component

SMF200A

Public Made by Adom

by adom

Yangzhou Yangjie Elec Tech ESD And Surge Protection (TVS/ESD), SOD-123FL. 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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SMF200A

Yangzhou Yangjie Elec Tech · ESD And Surge Protection (TVS/ESD) · SOD-123FL

SMF200A from Yangzhou Yangjie Elec Tech, in a SOD-123FL. 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 Yangzhou Yangjie Elec Tech
Package SOD-123FL
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 (unidirectional) VBR 224 247 V IT = 1 mA, pulse test tp≤50ms (note 1) 2
Maximum reverse leakage current IR 1 μA at VRWM = 200.0 V 2
Maximum reverse surge current IPP 0.62 A surge waveform per Fig. 2, derated per Fig. 3 (note 2) 2
Maximum clamping voltage VC 324 V at IPP = 0.62 A 2
Peak power dissipation PPPM 200 W 10/1000us waveform 1
Peak forward surge current, 8.3 ms single half sine-wave IFSM 20 A unidirectional only (note 3) 1
Power dissipation, on infinite heat sink PD 0.4 W TL=75℃ 1
Operating junction and storage temperature range TJ,TSTG -55 150 ℃ 1
Thermal resistance, junction to lead RθJL 26 ℃/W between junction and lead 1
Thermal resistance, junction to ambient RθJA 300 ℃/W between junction and ambient 1
Thermal resistance, junction to curve (as printed) RθJC 40 ℃/W between junction and Curve (as printed) 1
Working peak reverse voltage VRWM 200 V unidirectional type SMF200A 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: Tin plated leads, solderable per J-STD-002 and JESD22-B102 1

CAD (KiCad official)

  • Symbol: SMF200A
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123FL (KiCad packages3D, STEP)
  • 3D model files: smf200a-etched.step / smf200a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smf200a.step / smf200a.glb are the bare package body.

Provenance

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

  • Datasheet: Yangzhou Yangjie Elec Tech datasheet (5 pp, sha256 7b473b6b02bab271, retrieved 2026-10-21, 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