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Contents

README

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ESL160503-MS

MSKSEMI · ESD And Surge Protection (TVS/ESD) · 0603

ESL160503-MS from MSKSEMI, in a 0603. 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 1 passive Terminal 1 of the non-polar multilayer ZnO varistor (Ag/Ni/Sn end termination, 0.3±0.1 mm), rated 5.5 V DC continuous with clamping voltage below 240 V.
2 2 passive Terminal 2 of the non-polar multilayer ZnO varistor (Ag/Ni/Sn end termination, 0.3±0.1 mm), interchangeable with terminal 1 and with typical capacitance of 3 pF at 1 MHz.

Key specifications

Parameter Value
Manufacturer MSKSEMI
Package 0603
Category Circuit Protection
Pins 2

CAD (KiCad official)

  • Symbol: ESL160503-MS
  • Footprint: Diode_SMD:D_0603_1608Metric
  • 3D model: 0603 (KiCad packages3D, STEP)
  • 3D model files: esl160503-ms-etched.step / esl160503-ms-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); esl160503-ms.step / esl160503-ms.glb are the bare package body.

Provenance

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

  • Datasheet: MSKSEMI datasheet (6 pp, sha256 398070da9f1f54e7, retrieved 2026-10-10, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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