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Contents

README

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TPS71533DCKRM3

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SC-70-5

TPS71533DCKRM3 from Texas Instruments, in a SC-70-5. 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 NC unconnected No connect pin. This pin is not connected internally. Connect this pin to ground for best thermal performance or leave floating.
2 GND power_in Ground pin.
3 NC unconnected No connect pin. This pin is not connected internally. Connect this pin to ground for best thermal performance or leave floating.
4 IN power_in Input supply pin. A capacitor with a value of 0.1 µF or larger is recommended from this pin to ground.
5 OUT power_out Output of the regulator. A capacitor with a value of 1 µF or larger is required from this pin to ground.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SC-70-5
Category Power Management (PMIC)
Pins 5

CAD (KiCad official)

  • Symbol: TPS71533DCKRM3
  • Footprint: Package_TO_SOT_SMD:SOT-353_SC-70-5
  • 3D model: SC-70-5 (KiCad packages3D, STEP)
  • 3D model files: tps71533dckrm3-etched.step / tps71533dckrm3-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps71533dckrm3.step / tps71533dckrm3.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (33 pp, sha256 fcde918a2e51c3a6, retrieved 2026-10-01, tier: lcsc)
  • 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