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Contents

README

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TPS2375PW

Texas Instruments · Power Over Ethernet (PoE) Controllers · TSSOP-8

TPS2375PW from Texas Instruments, in a TSSOP-8. 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 ILIM passive Connect a resistor from ILIM to VSS to set the start-up inrush current limit, with practical R(ILIM) limits of 62.5 kΩ to 500 kΩ, and the pin must not be left open or shorted to VSS.
2 CLASS passive Connect an external classification resistor from CLASS to VSS (255 Ω to 4420 Ω per the recommended operating conditions) to set the IEEE 802.3af PD class, and the pin must not be shorted to ground.
3 DET passive Connect a 24.9 kΩ ±1% detection resistor from DET to VDD for valid PD detection; it is connected across the input only when V(VDD) is between 1.4 V and 11.3 V.
4 VSS power_in Input supply negative rail and local ground for the TPS2375, serving as the return line on the source side from the PSE.
5 RTN power_out Switched negative power rail for downstream circuits, with a recommended sinking operating current range of 0 to 350 mA and an absolute maximum of 515 mA.
6 PG output Open-drain, active-high power-good output pulled to RTN in all states except detection, with recommended sinking current of 0 to 2 mA, and it requires a pullup resistor or other interface.
7 NC unconnected No connection on the TPS2375 (and TPS2377); pin 7 is the UVLO input only on the TPS2376.
8 VDD power_in Positive input supply from the rectified PSE input, with absolute maximum V(VDD-VSS) of 100 V and recommended input range of 0 to 57 V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-8
Category Power Management (PMIC)
Pins 8

CAD (KiCad official)

  • Symbol: TPS2375PW
  • Footprint: Package_SO:TSSOP-8_3x3mm_P0.65mm
  • 3D model: TSSOP-8 (KiCad packages3D, STEP)
  • 3D model files: tps2375pw-etched.step / tps2375pw-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps2375pw.step / tps2375pw.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (28 pp, sha256 6559d81e1161e551, retrieved 2026-10-08, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (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