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Vishay SMBJ20DM3H Transient Voltage Suppressor

The SMBJ20DM3H is a surface-mount transient voltage suppressor (TVS) diode designed to protect sensitive electronic components against voltage transients. It features a peak pulse power capability of 600 W, fast response time, and is available in a compact DO-214AA package with low profile design for easily automated placement in various electronic systems. Suitable for applications in industrial, consumer, and telecommunication equipment, it ensures reliable performance with excellent clamping and low leakage current, meeting industry standards and RoHS compliance.

Authorized Distributors
Source:Newark
Part No:SMBJ20D-M3/H
Stock:4827
Inv Date:06-09-2026
Price: Unit price: $0.621
Buy/RFQ:
Source:DigiKey
Part No:SMBJ20D-M3/H
Stock:6750
Inv Date:06-09-2026
Price: Unit price: $0.22191
Buy/RFQ:
Part No:SMBJ20D-M3/H
Stock:8881
Inv Date:06-10-2026
Price: Unit price: $0.71
Buy/RFQ:
Part No:SMBJ20D-M3/H
Stock:4473
Inv Date:06-09-2026
Price: Unit price: $0.075
Buy/RFQ:

Vishay SMBJ20DM3H Transient Voltage Suppressor Specifications:

  • Package: DO-214AA (SMBJ)
  • Peak pulse power dissipation: 600 W with 10/1000 μs waveform
  • Maximum peak pulse power at Ty = 50°C: 5.0 W
  • Operating temperature range: -55°C to +150°C
  • Junction to ambient thermal resistance: 100 °C/W
  • Dimensions: 0.086 (2.20 mm) to 0.155 (3.94 mm) in length, mounting pad area: 0.096 x 0.085 (2.44 x 2.159 mm)
  • Polarity: unidirectional (band denotes cathode end), bi-directional available
  • Material: UL 94 V-0 compliant molding compound, halogen-free
  • Leads: matte tin plated, solderable per J-STD-002 and JESD 22-B102
  • Clamping voltage: varies per model, e.g., SMBJ20D approximately 47.0 V at 5 A
  • Mechanical data: case outline for mounting and layout per industry standards
  • RoHS compliant and suitable for automated assembly
  • Response time: very fast, ensuring quick transient suppression
  • Certifications: UL recognition, IEC compliance, and industry-standard ratings

Buy the Vishay SMBJ20DM3H – Reliable Transient Voltage Suppressor for Industrial Applications

Protect your electronic devices with the Vishay SMBJ20DM3H transient voltage suppressor. Designed with a 600 W peak power capacity and fast response time, it effectively protects sensitive components against voltage transients. Its compact surface-mount package simplifies installation in various applications including industrial, consumer, and telecommunication systems. With excellent clamping, low leakage current, and RoHS compliance, this diode guarantees durability and reliable performance under harsh conditions. Purchase online today to secure essential suppression for your electronic projects and ensure long-term system integrity.

Order your Vishay SMBJ20DM3H in the compact DO-214AA package today and ensure robust transient protection for your sensitive electronic systems.

Frequently Asked Questions

Where can I buy Vishay SMBJ20DM3H?

You can click on the BUY or RFQ button to purchase SMBJ20DM3H from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part SMBJ20DM3H?

You can download the SMBJ20DM3H datasheet or visit the Vishay website for support.

Who is the manufacturer of SMBJ20DM3H?

Vishay

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