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docs tprt9193-33gb: 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 pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · 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 tprt9193-33gb: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bo… · Ray
README.md tprt9193-33gb: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray
tprt9193-33gb-etched.fit.json tprt9193-33gb: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
tprt9193-33gb-etched.glb tprt9193-33gb: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bo… · Ray
tprt9193-33gb-etched.step tprt9193-33gb: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bo… · Ray
tprt9193-33gb.glb Publish 0.1.0 · Ray
tprt9193-33gb.kicad_mod Publish 0.1.0 · Ray
tprt9193-33gb.kicad_sym Publish 0.1.0 · Ray
tprt9193-33gb.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
tprt9193-33gb.step Publish 0.1.0 · Ray

TPRT9193-33GB

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

TPRT9193-33GB 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. Operating input range 1.6V-5.5V (typical), absolute max 6V. Requires an input decoupling capacitor (1uF-10uF ceramic) to GND close to the pin.
2 GND power_in Device ground reference. Connect to system ground plane with a low-impedance path.
3 CE input Chip Enable / shutdown control input. Drive high to enable the regulator; drive low (Vce=0V) to place the device in shutdown mode where standby current ICEL is <1uA typical. Do not leave floating.
4 NC unconnected No internal connection. Leave floating or tie to GND for mechanical robustness.
5 VOUT power_out Regulated LDO output. Fixed 3.3V (-33GB option) with +/-2% accuracy, delivering up to 300mA (typ). Requires an output capacitor of 1uF-10uF ceramic for stability. Dropout ~90mV at 100mA and ~230mV at 200mA.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • TPRT9193-33GB

CAD (KiCad official)

  • Symbol: TPRT9193-33GB
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: tprt9193-33gb-etched.step / tprt9193-33gb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tprt9193-33gb.step / tprt9193-33gb.glb are the bare package body.

Provenance

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

  • Datasheet: TECH PUBLIC datasheet (5 pp, sha256 46e68380b88ce9b5, 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