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Vishay SMBJ51CDM3H Transient Voltage Suppressor

Surface Mount Transient Voltage Suppressor designed for sensitive electronics protection against voltage transients, with peak pulse power of 600 W, fast response, and low leakage current suitable for automated placement. Available in uni-directional and bi-directional packages, these devices operate within a temperature range of -55°C to +150°C. The package complies with RoHS, UL 94 V-0 flammability rating, and features matte tin-plated leads for reliable soldering. Ideal for safeguarding ICs, MOSFETs, signal lines, and sensor units in consumer, industrial, and communication equipment, providing excellent clamping and surge current resistance.

Authorized Distributors
Source:Newark
Part No:SMBJ51CD-M3/H
Stock:5232
Inv Date:06-09-2026
Price: Unit price: $0.87
Buy/RFQ:
Source:DigiKey
Part No:SMBJ51CD-M3/H
Stock:6920
Inv Date:06-09-2026
Price: Unit price: $0.83
Buy/RFQ:
Part No:SMBJ51CD-M3/H
Stock:4007
Inv Date:06-10-2026
Price: Unit price: $0.81
Buy/RFQ:
Part No:SMBJ51CD-M3/H
Stock:6874
Inv Date:06-09-2026
Price: Unit price: $0.082
Buy/RFQ:

Vishay SMBJ51CDM3H Transient Voltage Suppressor Specifications:

  • Peak pulse power: 600 W with 10/1000 μs waveform
  • Maximum operating junction temperature: +150°C
  • Temperature range: -55°C to +150°C
  • Package: DO-214AA (SMBJ), RoHS compliant
  • Lead Finish: Matte tin-plated, solderable
  • Flammability rating: UL 94 V-0
  • Thermal resistance junction to ambient: 100°C/W
  • Peak pulse current (at 50°C): 5.0 A
  • Operational voltage range: 6.5 V to 228 V (Ver), 6.5 V to 145 V (Var), 5.0 V to 188 V (Vw uni), 5.0 V to 120 V (Vw bi)
  • Clamping voltage varies with voltage rating, maximum reverse stand-off voltage up to 228 V
  • Polarity: uni-directional with cathode band, bi-directional types without band
  • Stand-off voltage: up to 188 V
  • Mechanical dimensions: 0.086 x 0.130 inches (2.20 x 3.30 mm), with mounting pad layout as per outline
  • Designed for automotive, industrial, communication, and consumer electronics protection
  • Certifications: UL Recognized, compliant with RoHS, JESD 201 class 2 whisker test

Buy the Vishay Series SMBJ Voltage Suppressor: SMBJ51CDM3H

Protect your electronics efficiently with the Vishay Series SMBJ51CDM3H transient voltage suppressor. This device offers 600 W peak pulse power with fast response times and excellent clamping capabilities. Available in a compact DO-214AA package, it features RoHS compliance, low leakage current, and robust thermal and electrical characteristics. Perfect for safeguarding ICs, MOSFETs, sensor lines, and communication equipment, ensuring maximum reliability in industrial, telecommunication, and consumer applications. Purchase online today and secure your systems against voltage transients effortlessly.

Order your Vishay Series SMBJ51CDM3H transient voltage suppressor today and protect your sensitive electronics with reliable, fast-acting surge protection.

Frequently Asked Questions

Where can I buy Vishay SMBJ51CDM3H?

You can click on the BUY or RFQ button to purchase SMBJ51CDM3H from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part SMBJ51CDM3H?

You can download the SMBJ51CDM3H datasheet or visit the Vishay website for support.

Who is the manufacturer of SMBJ51CDM3H?

Vishay

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