component

5.0SMDJ12CA

Public Made by Adom

by adom

Liown Electrostatic And Surge Protection (TVS/ESD), SMC(DO-214AB). 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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5.0SMDJ12CA

Liown · Electrostatic And Surge Protection (TVS/ESD) · SMC(DO-214AB)

5.0SMDJ12CA from Liown, in a SMC(DO-214AB). 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 an unpolarised fuse; either orientation.
2 2 passive Terminal 2 of an unpolarised fuse; either orientation.

Key specifications

Parameter Value
Manufacturer Liown
Package SMC(DO-214AB)
Category TVS/Fuse/Board Level 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
Reverse Stand-Off Voltage VR 12 V 5.0SMDJ12CA 2
Breakdown Voltage VB 13.3 14.7 V @IT=10mA 2
Maximum Clamping Voltage VC 19.9 V @IPP=252.0A 2
Peak Pulse Current IPP 252 A 10/1000μs waveform 2
Reverse Leakage IR 800 μA @VR 2
Peak pulse power dissipation PPPM 5000 W 10/1000μs waveform, TA=25℃ 1
Steady state power dissipation PM(AV) 6.5 W TA=50℃ 1
Peak forward surge current IFSM 300 A 8.3ms single half sine-wave superimposed on rated load 1
Operating junction and storage temperature TJ, TSTG -55 150 ℃ 1
Thermal resistance junction to lead RθJL 15 ℃/W Typical 1
Thermal resistance junction to ambient RθJA 75 ℃/W Typical 1

CAD (KiCad official)

  • Symbol: 5.0SMDJ12CA
  • Footprint: Diode_SMD:D_SMC
  • 3D model: SMC(DO-214AB) (KiCad packages3D, STEP)
  • 3D model files: 5-0smdj12ca-etched.step / 5-0smdj12ca-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 5-0smdj12ca.step / 5-0smdj12ca.glb are the bare package body.

Provenance

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

  • Datasheet: Liown datasheet (6 pp, sha256 978426d3c2f4f44c, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal 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