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Contents

README

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TPMIC5504-3.3YM5

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

TPMIC5504-3.3YM5 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 input pin. Operating range 1.2V to 5.5V; absolute max 6.5V. Bypass to GND with a 1-10µF ceramic or tantalum capacitor close to the pin.
2 GND power_in Ground reference for the regulator. Typical ground current 15µA at no load; shutdown ground current 0.1µA (typ).
3 EN input Enable input. VIH (rising) ≥ 1.0V turns the regulator on; VIL (falling) ≤ 0.4V disables it. Input current 10nA typ, 100nA max at VEN=5V. Do not leave floating.
4 NC unconnected No internal connection. May be left floating or tied to GND for improved thermal/mechanical stability.
5 VOUT power_out Regulated 3.3V output, up to 300mA with 0.22V dropout at 300mA. Requires a 1-10µF ceramic or tantalum output capacitor for stability. Output discharge ~100Ω when disabled.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • TPMIC5504-3.3YM5
  • TPMIC5504-3.3YM5YMT

CAD (KiCad official)

  • Symbol: TPMIC5504-3.3YM5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: tpmic5504-3-3ym5-etched.step / tpmic5504-3-3ym5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpmic5504-3-3ym5.step / tpmic5504-3-3ym5.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
tpmic5504-3-3ym5.step 85 KB You want the bare part, or you mark your own boards.
tpmic5504-3-3ym5-etched.step 2.6 MB You want the part with TPMIC5504-3.3YM5 already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 640 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 (9 pp, sha256 350b2f4dbc66a292, 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