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Contents

README

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TL432AIL3T

STMicroelectronics · Voltage Reference · SOT-23

TL432AIL3T from STMicroelectronics, in a SOT-23. 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 Anode power_in Anode (negative reference terminal); maximum cathode-to-anode voltage rating is 37 V.
2 Ref input Reference input terminal for external voltage divider programming; typical bias current is 4 µA with maximum 6.5 µA across the -40 °C to +125 °C operating range.
3 Cathode output Cathode (regulated output terminal) providing adjustable reference voltage from 2.5 to 36 V with sink current capability from 1 to 100 mA.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package SOT-23
Category Power Management (PMIC)
Pins 3

CAD (KiCad official)

  • Symbol: TL432AIL3T
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: tl432ail3t-etched.step / tl432ail3t-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tl432ail3t.step / tl432ail3t.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (21 pp, sha256 2ad815e4b80d91e6, retrieved 2026-09-29, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF