MALCE48A

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TVS diodes are designed to provide a high-speed clamping and transient protection solution for a vast array of products and applications. Transient Voltage Suppressors (TVS) Diodes, also known as Transient Voltage Protection Diodes, are surge-protection devices that absorb high-energy transient surges and clamp it to a safe level.

The MALCE48A is a 48V unidirectional Transient Voltage Suppressor which is primarily designed for automotive applications. It has a very low operating power dissipation and fast switching time. The device has a peak pulse power rating of 250W.

The working principle of the MALCE48A is based on the principle of a voltage regulator. The unit consists of a semiconductor junction and two electrodes. When normal operating voltage is applied, the voltage-regulated diode allows electrical current to pass through its junction. When the device experiences overvoltage, the voltage-regulated diode has the ability to limit current to a safe level by suppressing the voltage. This protects the underlying circuitry from potentially dangerous overvoltage transients.

The MALCE48A is primarily intended for automotive applications in which it provides transient protection for 12V and 24V supply lines, regardless of polarity. The device may also be used in other electronic equipment such as notebooks, LCDs, battery packs, solar cells, and computers. It is also used in a wide range of automotive applications such as lighting systems, EFI systems, and navigation systems. The device is also designed to provide protection against ESD, high-voltage spikes, and lightning-induced transients.

The MALCE48A is a unidirectional TVS and is usually used in combinationwith a series of Schottky protection diodes. The Schottky diode typically works in tandem with the TVS diode to absorb and dissipate surge current from positive and negative transients. The Schottky diode also blocks any positive current from reaching the protected system. The MALCE48A has a 12ms response time which ensures that transient events are clamped to a safe voltage faster than the possible destructive power.

In summary, the MALCE48A is a 48V unidirectional Transient Voltage Suppressor primarily designed for automotive applications. It is designed to protect against ESD, high-voltage spikes, and lightning-induced transients. The device also provides a peak pulse power rating of 250W. The MALCE48A works in combination with a series of Schottky protection diodes providing a bidirectional protection and robust performance that make it ideal for automotive applications.

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