Diodes Incorporated

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3000W Surface-Mount Automotive Transient Voltage Suppressor

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This device is suitable to protect sensitive automotive circuits against surges defined in ISO7637-2 and against electrostatic discharges according to ISO10605.


  • 3000W Peak Pulse Power Dissipation
  • 5V to 170V Standoff Voltages
  • Glass Passivated Die Construction
  • Excellent Clamping Capability
  • Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Notes 3)
  • The 3.0SMCJ5.0(C)AQ - 3.0SMCJ170AQ are suitable for automotive applications requiring specific change control; these parts are AEC-Q101 qualified, PPAP capable, and manufactured in IATF16949 certified facilities. https://www.diodes.com/quality/product-definitions/


Compliance with the following standards:

  • ISO10605, C = 150pF, R = 330Ω:
    30kV (Air Discharge)
    30kV (Contact Discharge)
  • ISO7637-2:
    Pulse 1: VS = -150V
    Pulse 2a: VS = +112V
    Pulse 3a: VS = -220V
    Pulse 3b: VS = +150V

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Automotive
Maximum Peak Pulse Current IPP @ 8x20µs Max 16.9
AEC Qualified Yes
Configuration Single (Uni-Directional)
Reverse Standoff Voltage VRWM(V) 110 V
Breakdown VoltageVBR Min(V) 122 V
Typ Reverse Leakage Current IR @ VRWM Max(µA) 5 µA
Maximum Clamping Voltage @ Max Peak Pulse Current VC (V) 177 V
VESD IEC61000-4-2 Contact Discharge(kV) 30 kV

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