Vishay Bi-Directional TVS Diode 3 kW Peak Pulse Power Surface Mount DO-214AB Package SMC3K18CAHM3_A/H

Vishay SMC3K18CAHM3_A/H is a high-performance bi-directional transient voltage suppression (TVS) diode designed to protect electronic circuits from voltage spikes induced by inductive load switching, lightning, and electrostatic discharge events. This diode features a peak pulse power dissipation of 3 kW using a 10/1000 microsecond waveform, making it highly effective in transient suppression applications in consumer electronics, automotive, industrial, and telecommunication equipment.

The diode is supplied in a surface mount DO-214AB (SMC) package, facilitating easy placement on printed circuit boards where space and assembly efficiency are critical. With a minimum breakdown voltage of 20 volts and a maximum reverse stand-off voltage of 18 volts, it ensures robust protection while maintaining circuit integrity.

The rapid response and low incremental surge resistance enable the diode to clamp transient voltages to a safe level quickly, with a clamping voltage of 29.2 volts. It can handle peak pulse currents up to 103 amperes, providing dependable circuit protection under high transient stress conditions. The device is rated for operation in extreme temperatures from -55 °C up to 150 °C, suitable for use in demanding environments and complies with RoHS standards as well as automotive AEC-Q101 qualification, ensuring reliability for automotive applications.

Typical applications include protection of MOSFETs, ICs, sensor signal lines, and other sensitive components in industrial controls, automotive electronics, water treatment systems, and communication devices.

Bi-directional diode ideal for protecting circuits against voltage transients. Peak pulse power capability of 3 kW with a 10/1000 µs waveform. Surface mount DO-214AB package for compact PCB integration. Wide operating temperature range from -55 °C to 150 °C.

Clamping voltage of 29.2 V for efficient transient suppression. Automotive AEC-Q101 qualification ensures reliability in vehicle electronics. Minimal leakage current of 1 μA reduces power loss during normal operation. Compliant with RoHS for environmental safety.

High surge current capability for robust transient protection. Compact dimensions: 7.11 mm length, 2.62 mm width, 6.22 mm height.

This Vishay bi-directional TVS Diode offers reliable transient voltage suppression suitable for a broad range of electronic and industrial applications, combining robust electrical characteristics with a small footprint and automotive-grade quality standards.

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