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Contents

README

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TPS78225DDCR

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

TPS78225DDCR from Texas Instruments, in a SOT-23-5. 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 IN input Input pin requiring a 0.1-µF capacitor to ground for stable operation with typical input capacitor value of 1.0 µF.
2 GND power_in Ground pin; tie all ground pins to ground for proper operation.
3 EN input Enable pin that turns on the regulator when driven above 1.2 V and enters shutdown mode when driven below 0.4 V to reduce operating current to 18 nA typical.
4 GND power_in Ground pin; tie all ground pins to ground for proper operation.
5 OUT output Regulated output voltage pin requiring a 1-µF ceramic capacitor to ground to assure stability.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23-5
Category Power Management (PMIC)
Pins 5

CAD (KiCad official)

  • Symbol: TPS78225DDCR
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: tps78225ddcr-etched.step / tps78225ddcr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps78225ddcr.step / tps78225ddcr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (36 pp, sha256 6d5284ff468719a7, retrieved 2026-09-24, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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