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Contents

README

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TLE4275QKVURQ1

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252-4

TLE4275QKVURQ1 from Texas Instruments, in a TO-252-4. 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 voltage pin; use recommended ceramic capacitor or higher value between IN and GND for excellent transient response and minimum input impedance.
2 RESET tri_state Open-drain reset (power good) output indicating when output voltage reaches VPG(TH,RISING); do not use feedforward capacitor as it breaks RESET function.
3 GND power_in Reference ground.
4 DELAY input Reset delay adjustment pin; connect external capacitor between this pin and GND to set power-good reset delay, or leave floating for default delay.
5 OUT power_out Regulated output voltage pin; connect capacitor between OUT and GND for stability, with increased capacitance improving transient response.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TO-252-4
Category Power Management (PMIC)
Pins 5

CAD (KiCad official)

  • Symbol: TLE4275QKVURQ1
  • Footprint: Package_TO_SOT_SMD:TO-252-4
  • 3D model: TO-252-4 (KiCad packages3D, STEP)
  • 3D model files: tle4275qkvurq1-etched.step / tle4275qkvurq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tle4275qkvurq1.step / tle4275qkvurq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (49 pp, sha256 84714bbbf25961c2, retrieved 2026-09-26, 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 0.2, 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