Vishay 1-Element Uni-Directional TVS Diode 400 W, 2-Pin Surface Mount DO-214 SMAJ15A-E3/61

Vishay SMAJ15A-E3/61 is a high-performance 1-element uni-directional TVS diode designed to protect sensitive electronic equipment from transient voltage surges. It features a peak pulse power dissipation rating of 400 W and comes in a compact 2-pin DO-214 surface mount package, ideal for integration into tight PCB layouts in electronics, automotive, and industrial sectors.

This diode employs a single uni-directional diode configuration with a minimum breakdown voltage of 16.7 V and a maximum reverse stand-off voltage of 15 V, providing swift and efficient clamping during voltage transient events. The device operates safely over a wide temperature range from -55°C to 150°C, making it suitable for harsh industrial and automotive environments.

Key electrical parameters include a clamping voltage of 24.4 V and a maximum peak pulse current of 16.4 A, ensuring reliable protection against surges and electrostatic discharge (ESD). The device meets the automotive AEC-Q101 standard, emphasizing its robustness for automotive system protection.

Its small form factor with dimensions 4.5 mm (length) x 2.79 mm (width) x 2.09 mm (height) facilitates space-saving on densely packed circuit boards. The diode’s surface-mount design supports automated assembly, enhancing production efficiency.

Typical applications span across industrial control systems, automotive electronics, power supplies, telecommunication devices, and consumer electronics where transient voltage protection is critical for component longevity and safety.

Single diode configuration ensuring unidirectional voltage suppression. Minimum breakdown voltage of 16.7 V for precise overvoltage protection. Peak pulse power dissipation rating of 400 W supports heavy transient surges.

Compact dimensions with 4.5 mm length and 2.79 mm width for efficient PCB space usage. Operating temperature range from -55°C to 150°C for industrial and automotive applications. Low maximum reverse stand-off voltage of 15 V to provide fast response times.

ESD protection enabled, meeting AEC-Q101 automotive standards. Typical clamping voltage of 24.4 V during transient events. Maximum peak pulse current rating of 16.4 A for robust surge handling. Surface mount package type DO-214 suitable for machine assembly.

Manufactured in China ensuring consistent quality and reliability.

This Vishay TVS diode is an essential component for engineers and designers requiring reliable protection against voltage transients and surges in demanding industrial, automotive, and electronics applications. For more product choices, explore the TVS Diodes category at EnvMart.