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Contents

README

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PDWL050019

UMW · ESD And Surge Protection (TVS/ESD) · SOT-23-6

PDWL050019 from UMW, in a SOT-23-6. 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 I/O1 bidirectional Protected I/O line, clamped to GND; the datasheet rates the array at 150 W peak pulse power (8/20µs) and ±20 kV ESD (contact and air) per IEC 61000-4-2.
2 GND power_in Ground reference for the TVS clamping paths; clamping voltage is specified from each I/O pin to ground.
3 I/O2 bidirectional Protected I/O line, clamped to GND; the datasheet rates the array at 150 W peak pulse power (8/20µs) and ±20 kV ESD (contact and air) per IEC 61000-4-2.
4 I/O3 bidirectional Protected I/O line, clamped to GND; the datasheet rates the array at 150 W peak pulse power (8/20µs) and ±20 kV ESD (contact and air) per IEC 61000-4-2.
5 VCC power_in Pin labeled VCC in the pinout diagram; the datasheet states no separate voltage limit or function for it.
6 I/O4 bidirectional Protected I/O line, clamped to GND; the datasheet rates the array at 150 W peak pulse power (8/20µs) and ±20 kV ESD (contact and air) per IEC 61000-4-2.

Key specifications

Parameter Value
Manufacturer UMW
Package SOT-23-6
Category Circuit Protection
Pins 6

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Reverse working voltage VRWM 5 V 2
Reverse breakdown voltage VBR 6 V IT=1mA 2
Reverse leakage current IR 1 µA VRWM=5V 2
Clamping voltage (I/O pin to Ground) VC 9.5 11 V IPP=1A, tP=8/20µs 2
Clamping voltage (I/O pin to Ground) VC 12.5 15 V IPP=5A, tP=8/20µs 2
Peak pulse power dissipation PPP 150 W 8/20µs waveform, TA=25°C 2
ESD per IEC 61000-4-2 (Air) VESD 20 kV IEC 61000-4-2 air discharge, TA=25°C 2
ESD per IEC 61000-4-2 (Contact) VESD 20 kV IEC 61000-4-2 contact discharge, TA=25°C 2
Lead soldering temperature TL 260 °C 10 sec. 2
Junction temperature range TJ -55 125 °C 2
Storage temperature range TSTG -55 150 °C 2

CAD (KiCad official)

  • Symbol: PDWL050019
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: pdwl050019-etched.step / pdwl050019-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pdwl050019.step / pdwl050019.glb are the bare package body.

Provenance

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

  • Datasheet: UMW datasheet (7 pp, sha256 3081c167c89395eb, retrieved 2026-10-15, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (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