symbol "C_1_1"
        (pin passive line (at 0 3.81 270) (length 2.794)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -3.81 90) (length 2.794)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "Device:R" (pin_numbers hide) (pin_names (offset 0)) (in_bom yes) (on_board yes)
      (property "Reference" "R" (id 0) (at 2.032 0 90)
        (effects (font (size 1.27 1.27)))
      )
      (property "Value" "R" (id 1) (at 0 0 90)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "" (id 2) (at -1.778 0 90)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (id 3) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "R res resistor" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Resistor" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "R_*" (id 6) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "R_0_1"
        (rectangle (start -1.016 -2.54) (end 1.016 2.54)
          (stroke (width 0.254)) (fill (type none))
        )
      )
      (symbol "R_1_1"
        (pin passive line (at 0 3.81 270) (length 1.27)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -3.81 90) (length 1.27)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "TCY_battery_management:MAX17048" (in_bom yes) (on_board yes)
      (property "Reference" "U" (id 0) (at 0 -16.51 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Value" "MAX17048" (id 1) (at 0 -19.05 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_2x2mm_P0.5mm_EP1.05x1.75mm" (id 2) (at 0 -21.59 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "https://datasheets.maximintegrated.com/en/ds/MAX17048-MAX17049.pdf" (id 3) (at 0 -24.13 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "Fuel Gauge" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "1-Cell Fuel Gauge with ModelGauge" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "MAX17048_0_1"
        (rectangle (start -7.62 11.43) (end 7.62 -11.43)
          (stroke (width 0.1524)) (fill (type background))
        )
      )
      (symbol "MAX17048_1_1"
        (pin passive line (at 10.16 -5.08 180) (length 2.54)
          (name "CTG" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin input line (at 3.81 13.97 270) (length 2.54)
          (name "CELL" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
        (pin input line (at -3.81 13.97 270) (length 2.54)
          (name "VDD" (effects (font (size 1.27 1.27))))
          (number "3" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -13.97 90) (length 2.54)
          (name "GND" (effects (font (size 1.27 1.27))))
          (number "4" (effects (font (size 1.27 1.27))))
        )
        (pin open_collector line (at -10.16 -5.08 0) (length 2.54)
          (name "~{ALERT}" (effects (font (size 1.27 1.27))))
          (number "5" (effects (font (size 1.27 1.27))))
        )
        (pin input line (at 10.16 3.81 180) (length 2.54)
          (name "QSTRT" (effects (font (size 1.27 1.27))))
          (number "6" (effects (font (size 1.27 1.27))))
        )
        (pin input clock (at -10.16 0 0) (length 2.54)
          (name "SCL" (effects (font (size 1.27 1.27))))
          (number "7" (effects (font (size 1.27 1.27))))
        )
        (pin bidirectional line (at -10.16 3.81 0) (length 2.54)
          (name "SDA" (effects (font (size 1.27 1.27))))
          (number "8" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -13.97 90) (length 2.54) hide
          (name "EP" (effects (font (size 1.27 1.27))))
          (number "9" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "TCY_transistors:SiSA96DDN" (pin_names hide) (in_bom yes) (on_board yes)
      (property "Reference" "Q" (id 0) (at 7.62 1.27 0)
        (effects (font (size 1 1)) (justify left))
      )
      (property "Value" "SiSA96DDN" (id 1) (at 7.62 -1.27 0)
        (effects (font (size 1 1)) (justify left))
      )
      (property "Footprint" "Package_SO:Vishay_PowerPAK_1212-8_Single" (id 2) (at -20.32 -16.51 0)
        (effects (font (size 1 1) italic) (justify left) hide)
      )
      (property "Datasheet" "https://www.vishay.com/docs/75285/sisa96dn.pdf" (id 3) (at -17.78 -19.05 0)
        (effects (font (size 1 1)) (justify left) hide)
      )
      (property "ki_keywords" "N-Channel MOSFET" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "16A Id,30V Vds, N-Channel Power MOSFET, 8.8mOhm Ron,  DFN8 3x3" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "Diodes*PowerDI3333*" (id 6) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "SiSA96DDN_0_1"
        (circle (center 1.651 0) (radius 2.794) (stroke (width 0.254)) (fill (type none)))
        (circle (center 2.54 -1.778) (radius 0.254) (stroke (width 0)) (fill (type outline)))
        (circle (center 2.54 1.778) (radius 0.254) (stroke (width 0)) (fill (type outline)))
        (polyline
          (pts
            (xy 0.254 0)
            (xy -2.54 0)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 0.254 1.905)
            (xy 0.254 -1.905)
          )
          (stroke (width 0.254)) (fill (type none))
        )
        (polyline
          (pts
            (xy 0.762 -1.27)
            (xy 0.762 -2.286)
          )
          (stroke (width 0.254)) (fill (type none))
        )
        (polyline
          (pts
            (xy 0.762 0.508)
            (xy 0.762 -0.508)
          )
          (stroke (width 0.254)) (fill (type none))
        )
        (polyline
          (pts
            (xy 0.762 2.286)
            (xy 0.762 1.27)
          )
          (stroke (width 0.254)) (fill (type none))
        )
        (polyline
          (pts
            (xy 2.54 2.54)
            (xy 2.54 1.778)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 2.54 2.54)
            (xy 2.54 1.778)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 2.54 -2.54)
            (xy 2.54 0)
            (xy 0.762 0)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 0.762 -1.778)
            (xy 3.302 -1.778)
            (xy 3.302 1.778)
            (xy 0.762 1.778)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 2.794 0.508)
            (xy 2.921 0.381)
            (xy 3.683 0.381)
            (xy 3.81 0.254)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 3.302 0.381)
            (xy 2.921 -0.254)
            (xy 3.683 -0.254)
            (xy 3.302 0.381)
          )
          (stroke (width 0)) (fill (type none))
        )
        (polyline
          (pts
            (xy 1.016 0)
            (xy 2.032 0.381)
            (xy 2.032 -0.381)
            (xy 1.016 0)
          )
          (stroke (width 0)) (fill (type outline))
        )
      )
      (symbol "SiSA96DDN_1_1"
        (pin passive line (at 2.54 -5.08 90) (length 2.54)
          (name "S" (effects (font (size 1 1))))
          (number "1" (effects (font (size 1 1))))
        )
        (pin passive line (at 2.54 -5.08 90) (length 2.54) hide
          (name "S" (effects (font (size 1 1))))
          (number "2" (effects (font (size 1 1))))
        )
        (pin passive line (at 2.54 -5.08 90) (length 2.54) hide
          (name "S" (effects (font (size 1 1))))
          (number "3" (effects (font (size 1 1))))
        )
        (pin passive line (at -5.08 0 0) (length 2.54)
          (name "G" (effects (font (size 1 1))))
          (number "4" (effects (font (size 1 1))))
        )
        (pin passive line (at 2.54 5.08 270) (length 2.54)
          (name "D" (effects (font (size 1.27 1.27))))
          (number "5" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "power:PWR_FLAG" (power) (pin_numbers hide) (pin_names (offset 0) hide) (in_bom yes) (on_board yes)
      (property "Reference" "#FLG" (id 0) (at 0 1.905 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Value" "PWR_FLAG" (id 1) (at 0 3.81 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "" (id 2) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (id 3) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "power-flag" (id 4) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Special symbol for telling ERC where power comes from" (id 5) (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "PWR_FLAG_0_0"
        (pin power_out line (at 0 0 90) (length 0)
          (name "pwr" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
      )
      (symbol "PWR_FLAG_0_1"
        (polyline
          (pts
            (xy 0 0)
            (xy 0 1.27)
            (xy -1.016 1.905)
            (xy 0 2.54)
            (xy 1.016 1.905)
            (xy 0 1.27)
          )
          (stroke (width 0)) (fill (type none))
        )
      )
    )
  )

  (junction (at 116.84 78.74) (diameter 0.9144) (color 0 0 0 0))
  (junction (at 116.84 88.9) (diameter 1.016) (color 0 0 0 0))
  (junction (at 116.84 113.03) (diameter 1.016) (color 0 0 0 0))
  (junction (at 123.19 113.03) (diameter 1.016) (color 0 0 0 0))
  (junction (at 133.35 113.03) (diameter 0.9144) (color 0 0 0 0))
  (junction (at 162.56 113.03) (diameter 1.016) (color 0 0 0 0))
  (junction (at 168.91 78.74) (diameter 0.9144) (color 0 0 0 0))
  (junction (at 168.91 113.03) (diameter 0.9144) (color 0 0 0 0))
  (junction (at 184.15 113.03) (diameter 1.016) (color 0 0 0 0))
  (junction (at 187.96 85.09) (diameter 1.016) (color 0 0 0 0))
  (junction (at 196.85 104.14) (diameter 1.016) (color 0 0 0 0))
  (junction (at 196.85 113.03) (diameter 1.016) (color 0 0 0 0))
  (junction (at 203.2 85.09) (diameter 1.016) (color 0 0 0 0))
  (junction (at 203.2 113.03) (diameter 0.9144) (color 0 0 0 0))

  (wire (pts (xy 107.95 78.74) (xy 116.84 78.74))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid c4c7c3d3-04a2-4ba0-b517-630ec8363c90)
  )
  (wire (pts (xy 107.95 113.03) (xy 116.84 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid dddcce6c-62d9-44d7-adbb-2face81edc86)
  )
  (wire (pts (xy 116.84 78.74) (xy 168.91 78.74))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 7259a383-28e6-4d0f-a76e-8f9430cd195a)
  )
  (wire (pts (xy 116.84 88.9) (xy 116.84 86.36))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid af0ecbe3-a0b5-49d6-b596-cad962017c3c)
  )
  (wire (pts (xy 116.84 88.9) (xy 116.84 100.33))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 3830ae47-96e9-4fe2-a1d0-5f99d60c953c)
  )
  (wire (pts (xy 116.84 107.95) (xy 116.84 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 22294c7d-67fd-4521-a32f-7fb7dbd1697b)
  )
  (wire (pts (xy 116.84 113.03) (xy 123.19 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 22294c7d-67fd-4521-a32f-7fb7dbd1697b)
  )
  (wire (pts (xy 123.19 88.9) (xy 116.84 88.9))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid af0ecbe3-a0b5-49d6-b596-cad962017c3c)
  )
  (wire (pts (xy 123.19 93.98) (xy 123.19 100.33))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid f4000121-7400-443c-875f-33b9b3544b1a)
  )
  (wire (pts (xy 123.19 107.95) (xy 123.19 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 40855dd4-c371-45f7-96ad-42c500d00c20)
  )
  (wire (pts (xy 123.19 113.03) (xy 133.35 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 40855dd4-c371-45f7-96ad-42c500d00c20)
  )
  (wire (pts (xy 133.35 99.06) (xy 133.35 101.6))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid c6b02b58-17a6-49b9-ae38-c71276a3b41d)
  )
  (wire (pts (xy 133.35 101.6) (xy 162.56 101.6))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 1792177f-5f01-4a49-acbc-238a888b9a44)
  )
  (wire (pts (xy 133.35 113.03) (xy 140.97 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 40855dd4-c371-45f7-96ad-42c500d00c20)
  )
  (wire (pts (xy 146.05 88.9) (xy 143.51 88.9))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 743562db-5dac-4a13-a5c0-4501d33d1683)
  )
  (wire (pts (xy 146.05 105.41) (xy 146.05 88.9))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 743562db-5dac-4a13-a5c0-4501d33d1683)
  )
  (wire (pts (xy 156.21 93.98) (xy 143.51 93.98))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid b261ab92-e976-4c91-9c58-cf02aa975d6e)
  )
  (wire (pts (xy 156.21 105.41) (xy 156.21 93.98))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid b261ab92-e976-4c91-9c58-cf02aa975d6e)
  )
  (wire (pts (xy 161.29 113.03) (xy 162.56 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 7a3084e1-cc7a-4d55-921a-b8e766bd475a)
  )
  (wire (pts (xy 162.56 101.6) (xy 162.56 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 1792177f-5f01-4a49-acbc-238a888b9a44)
  )
  (wire (pts (xy 162.56 113.03) (xy 168.91 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 7a3084e1-cc7a-4d55-921a-b8e766bd475a)
  )
  (wire (pts (xy 168.91 78.74) (xy 187.96 78.74))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid fcdd65f9-1c95-41f7-ac1b-3bba0f13e54a)
  )
  (wire (pts (xy 168.91 113.03) (xy 184.15 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 7a3084e1-cc7a-4d55-921a-b8e766bd475a)
  )
  (wire (pts (xy 180.34 85.09) (xy 187.96 85.09))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid f1e291a3-54b1-4a4e-8efa-0057da089ba2)
  )
  (wire (pts (xy 184.15 113.03) (xy 196.85 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 49b7e2f1-a474-4056-be4f-b8ade85c3f69)
  )
  (wire (pts (xy 187.96 78.74) (xy 187.96 85.09))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid fcdd65f9-1c95-41f7-ac1b-3bba0f13e54a)
  )
  (wire (pts (xy 194.31 95.25) (xy 196.85 95.25))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid a3546884-3573-40a9-9c4c-eceb4c79c769)
  )
  (wire (pts (xy 194.31 104.14) (xy 196.85 104.14))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 26aa468c-7682-42f1-83b4-39abe4621801)
  )
  (wire (pts (xy 196.85 95.25) (xy 196.85 104.14))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid a3546884-3573-40a9-9c4c-eceb4c79c769)
  )
  (wire (pts (xy 196.85 104.14) (xy 196.85 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid a3546884-3573-40a9-9c4c-eceb4c79c769)
  )
  (wire (pts (xy 196.85 113.03) (xy 203.2 113.03))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 49b7e2f1-a474-4056-be4f-b8ade85c3f69)
  )
  (wire (pts (xy 203.2 85.09) (xy 187.96 85.09))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 41f0f1ff-729d-4844-b502-29a2afa65ab9)
  )
  (wire (pts (xy 203.2 92.71) (xy 203.2 85.09))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 41f0f1ff-729d-4844-b502-29a2afa65ab9)
  )
  (wire (pts (xy 203.2 113.03) (xy 203.2 100.33))
    (stroke (width 0) (type solid) (color 0 0 0 0))
    (uuid 49b7e2f1-a474-4056-be4f-b8ade85c3f69)
  )

  (text "Secondary protection" (at 116.84 71.12 0)
    (effects (font (size 2 2) (thickness 0.4) bold) (justify left bottom))
    (uuid e6909947-6c87-4835-b250-9d61ce8a0945)
  )
  (text "Fuel Gauge" (at 181.61 71.12 0)
    (effects (font (size 2 2) (thickness 0.4) bold) (justify left bottom))
    (uuid 31b366ae-a9b9-42e1-a3d2-7220c5cfacc0)
  )

  (hierarchical_label "BAT+" (shape input) (at 107.95 78.74 180)
    (effects (font (size 1.27 1.27)) (justify right))
    (uuid 0fcaa207-5253-4e8d-aa3c-6496d5e4a701)
  )
  (hierarchical_label "BAT-" (shape input) (at 107.95 113.03 180)
    (effects (font (size 1.27 1.27)) (justify right))
    (uuid 410927e3-5514-4b41-9dea-243a32eca389)
  )
  (hierarchical_label "SDA" (shape input) (at 173.99 95.25 180)
    (effects (font (size 1.27 1.27) (thickness 0.254)) (justify right))
    (uuid 249f4c58-9400-4687-a558-d9db7ed5838d)
  )
  (hierarchical_label "SCL" (shape input) (at 173.99 99.06 180)
    (effects (font (size 1.27 1.27) (thickness 0.254)) (justify right))
    (uuid 2f043252-e1eb-4fec-ba1f-28ef4ae50163)
  )
  (hierarchical_label "ALERT" (shape input) (at 173.99 104.14 180)
    (effects (font (size 1.27 1.27) (thickness 0.254)) (justify right))
    (uuid 1eed25eb-1bde-4337-b646-fada95325c24)
  )

  (symbol (lib_id "power:PWR_FLAG") (at 133.35 113.03 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 0631cc25-2ba3-4c27-bf77-4d69c7ae8634)
    (property "Reference" "#FLG019" (id 0) (at 133.35 111.125 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Value" "PWR_FLAG" (id 1) (at 133.35 109.4254 0))
    (property "Footprint" "" (id 2) (at 133.35 113.03 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 133.35 113.03 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 44f859bb-e2a1-49ef-8003-639d18a4e924))
  )

  (symbol (lib_id "power:PWR_FLAG") (at 168.91 78.74 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 8b2d9cbc-26e3-4621-b9e4-851a2738fb70)
    (property "Reference" "#FLG020" (id 0) (at 168.91 76.835 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Value" "PWR_FLAG" (id 1) (at 168.91 75.1354 0))
    (property "Footprint" "" (id 2) (at 168.91 78.74 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 168.91 78.74 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid d34e8c78-f8e6-4fa7-bf43-a3ae4569012f))
  )

  (symbol (lib_id "power:PWR_FLAG") (at 168.91 113.03 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 4a4fc04e-d521-4c35-aa9f-6a2b72e92bab)
    (property "Reference" "#FLG021" (id 0) (at 168.91 111.125 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Value" "PWR_FLAG" (id 1) (at 168.91 109.4254 0))
    (property "Footprint" "" (id 2) (at 168.91 113.03 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 168.91 113.03 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid fa01574e-b5f4-4705-b412-4ca2c68a9518))
  )

  (symbol (lib_id "Connector:TestPoint") (at 203.2 85.09 0)
    (in_bom yes) (on_board yes)
    (uuid 99e44a44-a22b-450d-8b6b-53360d5399d2)
    (property "Reference" "TP35" (id 0) (at 202.0571 75.99 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "BAT+" (id 1) (at 202.0571 78.7651 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "TCY_connectors:TestPoint_Pad_D0.5mm" (id 2) (at 208.28 85.09 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 208.28 85.09 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 7c793f9f-3059-40f8-bf63-86d1c3add06f))
  )

  (symbol (lib_id "Connector:TestPoint") (at 203.2 113.03 270)
    (in_bom yes) (on_board yes)
    (uuid 8af352e4-b87a-48e7-ac60-3ac39a88d2ac)
    (property "Reference" "TP36" (id 0) (at 208.49 110.6171 90)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "BAT-" (id 1) (at 208.2549 113.1571 90)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "TCY_connectors:TestPoint_Pad_D0.5mm" (id 2) (at 203.2 118.11 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 203.2 118.11 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid cb477d54-4f3c-4042-8d22-70aebc6f9981))
  )

  (symbol (lib_id "Device:R") (at 116.84 82.55 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 54ac00c5-8085-4a3c-885d-c574139f6a01)
    (property "Reference" "R83" (id 0) (at 118.6181 81.6415 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "330R" (id 1) (at 118.6181 84.4166 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (id 2) (at 115.062 82.55 90)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 116.84 82.55 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 6256cfdd-020b-47d6-99f3-abedd23fc939))
    (pin "2" (uuid 24c3c95e-fcbb-4794-8b82-943108aeb9c5))
  )

  (symbol (lib_id "Device:R") (at 123.19 104.14 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 02f0341e-54b7-46d0-84c1-b57ae6b2f234)
    (property "Reference" "R84" (id 0) (at 124.9681 103.2315 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "2.2k" (id 1) (at 124.9681 106.0066 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (id 2) (at 121.412 104.14 90)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 123.19 104.14 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 1301d343-6bcb-443a-9402-b52db177efa5))
    (pin "2" (uuid 122d5360-7d03-4c85-a10c-ef3a5dfc3a5e))
  )

  (symbol (lib_id "Device:C") (at 116.84 104.14 0)
    (in_bom yes) (on_board yes)
    (uuid 1b8352a6-950c-40a2-8cc5-44e898ebc8b3)
    (property "Reference" "C93" (id 0) (at 109.6011 103.2315 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "100nF" (id 1) (at 108.3311 106.0066 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "Capacitor_SMD:C_0603_1608Metric" (id 2) (at 117.8052 107.95 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 116.84 104.14 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid f3decf2b-3a90-4cc0-9e20-2e09dd091f23))
    (pin "2" (uuid 7a2d0d88-1e58-44e4-a531-4c7590591369))
  )

  (symbol (lib_id "Device:Battery_Cell") (at 203.2 97.79 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 187169a6-ccff-4f29-8db9-3e89fd7b7827)
    (property "Reference" "U29" (id 0) (at 206.1211 95.6115 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "Battery_holder_21700" (id 1) (at 206.1211 98.3866 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "TCY_connectors:Keystone_1121" (id 2) (at 203.2 96.266 90)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (id 3) (at 203.2 96.266 90)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid caf596de-0ba5-4910-9958-8965e343af0f))
    (pin "2" (uuid 5fb3b40d-f243-45d2-a047-85f3492a7ee9))
  )

  (symbol (lib_id "TCY_transistors:SiSA96DDN") (at 146.05 110.49 270)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 55005da9-5415-42da-85a9-545ab80afb53)
    (property "Reference" "Q17" (id 0) (at 146.05 116.8166 90)
      (effects (font (size 1 1)))
    )
    (property "Value" "SiSA96DDN" (id 1) (at 146.05 119.0556 90)
      (effects (font (size 1 1)))
    )
    (property "Footprint" "Package_SO:Vishay_PowerPAK_1212-8_Single" (id 2) (at 129.54 90.17 0)
      (effects (font (size 1 1) italic) (justify left) hide)
    )
    (property "Datasheet" "https://www.vishay.com/docs/75285/sisa96dn.pdf" (id 3) (at 127 92.71 0)
      (effects (font (size 1 1)) (justify left) hide)
    )
    (pin "1" (uuid 6dbd44f7-7552-4521-9760-806afb3d6531))
    (pin "2" (uuid 33ce1e17-fae0-4622-9432-c6adea7dc244))
    (pin "3" (uuid fa4fb598-d6a3-4b69-9d73-b152e0ebe1e0))
    (pin "4" (uuid 5606827f-1dd5-4d0c-b868-cb8cee24ef47))
    (pin "5" (uuid a32704a3-42cd-46c7-adf5-ae2f50076f9e))
  )

  (symbol (lib_id "TCY_transistors:SiSA96DDN") (at 156.21 110.49 90) (mirror x)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 1c154170-b720-43dd-a000-a3e4ad64480e)
    (property "Reference" "Q18" (id 0) (at 156.21 116.8166 90)
      (effects (font (size 1 1)))
    )
    (property "Value" "SiSA96DDN" (id 1) (at 156.21 119.0556 90)
      (effects (font (size 1 1)))
    )
    (property "Footprint" "Package_SO:Vishay_PowerPAK_1212-8_Single" (id 2) (at 172.72 90.17 0)
      (effects (font (size 1 1) italic) (justify left) hide)
    )
    (property "Datasheet" "https://www.vishay.com/docs/75285/sisa96dn.pdf" (id 3) (at 175.26 92.71 0)
      (effects (font (size 1 1)) (justify left) hide)
    )
    (pin "1" (uuid 4fe879ab-d4ea-4f88-bff5-a2f9a6c72b26))
    (pin "2" (uuid dc828c9a-d25b-46e9-83c4-310de43ae57f))
    (pin "3" (uuid cf9e247e-0c36-40c1-9006-65edf9afe4c0))
    (pin "4" (uuid 0148d8c1-ca8e-4964-bf33-274afede2fad))
    (pin "5" (uuid 39e2e71f-b531-4232-b9c9-13478b46b0df))
  )

  (symbol (lib_id "Battery_Management:BQ297xy") (at 133.35 91.44 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 018b95b0-edac-4665-8dbf-3eaf6a917f38)
    (property "Reference" "U27" (id 0) (at 133.35 82.3934 0))
    (property "Value" "BQ29716" (id 1) (at 133.35 85.1685 0))
    (property "Footprint" "Package_SON:WSON-6_1.5x1.5mm_P0.5mm" (id 2) (at 133.35 82.55 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "http://www.ti.com/lit/ds/symlink/bq2970.pdf" (id 3) (at 127 86.36 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 5b726175-1962-40bd-9786-ce8aa67c9c96))
    (pin "2" (uuid 55b80f67-554e-460d-99f9-6ed62495d2b9))
    (pin "3" (uuid 2436d22e-10af-4b14-bc50-ae50c1fca228))
    (pin "4" (uuid 00b454dc-4fb0-4b2f-817e-d97beb1a1fb4))
    (pin "5" (uuid 8c4729e6-b142-4533-8b5c-46734aed8662))
    (pin "6" (uuid 04d61450-91d1-4628-95f1-eb0ea1b6c23b))
  )

  (symbol (lib_id "TCY_battery_management:MAX17048") (at 184.15 99.06 0)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (uuid 36130603-28fd-41cd-af25-6f9f1987af9c)
    (property "Reference" "U28" (id 0) (at 184.15 115.4336 0))
    (property "Value" "MAX17048" (id 1) (at 184.15 118.2087 0))
    (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_2x2mm_P0.5mm_EP1.05x1.75mm" (id 2) (at 184.15 120.65 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "https://datasheets.maximintegrated.com/en/ds/MAX17048-MAX17049.pdf" (id 3) (at 184.15 123.19 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 0f9f191c-1eae-41b5-b71a-bd6acadd4463))
    (pin "2" (uuid 64c16c60-c4c4-4248-a96f-00d9627acbba))
    (pin "3" (uuid 670ae7d7-40df-4ec5-914b-4d79e63cc9e7))
    (pin "4" (uuid a0489ed3-4ead-4a6c-92fb-a26d9f1e16c2))
    (pin "5" (uuid 7d26d3ed-08cf-4de1-9027-f283a5a1e70b))
    (pin "6" (uuid 30609fa1-1625-41ad-bcf1-6812f7cfb874))
    (pin "7" (uuid e76b8b81-f9e7-404c-adbf-631847748f76))
    (pin "8" (uuid a3955655-5d42-4d9e-8678-b978e0c17b46))
    (pin "9" (uuid d702e035-6865-44c4-8795-6435b99946b9))
  )
)