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Contents

README

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1.5SMC510AHM3_B

Vishay Intertech · TVS · SMC(DO-214AB)

1.5SMC510AHM3_B 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 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 Vishay Intertech
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
Breakdown voltage VBR (uni-directional, 510A) VBR 485 535 V at IT = 1.0 mA 2
Stand-off voltage VWM (uni-directional, 510A) VWM 434 V 2
Maximum reverse leakage at VWM ID 1 μA at VWM 2
Maximum peak pulse current IPPM 2.15 A 10/1000 μs waveform (note 2) 2
Maximum clamping voltage at IPPM VC 698 V at IPPM 2
Maximum temperature coefficient of VBR 0.11 %/°C 2
Peak pulse power dissipation PPPM 1500 W 10/1000 μs waveform (notes 1, 2), fig. 1 1
Power dissipation on infinite heatsink PD 6.5 W on infinite heatsink at TA = 50 °C 1
Peak forward surge current (uni-directional only) IFSM 200 A 8.3 ms single half sine-wave 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: 1.5SMC510AHM3_B
  • Footprint: Diode_SMD:D_SMC
  • 3D model: SMC(DO-214AB) (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Vishay Intertech datasheet (5 pp, sha256 a23cefcecb0250d8, retrieved 2026-10-30, tier: manufacturer)
  • 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