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YSBLC12C

Leiditech · ESD Protection Devices · SOD-323

YSBLC12C from Leiditech, in a SOD-323. 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 Leiditech
Package SOD-323
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
ESD per IEC 61000-4-2 (Air) VESD -30 30 KV Air discharge 1
Operating Temperature Range TJ -45 85 ℃ 1
Storage Temperature Range TSTJ -55 150 ℃ 1
Peak Pulse Power (8/20µs) Ppp 350 W 8/20µs 1
ESD per IEC 61000-4-2 (Contact) -30 30 KV Contact discharge 1
Reverse Working Voltage VRWM 12 V 2
Breakdown Voltage VBR 13.3 V IT = 1mA 2
Reverse Leakage Current IR 0.2 µA VRWM = 12 V 2
Clamping Voltage VC 18 V IPP = 1A (8 x 20µs pulse) 2
Clamping Voltage VC 29 V IPP = 12A (8 x 20µs pulse) 2
Junction Capacitance CJ 1 pF VR = 0V, f = 1MHz 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 Lead Finish: Matte Tin Case Material: “Green” Molding Compound. 1

CAD (KiCad official)

  • Symbol: YSBLC12C
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323 (KiCad packages3D, STEP)
  • 3D model files: ysblc12c-etched.step / ysblc12c-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ysblc12c.step / ysblc12c.glb are the bare package body.

Provenance

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

  • Datasheet: Leiditech datasheet (3 pp, sha256 38779d0435fa1d8c, retrieved 2026-10-27, 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