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Contents

README

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TP9001-33S5

TECH PUBLIC · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

TP9001-33S5 from TECH PUBLIC, in a SOT-23-5. 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 VIN power_in Supply power input. Absolute maximum 7V; typical operating range Vout+1V up to 8V for line-regulation spec. Bypass with 1uF ceramic to GND close to the pin.
2 GND power_in Device ground reference.
3 CE input Chip Enable input. VCE >= 1.1V enables the regulator; VCE = 0V places the device in shutdown (standby current ICEL ~= 1uA). Do not leave floating.
4 NC unconnected No internal connection. May be left floating or tied to GND.
5 VOUT power_out Regulated voltage output. For the -33S5 option this is 3.3V typical, +/-2% accuracy. Rated 500mA typical output current; requires 1uF ceramic output capacitor to GND.

Key specifications

Parameter Value
Manufacturer TECH PUBLIC
Package SOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • TP9001-33S5
  • TP9001-33S5-30S5
  • TP9001-33S5-28S5
  • TP9001-33S5-25S5
  • TP9001-33S5-18S5
  • TP9001-33S5-15S5
  • TP9001-33S5-12S5

CAD (KiCad official)

  • Symbol: TP9001-33S5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: tp9001-33s5-etched.step / tp9001-33s5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tp9001-33s5.step / tp9001-33s5.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
tp9001-33s5.step 85 KB You want the bare part, or you mark your own boards.
tp9001-33s5-etched.step 2.4 MB You want the part with TP9001-33S5 already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 564 faces against 102 in the bare model. It survives export, section views, and rendering in any CAD tool, and it drops straight into KiCad or Fusion with no extra setup.

Provenance

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

  • Datasheet: TECH PUBLIC datasheet (5 pp, sha256 a4bc6d77d6c5295c, 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