component

MS0603ESDA-12

Public Made by Adom

by adom

MSKSEMI ESD And Surge Protection (TVS/ESD), 0603. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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MS0603ESDA-12

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

MS0603ESDA-12 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 K passive Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint.
2 A passive Anode.

Key specifications

Parameter Value
Manufacturer MSKSEMI
Package 0603
Category Circuit Protection
Pins 2

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Varistor voltage (measured at 1 mA DC) VB 130 V Measured at 1mA DC 2
Varistor voltage tolerance VB tolerance -20 20 % 2
Typical capacitance value C 1 pF Measured at f=1kHz, Vrms=0.5V 2
Typical capacitance value tolerance -0.3 0.3 pF 2
Maximum clamping voltage VC 250 V Measured at 1A by 8/20µs pulse 2
Response time (T rise) T rise 1 ns Printed as <1 ns 2
Leakage current at VB x 80% (initial state) ILVB 20 µA At VB x 80%, initial state 2
Leakage current at VB x 80% (after reliability test) ILVBA 100 µA At VB x 80%, after reliability test 2
Operating ambient temperature -55 125 ℃ 2
Storage temperature -40 125 ℃ Minus sign not visible in extracted text (printed as 40~+125); confirm 2
Reflow temperature profile (recommended) 260 ℃ Recommended reflow profile 2

CAD (KiCad official)

  • Symbol: MS0603ESDA-12
  • Footprint: Diode_SMD:D_0603_1608Metric
  • 3D model: 0603 (KiCad packages3D, STEP)
  • 3D model files: ms0603esda-12-etched.step / ms0603esda-12-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ms0603esda-12.step / ms0603esda-12.glb are the bare package body.

Provenance

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

  • Datasheet: MSKSEMI datasheet (6 pp, sha256 63ddd415519f768a, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary cathode-band convention (convention), consensus off (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