STMicroelectronics 1-Element Uni-Directional TVS Diode 1.5 kW 2-Pin DO-201 1.5KE39A

STMicroelectronics 1.5KE39A is a high-reliability 1-Element Uni-Directional TVS Diode designed for transient voltage suppression in electronic circuits. It offers a peak pulse power dissipation of 1.5 kW and comes in a compact 2-pin DO-201 package designed for through-hole mounting.

This diode features a minimum breakdown voltage of 37.1 V and a maximum reverse stand-off voltage of 33.3 V, providing effective protection against voltage surges and transient spikes. The clamping voltage of 69.7 V helps to maintain safe voltage levels during transient events, protecting sensitive components.

The device supports a broad operating temperature range from -65°C to 175°C, making it suitable for industrial, automotive, and commercial electronic applications requiring reliable ESD protection and transient voltage suppression.

With a maximum peak pulse current rating of 143 A and low reverse leakage current of 1 μA, this diode ensures high surge absorption capability and efficiency. Its physical dimensions - approximately 9.5 mm in length and 5.3 mm in diameter - allow for easy mounting in diverse circuit board designs.

Ideal for use in power supplies, telecommunications equipment, and electronics systems exposed to harsh electrical environments, this STMicroelectronics TVS diode helps increase device longevity and system stability.

Engineers and technicians rely on the 1.5KE39A for robust overvoltage protection in laboratory, industrial, and manufacturing settings, as well as in commercial and consumer electronics.

Designed as a single-element uni-directional transient voltage suppressor diode. Supports peak pulse power dissipation of 1.5 kW for robust transient voltage protection. Features 37.1 V minimum breakdown voltage and 33.3 V max reverse stand-off voltage.

Compact 2-pin DO-201 package suitable for through-hole mounting applications. Operating temperature range from -65°C up to 175°C ensures high reliability. Clamping voltage of 69.7 V for effective voltage surge control. Maximum peak pulse current rating is 143 A ensuring high surge absorption capability.

Rated for maximum reverse leakage current of 1 μA for efficient low leakage operation. Dimensions approximately 9.5 mm length, 5.3 mm diameter and width for easy integration. Widely used in electronic equipment and power supplies for transient voltage suppression.

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