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Vishay SMB8J40CAHM3AH Transient Voltage Suppressor

High power surface-mount transient voltage suppressor designed for protecting sensitive electronics against voltage transients. Features low profile SMB package, fast response time, and optional RoHS and AEC-Q101 qualification, making it suitable for automotive, industrial, and consumer applications where reliable transient suppression is critical.

Authorized Distributors
Source:Newark
Part No:SMB8J40CAHM3_A/H
Stock:2964
Inv Date:06-09-2026
Price: Unit price: $0.989
Buy/RFQ:
Part No:SMB8J40CAHM3-A/H
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay SMB8J40CAHM3AH Transient Voltage Suppressor Specifications:

  • Peak pulse power (unidirectional): 1000 W
  • Peak pulse power (bidirectional): 800 W
  • Peak pulse current: 100 A
  • Peak forward surge current: 100 A at 8.3 ms
  • Maximum reverse voltage: 6.4V to 49.1V depending on model
  • Voltage at It: 5.0 V to 40 V
  • Operating junction temperature: -55°C to +150°C
  • Maximum leakage current: varies with voltage
  • Case: SMB (D0-214AA)
  • Material: Glass passivated pellet chip junction, RoHS-compliant, halogen-free options available
  • Mounting: Solderable leads, meets J-STD-002 and JESD 22-B102
  • Thermal resistance junction to ambient: approximately 72°C/W
  • Meets manufacturer and industry safety standards including UL 94 V-0 flammability rating
  • Polarity: Unidirectional (cathode band) and bidirectional types available

Buy the VISHAY SMB8J40CAHM3AH – Reliable Transient Suppressor for Industrial Applications

Protect your sensitive electronics with our high-quality SMB series transient voltage suppressor. Designed for fast response and high power dissipation, this SMB package device ensures reliable voltage transient suppression in automotive, industrial, and consumer circuits. With optional RoHS and AEC-Q101 compliance, it fits demanding applications where safety, durability, and compliance matter. Easy to mount, with robust construction meeting UL 94 V-0 flammability standards, order online now and secure your electronic systems against voltage spikes efficiently.

Order your Vishay Series SMB8J40CAHM3AH transient voltage suppressor today and enhance the reliability of your electronic protection designs.

Frequently Asked Questions

Where can I buy Vishay SMB8J40CAHM3AH?

You can click on the BUY or RFQ button to purchase SMB8J40CAHM3AH from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part SMB8J40CAHM3AH?

You can download the SMB8J40CAHM3AH datasheet or visit the Vishay website for support.

Who is the manufacturer of SMB8J40CAHM3AH?

Vishay

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