Diodes Incorporated
SMA

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SMAJ110CAQ

400W Surface Mount Automotive Transient Voltage Suppressor

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Description

Suitable to protect sensitive automotive circuits against surges defined in ISO7637-2 and against electrostatic discharges according to ISO10605.

Compliance with following standards:

  • ISO10605, C = 150pF, R = 330Ω:
    • 30kV (Air Discharge)
    • 30kV (Contact Discharge)
  • ISO7637-2 (Note 5)
    • Pulse 1: VS = -100V
    • Pulse 2a: VS = +50V
    • Pulse 3a: VS = -150V
    • Pulse 3b: VS = +100V

Feature(s)

  • 400W Peak Pulse Power Dissipation
  • 5V to 200V Standoff Voltages
  • Glass Passivated Die Construction
  • Unidirectional and Bidirectional Versions Available
  • Excellent Clamping Capability
  • Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3)
  • The SMAJ5.0(C)AQ – SMAJ200(C)AQ are suitable for automotive applications requiring specific change control; these parts are AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. https://www.diodes.com/quality/product-definitions/

Application(s)

  • ESD protection 
  • Transient Voltage Protection 
  • Protect sensitive automotive circuits

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Automotive
AEC Qualified Yes
Configuration Bi-Directional
Breakdown VoltageVBR Min(V) 122 V
Reverse Standoff Voltage VRWM(V) 110 V
VESD IEC61000-4-2 Contact Discharge(kV) 30 kV
Channel Input CapacitanceCT Typ (pF) N/A pF
Maximum Clamping Voltage @ Max Peak Pulse Current VC (V) 177 V
Typ Reverse Leakage Current IR @ VRWM Max(µA) 5 µA

Related Content

Packages

Protocols

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2543 2021-08-30 2021-11-30 Qualification of Additional Clip Bonding, Lead Frame Structure (Matrix) and Mold Compound for Select Automotive Products in SMA Package