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Contents

README

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TPMCP1703T-3302E

TECH PUBLIC · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-3L

TPMCP1703T-3302E from TECH PUBLIC, in a SOT-23-3L. 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 GND power_in Ground reference for the LDO. Connect to system ground; also serves as return for the internal reference and error amplifier.
2 VOUT power_out Regulated output voltage (3.3V nominal, tolerance ±2%; 3.201V min, 3.399V max at Iout=40mA). Sources up to 300mA. Requires a ~10uF output capacitor for stability.
3 VIN power_in Unregulated supply input. Recommended range: VOUT+2V to 24V; absolute max 24V. Requires a ~10uF input capacitor. Must be at least VOUT+1V for regulation.

Key specifications

Parameter Value
Manufacturer TECH PUBLIC
Package SOT-23-3L
Category PMIC
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • TPMCP1703T-3302ECB
  • TPMCP1703T-3302EMB

CAD (KiCad official)

  • Symbol: TPMCP1703T-3302E
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3L (KiCad packages3D, STEP)
  • 3D model files: tpmcp1703t-3302e-etched.step / tpmcp1703t-3302e-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpmcp1703t-3302e.step / tpmcp1703t-3302e.glb are the bare package body.

Provenance

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

  • Datasheet: TECH PUBLIC datasheet (6 pp, sha256 cbe6dc744d6781dd, retrieved 2026-08-17, 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