component

PAC1944T-E

Public Made by Adom

by adom

Microchip Tech Supervisor And Reset ICs, WLCSP-16(2.2x2.2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentpower management (pmic)pac1944t-efactory-2.0.0extractor-text

Changed since verified PAC1944T-E

by Ray · last 2 Nov 2026 · 1 record · files changed since
SymbolFootprint3D modelPins

Verification log 1 record

2 Nov 2026RayPublished by the parts factory: tier mfr, 16 pinschanged since
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: PAC1944T-E · WLCSP-16(2.2x2.2) · 16 pins
  • ✓copper: 16 copper pads, none touching another net
  • ✓datasheet: all 16 pin names found in the 96-page datasheet
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: WLCSP-16_2.225x2.17mm_Layout4x4_P0.5mm
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-mx8dc3yu/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 16 pins = 16 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 16 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files! pac1944t-e.kicad_sym✓ pac1944t-e.kicad_mod✓ pac1944t-e.step
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity
main
pac1944t-e / pac1944t-e.kicad_sym
HistoryDownload
Ray pac1944t-e: symbol repaired (body fitted to the names) 5023eb2 2d ago
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677
(kicad_symbol_lib (version 20211014) (generator ds2sf_rect)
  (symbol "PAC1944T-E" (in_bom yes) (on_board yes)
    (property "Reference" "U" (at 0 12.70 0) (effects (font (size 1.27 1.27))))
    (property "Value" "PAC1944T-E" (at 0 -15.24 0) (effects (font (size 1.27 1.27))))
    (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))
    (symbol "PAC1944T-E_0_1"
    (rectangle (start -15.24 10.16) (end 15.24 -12.70)
      (stroke (width 0.254) (type default)) (fill (type background)))
    )
    (symbol "PAC1944T-E_1_1"
    (pin passive line (at -20.32 7.62 0) (length 5.08)
      (name "SENSE2+" (effects (font (size 1.27 1.27))))
      (number "A1" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at -20.32 5.08 0) (length 5.08)
      (name "SENSE1-" (effects (font (size 1.27 1.27))))
      (number "A2" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at -20.32 2.54 0) (length 5.08)
      (name "SENSE1+" (effects (font (size 1.27 1.27))))
      (number "A3" (effects (font (size 1.27 1.27))))
    )
    (pin power_in line (at -20.32 0.00 0) (length 5.08)
      (name "VDD" (effects (font (size 1.27 1.27))))
      (number "A4" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at -20.32 -2.54 0) (length 5.08)
      (name "SENSE2-" (effects (font (size 1.27 1.27))))
      (number "B1" (effects (font (size 1.27 1.27))))
    )
    (pin bidirectional line (at -20.32 -5.08 0) (length 5.08)
      (name "GPIO/ALERT2" (effects (font (size 1.27 1.27))))
      (number "B2" (effects (font (size 1.27 1.27))))
    )
    (pin input line (at -20.32 -7.62 0) (length 5.08)
      (name "PWRDN" (effects (font (size 1.27 1.27))))
      (number "B3" (effects (font (size 1.27 1.27))))
    )
    (pin power_in line (at -20.32 -10.16 0) (length 5.08)
      (name "GND" (effects (font (size 1.27 1.27))))
      (number "B4" (effects (font (size 1.27 1.27))))
    )
    (pin bidirectional line (at 20.32 7.62 180) (length 5.08)
      (name "SDA" (effects (font (size 1.27 1.27))))
      (number "D4" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at 20.32 5.08 180) (length 5.08)
      (name "SENSE4+" (effects (font (size 1.27 1.27))))
      (number "D3" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at 20.32 2.54 180) (length 5.08)
      (name "SENSE4-" (effects (font (size 1.27 1.27))))
      (number "D2" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at 20.32 0.00 180) (length 5.08)
      (name "SENSE3+" (effects (font (size 1.27 1.27))))
      (number "D1" (effects (font (size 1.27 1.27))))
    )
    (pin input line (at 20.32 -2.54 180) (length 5.08)
      (name "SCL" (effects (font (size 1.27 1.27))))
      (number "C4" (effects (font (size 1.27 1.27))))
    )
    (pin bidirectional line (at 20.32 -5.08 180) (length 5.08)
      (name "SLOW/ALERT1" (effects (font (size 1.27 1.27))))
      (number "C3" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at 20.32 -7.62 180) (length 5.08)
      (name "ADDRSEL" (effects (font (size 1.27 1.27))))
      (number "C2" (effects (font (size 1.27 1.27))))
    )
    (pin passive line (at 20.32 -10.16 180) (length 5.08)
      (name "SENSE3-" (effects (font (size 1.27 1.27))))
      (number "C1" (effects (font (size 1.27 1.27))))
    )
    )
  )
)