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Vishay SMAJ20AHM3AH Transient Voltage Suppressor

The Vishay SMAJ20AHM3AH is a surface-mount transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage transients and surges. Featuring a peak pulse power dissipation of 400 W with a fast response time, it is suitable for automotive, industrial, and communication applications. Its compact SMA package, RoHS compliance, and AEC-Q101 qualification ensure high reliability and ease of automated assembly. The device offers unidirectional characteristics with a breakdown voltage of approximately 20.1 V, providing robust transient suppression for sensitive circuits.

Authorized Distributors
Source:Newark
Part No:SMAJ20AHM3_A/H
Stock:6180
Inv Date:06-09-2026
Price: Unit price: $0.672
Buy/RFQ:
Source:DigiKey
Part No:SMAJ20AHM3_A/H
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.12874
Buy/RFQ:
Part No:SMAJ20AHM3_A/H
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.66
Buy/RFQ:
Part No:SMAJ20AHM3-A/H
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay SMAJ20AHM3AH Transient Voltage Suppressor Specifications:

  • Package: SMA (DO-214AC)
  • Peak pulse power dissipation: 400 W (10/1000 us waveform)
  • Breakdown voltage: approximately 20.1 V
  • Maximum clamping voltage: 32 V at 18 A surge current
  • Peak pulse current: 18 A
  • Operating junction temperature: -55°C to +150°C
  • Thermal resistance junction to ambient: 120 °C/W
  • Material: Glass passivated chip junction, RoHS-compliant
  • Terminals: Matte tin-plated leads, solderable per J-STD-002
  • Compliance: RoHS, AEC-Q101 qualified
  • Mechanical: Surface-mount, compact design suitable for automated assembly
  • Maximum reverse leakage current: 0.91 μA
  • Clamp voltage at 18 A surge: ~32 V

Buy the Buy Vishay SMAJ20AHM3AH Part Number SMAJ20AHM3AH Online

Purchase the Vishay SMAJ20AHM3AH transient voltage suppressor online to ensure reliable protection against voltage transients in sensitive electronics. Designed with a peak pulse power of 400 W and fast response time, it safeguards ICs, sensors, and communication circuits across automotive, industrial, and consumer devices. Its compact SMA package, RoHS compliance, and AEC-Q101 qualification make it ideal for automated assembly and demanding environments. Secure your electronics' longevity by ordering this high-performance, durable TVS diode now, and optimize your circuit protection system with Vishay’s trusted technology.

Get Vishay SMAJ20AHM3AH today—built for precision and long-lasting durability in surge suppression applications.

Frequently Asked Questions

Where can I buy Vishay SMAJ20AHM3AH?

You can click on the BUY or RFQ button to purchase SMAJ20AHM3AH from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part SMAJ20AHM3AH?

You can download the SMAJ20AHM3AH datasheet or visit the Vishay website for support.

Who is the manufacturer of SMAJ20AHM3AH?

Vishay

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