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P6SMB18CAHE3_A

Vishay Intertech · TVS · SMB(DO-214AA)

P6SMB18CAHE3_A from Vishay Intertech, in a SMB(DO-214AA). 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 SMB(DO-214AA)
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 at IT (bidirectional, same row as P6SMB18A/18CA) VBR 17.1 18.9 V At IT = 1.0 mA (test current column) 2
Maximum reverse leakage at VWM ID 1 µA At VWM (stand-off voltage 15.3 V) 2
Maximum peak pulse current IPPM 23.8 A Footnote (2): surge current waveform per fig. 3 and derate per fig. 2 2
Maximum clamping voltage at IPPM VC 25.2 V At IPPM 2
Maximum temperature coefficient of VBR 0.088 %/°C 2
Peak pulse power dissipation PPPM 600 W 10/1000 µs waveform (notes 1)(2), fig. 1 1
Power dissipation on infinite heatsink PD 5 W On infinite heatsink at TA = 50 °C 1
Operating junction and storage temperature range TJ, TSTG -65 150 °C Operating junction and storage temperature range 1
Typical thermal resistance, junction to ambient air RθJA 100 °C/W Mounted on minimum recommended pad layout (note 1, page 3) 3
Typical thermal resistance, junction to lead RθJL 20 °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: P6SMB18CAHE3_A
  • Footprint: Diode_SMD:D_SMB
  • 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
  • 3D model files: p6smb18cahe3-a-etched.step / p6smb18cahe3-a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); p6smb18cahe3-a.step / p6smb18cahe3-a.glb are the bare package body.

Provenance

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

  • Datasheet: Vishay Intertech datasheet (5 pp, sha256 eaa2ddd1c89e7154, retrieved 2026-10-21, 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