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TPS274160ARLHR

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Texas Instruments Power Distribution Switches, WQFN-28(4x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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TPS274160ARLHR

Texas Instruments · Power Distribution Switches · WQFN-28(4x5)

TPS274160ARLHR from Texas Instruments, in a WQFN-28(4x5). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 EN3 input Input control for channel 3 activation; internal pulldown.
2 EN4 input Input control for channel 4 activation; internal pulldown.
3 ST1 tri_state Open-drain diagnostic status output for channel 1.
4 ST2 tri_state Open-drain diagnostic status output for channel 2.
5 ST3 tri_state Open-drain diagnostic status output for channel 3.
6 ST4 tri_state Open-drain diagnostic status output for channel 4.
7 CL output Adjustable current limit; connect to device GND if external current limit is not used.
8 NC unconnected No internal connection.
9 GND power_in Ground pin.
10 THER input Thermal shutdown behavior control, latch off or auto-retry; internal pulldown.
11 DIAG_EN input Enable-disable pin for diagnostics; internal pulldown.
12 OUT4 output Output of channel 4 high-side switch, connect to load.
13 OUT4 output Output of channel 4 high-side switch, connect to load.
14 OUT3 output Output of channel 3 high-side switch, connect to load.
15 OUT3 output Output of channel 3 high-side switch, connect to load.
16 NC unconnected No internal connection.
17 VS power_in Power supply, 5 V to 36 V DC.
18 VS power_in Power supply, 5 V to 36 V DC.
19 VS power_in Power supply, 5 V to 36 V DC.
20 VS power_in Power supply, 5 V to 36 V DC.
21 NC unconnected No internal connection.
22 OUT2 output Output of channel 2 high-side switch, connect to load.
23 OUT2 output Output of channel 2 high-side switch, connect to load.
24 OUT1 output Output of channel 1 high-side switch, connect to load.
25 OUT1 output Output of channel 1 high-side switch, connect to load.
26 GND power_in Ground pin.
27 EN1 input Input control for channel 1 activation; internal pulldown.
28 EN2 input Input control for channel 2 activation; internal pulldown.
29 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package WQFN-28(4x5)
Category Power Management (PMIC)
Pins 29

CAD (KiCad official)

  • Symbol: TPS274160ARLHR
  • Footprint: Package_DFN_QFN:QFN-28-1EP_4x5mm_P0.5mm_EP2.65x3.65mm
  • 3D model: WQFN-28(4x5) (KiCad packages3D, STEP)
  • 3D model files: tps274160arlhr-etched.step / tps274160arlhr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps274160arlhr.step / tps274160arlhr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (38 pp, sha256 43cdc091460d5673, retrieved 2026-09-23, 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-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