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NUP4114UCW1T2G

UMW · ESD And Surge Protection (TVS/ESD) · SOT-363

NUP4114UCW1T2G from UMW, in a SOT-363. 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/O bidirectional ESD-protected data/power line I/O, rated for IEC 61000-4-2 ±15kV contact and ±20kV air discharge, with a working peak reverse voltage VRWM of 5V.
2 GND power_in Ground reference for the protection clamps; junction capacitance is specified to IO-to-GND at VR=0V, f=1MHz.
3 I/O bidirectional ESD-protected data/power line I/O, rated for IEC 61000-4-2 ±15kV contact and ±20kV air discharge, with a working peak reverse voltage VRWM of 5V.
4 I/O bidirectional ESD-protected data/power line I/O, rated for IEC 61000-4-2 ±15kV contact and ±20kV air discharge, with a working peak reverse voltage VRWM of 5V.
5 VCC power_in Supply pin labeled VCC on the pinning diagram; the datasheet gives no voltage limit or function for this pin.
6 I/O bidirectional ESD-protected data/power line I/O, rated for IEC 61000-4-2 ±15kV contact and ±20kV air discharge, with a working peak reverse voltage VRWM of 5V.

Key specifications

Parameter Value
Manufacturer UMW
Package SOT-363
Category Circuit Protection
Pins 6

CAD (KiCad official)

  • Symbol: NUP4114UCW1T2G
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SOT-363 (KiCad packages3D, STEP)
  • 3D model files: nup4114ucw1t2g-etched.step / nup4114ucw1t2g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); nup4114ucw1t2g.step / nup4114ucw1t2g.glb are the bare package body.

Provenance

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

  • Datasheet: UMW datasheet (6 pp, sha256 680c2c8a594b25d7, retrieved 2026-10-09, 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