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1.5SMC43CA-E3

Public Made by Adom

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Vishay Intertech ESD 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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1.5SMC43CA-E3

Vishay Intertech · ESD And Surge Protection (TVS/ESD) · SMC(DO-214AB)

1.5SMC43CA-E3 from Vishay Intertech, 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 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 Vishay Intertech
Package SMC(DO-214AB)
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 at IT (bi-directional, 1.5SMC43CA) minimum VBR 40.9 V at IT = 1.0 mA 2
Breakdown voltage at IT (bi-directional, 1.5SMC43CA) maximum VBR 45.2 V at IT = 1.0 mA 2
Maximum reverse leakage ID 1 µA at VWM 2
Maximum peak pulse current IPPM 25.3 A 2
Maximum clamping voltage VC 59.3 V at IPPM 2
Maximum temperature coefficient of VBR 0.101 %/°C 2
Peak power dissipation PPPM 1500 W 10/1000 μs waveform (fig. 1) 1
Power dissipation PD 6.5 W on infinite heatsink at TA = 50 °C 1
Operating junction and storage temperature range TJ, TSTG -65 150 °C 1
Typical thermal resistance, junction to ambient air RJA 75 °C/ W mounted on minimum recommended pad layout (note 1) 3
Typical thermal resistance, junction to leads RJL 15 °C/ W 3

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: matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 1

CAD (KiCad official)

  • Symbol: 1.5SMC43CA-E3
  • Footprint: Diode_SMD:D_SMC
  • 3D model: SMC(DO-214AB) (KiCad packages3D, STEP)
  • 3D model files: 1-5smc43ca-e3-etched.step / 1-5smc43ca-e3-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1-5smc43ca-e3.step / 1-5smc43ca-e3.glb are the bare package body.

Provenance

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

  • Datasheet: Vishay Intertech datasheet (5 pp, sha256 a23cefcecb0250d8, retrieved 2026-10-15, 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