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Contents

README

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TPS22961DNYR

Texas Instruments · Power Distribution Switches · WSON-8-EP(3x3)

TPS22961DNYR from Texas Instruments, in a WSON-8-EP(3x3). 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 VIN power_in Switch input; place ceramic bypass capacitor(s) between this terminal and GND, with VIN range 0.8 V to VBIAS - 1.95 V (absolute max 4 V).
2 VIN power_in Switch input; place ceramic bypass capacitor(s) between this terminal and GND, with VIN range 0.8 V to VBIAS - 1.95 V (absolute max 4 V).
3 VBIAS power_in Bias voltage, power supply to the device, recommended range 3 V to 5.5 V (absolute max 6 V).
4 ON input Active-high switch control input that must not be left floating, with VIH of 1.2 V min and VIL of 0.5 V max, voltage range 0 to 5.5 V.
5 GND power_in Ground.
6 VOUT power_out Switch output; place ceramic bypass capacitor(s) between this terminal and GND, with maximum continuous switch current of 6 A.
7 VOUT power_out Switch output; place ceramic bypass capacitor(s) between this terminal and GND, with maximum continuous switch current of 6 A.
8 VOUT power_out Switch output; place ceramic bypass capacitor(s) between this terminal and GND, with maximum continuous switch current of 6 A.
9 VIN power_in Exposed thermal pad, internally VIN switch input; place ceramic bypass capacitor(s) between VIN and GND and solder the pad to the PCB for thermal performance.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package WSON-8-EP(3x3)
Category Power Supply Chip
Pins 9

CAD (KiCad official)

  • Symbol: TPS22961DNYR
  • Footprint: Package_SON:WSON-8-1EP_3x3mm_P0.5mm_EP1.6x2.0mm
  • 3D model: WSON-8-EP(3x3) (KiCad packages3D, STEP)
  • 3D model files: tps22961dnyr-etched.step / tps22961dnyr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps22961dnyr.step / tps22961dnyr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (25 pp, sha256 003b97ad15868e64, retrieved 2026-10-06, 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 0.3, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5-5 (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