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Contents

README

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TPS22954DQCR

Texas Instruments · Power Distribution Switches · WSON-10-EP(2x3)

TPS22954DQCR from Texas Instruments, in a WSON-10-EP(2x3). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 IN input Switch input; bypass to GND with ceramic capacitor.
2 IN input Switch input; bypass to GND with ceramic capacitor.
3 BIAS power_in Bias voltage supply to device; operating range 2.5V to 5.7V.
4 EN input Active high enable/disable and UVLO input with rising threshold 650-750mV and falling threshold 560-640mV; do not leave floating.
5 GND power_in Device ground.
6 CT output Slew rate control; connect capacitor rated 25V or higher to GND to adjust VOUT rise time and limit inrush current.
7 PG output Open-drain power good output; pulled low when EN or SNS voltage below their respective VIL threshold.
8 SNS input Voltage sense input with rising threshold 465-565mV and falling threshold 410-500mV; do not leave floating.
9 OUT output Switch output.
10 OUT output Switch output.
11 PAD passive Exposed thermal pad; connect to GND for thermal and mechanical performance.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package WSON-10-EP(2x3)
Category Power Supply Chip
Pins 11

CAD (KiCad official)

  • Symbol: TPS22954DQCR
  • Footprint: Package_SON:WSON-10-1EP_2x3mm_P0.5mm_EP0.84x2.4mm
  • 3D model: WSON-10-EP(2x3) (KiCad packages3D, STEP)
  • 3D model files: tps22954dqcr-etched.step / tps22954dqcr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps22954dqcr.step / tps22954dqcr.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (47 pp, sha256 1604bced1d3c2178, retrieved 2026-09-27, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF