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Vishay Uni-Directional TVS Diode 600 W, 2-Pin DO-214 SMBJ12D-M3/H

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Vishay Uni-Directional TVS Diode 600 W, 2-Pin DO-214 SMBJ12D-M3/H

Name: Vishay Uni-Directional TVS Diode 600 W, 2-Pin DO-214 SMBJ12D-M3/H
Brand: Vishay
SKU: 81046
Price: 0.21 USD
Availability: InStock

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Category TVS Diode Brand Vishay Condition New

Specifications

Country of Origin	India
Brand	Vishay
Height	2.24mm
Length	4.57mm
Model	SMBJ12D-M3/H
Width	3.94mm
Mount Type	Surface
Series	TRANSZORB TVS
Maximum Operating Temperature	150°C
Package Type	DO-214
Minimum Operating Temperature	-55°C
Pin Count	2
Clamping Voltage VC	19.6V
Automotive Standard	AEC-Q101
Direction Type	Uni-Directional
Minimum Breakdown Voltage Vbr	13.5V
Maximum Reverse Stand-off Voltage Vwm	12V
Peak Pulse Power Dissipation Pppm	600W
Test Current It	1mA
Maximum Peak Pulse Current Ippm	30.6A
Maximum Reverse Leakage Current	2μA
± 3.5 %	very tight VBR tolerance

Key Features

Designed for transient voltage suppression in surface mount applications.
600 W peak pulse power capability enhances surge protection performance.
DO-214 package enables automated placement for high-volume manufacturing.
Feature tight breakdown voltage tolerance of ±3.5 percent for precise protection.
Clamping voltage of 19.6 V provides rapid response to voltage spikes.
Wide operating temperature range from - 55°C to 150°C supports harsh environments.
Low leakage current and excellent clamping capability increase device reliability.
Complies with AEC-Q101 automotive standards for quality and reliability.

Product Description

The Vishay SMBJ12D-M3/H is a high-performance, uni-directional transient voltage suppression (TVS) diode specifically engineered to safeguard sensitive electronic components from transient voltage spikes. With a peak pulse power dissipation rating of 600 W, it delivers reliable protection against surges typically encountered in industrial, automotive, and commercial applications.

This diode is housed in a compact DO-214 package which is ideal for surface mounting, enabling efficient automated placement and compatibility with modern PCB assembly lines. Its uni-directional architecture provides targeted voltage suppression, making it suitable for circuits where current flows in a single direction.

One of the key advantages of the SMBJ12D-M3/H is its tight breakdown voltage tolerance (±3.5 percent), ensuring consistent protection across production batches. The device supports a maximum reverse stand-off voltage of 12 V, with a minimum breakdown voltage of 13.5 V and a clamping voltage of 19.6 V, making it effective for a variety of surge protection designs.

Additional features include a low maximum reverse leakage current of just 2 μA, fast response time for transient events, and low incremental surge resistance. The TVS diode operates reliably across a wide temperature range from - 55°C to 150°C, making it a dependable solution for challenging environments.

Automotive-grade quality is assured by AEC-Q101 compliance, broadening its use case to demanding vehicular systems. It is also characterized by its low profile, making it especially suited for designs where board space is critical.

Common industrial use cases include protection of data lines, communication interfaces, power supplies, and sensitive microelectronics in manufacturing, construction equipment, laboratory instruments, and commercial electronics. Its rugged design and fast clamping action secure devices against unpredictable voltage surges and electrostatic discharge events.

Explore Vishay's complete array of TVS Diodes and semiconductor protection devices on EnvMart to select solutions for specialized circuit protection needs.

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Frequently Asked Questions

The Vishay SMBJ12D-M3/H has a peak pulse power dissipation rating of 600 W, which enhances its surge protection performance.

The clamping voltage of the SMBJ12D-M3/H is 19.6 V, providing rapid response to voltage spikes.

This diode features a very tight breakdown voltage tolerance of ±3.5 percent, ensuring consistent protection across production batches.

It operates reliably across a wide temperature range from -55°C to 150°C, making it suitable for harsh environments.

The dimensions of the SMBJ12D-M3/H are 4.57 mm in length, 3.94 mm in width, and 2.24 mm in height.

The SMBJ12D-M3/H is designed for surface mounting, making it compatible with automated placement in high-volume manufacturing.

The maximum reverse stand-off voltage for the SMBJ12D-M3/H is 12 V, which is crucial for its application in surge protection.

This diode has a maximum reverse leakage current of just 2 μA, contributing to its reliability.

The SMBJ12D-M3/H complies with AEC-Q101 automotive standards, ensuring quality and reliability for vehicular applications.

The minimum breakdown voltage for the SMBJ12D-M3/H is 13.5 V, which is essential for its protective function.

The maximum peak pulse current for the SMBJ12D-M3/H is 30.6 A, providing robust protection against transient events.

This TVS diode is suitable for protecting data lines, communication interfaces, power supplies, and sensitive microelectronics in various industrial and automotive applications.