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Contents

README

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KLXES15AAA1

KUU · ESD And Surge Protection (TVS/ESD) · 0402

KLXES15AAA1 from KUU, in a 0402. 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 A1 passive First terminal of the bidirectional polymeric ESD suppressor; connects to the signal line to be protected (max continuous operating voltage 5.0 V, clamping voltage 40 V at IEC 61000-4-2 8 kV contact discharge).
2 A2 passive Second terminal of the bidirectional polymeric ESD suppressor; connects to the signal line to be protected (max continuous operating voltage 5.0 V, clamping voltage 40 V at IEC 61000-4-2 8 kV contact discharge).

Key specifications

Parameter Value
Manufacturer KUU
Package 0402
Category Circuit Protection
Pins 2

CAD (KiCad official)

  • Symbol: KLXES15AAA1
  • Footprint: Resistor_SMD:R_0402_1005Metric
  • 3D model: 0402 (KiCad packages3D, STEP)
  • 3D model files: klxes15aaa1-etched.step / klxes15aaa1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); klxes15aaa1.step / klxes15aaa1.glb are the bare package body.

Provenance

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

  • Datasheet: KUU datasheet (5 pp, sha256 17d19a807ac76c71, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-sonnet-4-6 (text+vision), consensus claude-opus-4-7 (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