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Contents

README

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TPS73633DCQ

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223-6

TPS73633DCQ from Texas Instruments, in a SOT-223-6. 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 power_in Input power supply; VIN range is 1.7V to 5.5V.
2 OUT power_out Regulated output voltage (3.3V fixed); regulation stable without external output capacitor.
3 GND power_in Ground connection.
4 NR output Noise reduction pin for fixed voltage versions; connect external capacitor to ground to reduce output noise from internal bandgap.
5 EN input Enable control input; VEN ≥ 1.7V enables regulator output, VEN ≤ 0.5V disables device with shutdown current < 1µA.
6 GND power_in Ground connection.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-223-6
Category Power Management (PMIC)
Pins 6

CAD (KiCad official)

  • Symbol: TPS73633DCQ
  • Footprint: Package_TO_SOT_SMD:SOT-223-6
  • 3D model: SOT-223-6 (KiCad packages3D, STEP)
  • 3D model files: tps73633dcq-etched.step / tps73633dcq-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps73633dcq.step / tps73633dcq.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (49 pp, sha256 5ed5c95a399b519d, retrieved 2026-10-01, 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 0.3, primary claude-haiku-4-5-20251001 (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