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3.0SMCJ20A-13

Public Made by Adom

by adom

Diodes Incorporated ESD And Surge Protection (TVS/ESD), SMC. 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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3.0SMCJ20A-13

Diodes Incorporated · ESD And Surge Protection (TVS/ESD) · SMC

3.0SMCJ20A-13 from Diodes Incorporated, in a SMC. 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 Diodes Incorporated
Package SMC
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
Breakdown Voltage (uni-directional, 20V) VBR 22.2 24.5 V IT = 1.0 mA; VBR measured with pulse 10 ms to 15 ms (Note 9) 3
Max. Reverse Leakage Current IR 5 µA @ VRWM (Note 10) 3
Max. Clamping Voltage VC 32.4 V @ IPP per 10 x 1000 µs waveform (Note 11) 3
Max. Peak Pulse Current IPP 92.6 A 10 x 1000 µs waveform (Note 11) 3
Peak Pulse Power Dissipation PPK 3000 W Non-repetitive current pulse per Fig. 4, derated above TA = +25°C per Fig. 1 (Note 5) 2
Peak Forward Surge Current IFSM 300 A 8.3 ms single half sine wave superimposed on rated load; uni-directional units only (Notes 6, 7, 8) 2
Operating Temperature Range TJ -55 150 °C 2
Storage Temperature Range TSTG -55 150 °C 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin • Terminals: Finish, Matte Tin Plated Leads Solderable per MIL-STD-202, Method 208 1

CAD (KiCad official)

  • Symbol: 3.0SMCJ20A-13
  • Footprint: Diode_SMD:D_SMC
  • 3D model: SMC (KiCad packages3D, STEP)
  • 3D model files: 3-0smcj20a-13-etched.step / 3-0smcj20a-13-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 3-0smcj20a-13.step / 3-0smcj20a-13.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (6 pp, sha256 0214690c00bded24, retrieved 2026-10-16, 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