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docs tpmic5219-3-3ym5: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
package.json Publish 0.2.0 · Ray
pads.json pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
page.json tpmic5219-3-3ym5: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC… · Ray
README.md tpmic5219-3-3ym5: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray
tpmic5219-3-3ym5-etched.fit.json tpmic5219-3-3ym5: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
tpmic5219-3-3ym5-etched.glb tpmic5219-3-3ym5: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC… · Ray
tpmic5219-3-3ym5-etched.step tpmic5219-3-3ym5: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC… · Ray
tpmic5219-3-3ym5.glb Publish 0.1.0 · Ray
tpmic5219-3-3ym5.kicad_mod Publish 0.1.0 · Ray
tpmic5219-3-3ym5.kicad_sym Publish 0.1.0 · Ray
tpmic5219-3-3ym5.lbr rebuild the library on adom-lbr 2.32.0. The published copy was built by 2.18.0, which imported every KiCad roundrect an… · Ray
tpmic5219-3-3ym5.step Publish 0.1.0 · Ray

TPMIC5219-3.3YM5

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

TPMIC5219-3.3YM5 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 Input supply voltage. Recommended operating range 2.0V to 20V (absolute max 22V referenced to GND). Bypass with a 1µF ceramic capacitor to GND close to the pin.
2 GND power_in Device ground reference. Return path for the internal bandgap, error amplifier, and output current.
3 EN input Enable control input. Drive above VIH (1.1V min) to enable the regulator; drive below VIL (0.4V max) to shut down (ISD ≈ 0.01µA). EN input current is typ. 10nA at VEN=27V. Do not leave floating.
4 NC unconnected No internal connection. May be left floating or tied to GND for mechanical stability.
5 VOUT power_out Regulated output of the LDO. Fixed 3.3V (±2%) at up to 500mA output current with 0.42V typical dropout at 100mA. Requires a 1µF ceramic or tantalum output capacitor to GND for stability.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • TPMIC5219-3.3YM5

CAD (KiCad official)

  • Symbol: TPMIC5219-3.3YM5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: tpmic5219-3-3ym5-etched.step / tpmic5219-3-3ym5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpmic5219-3-3ym5.step / tpmic5219-3-3ym5.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
tpmic5219-3-3ym5.step 85 KB You want the bare part, or you mark your own boards.
tpmic5219-3-3ym5-etched.step 2.5 MB You want the part with TPMIC5219-3.3YM5 already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 630 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 (6 pp, sha256 822627ffd945165e, 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