V18MLE0603WH

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The V18MLE0603WH is a type of Transient Voltage Suppressing (TVS) device designed to protect sensitive components from voltage transients and surges. This device is specifically designed for automotive applications, and is most commonly used in circuit protection for vehicle audio systems, onboard computer systems, navigation systems, and other sensitive electronics.

The device is a TVS diode, more commonly known as a varistor or transient voltage suppressor (MOV). It is a solid-state device that absorbs electrical energy and regulates the voltage by releasing it as heat energy. It has a nonlinear voltage-current relationship, meaning that it can be used to regulate both the amplitude and timing of the electrical current.

The V18MLE0603WH is a zener-diode based varistor. This type of varistor is designed to provide both reverse and forward protection, and is capable of withstanding higher voltages and greater power dissipation than other varistor technologies.

The device is designed to operate over a temperature range of -55°C to +150°C, and has a maximum reverse voltage of 5.5V and a maximum peak surge current of 4A. In order to protect sensitive components from voltage transients, the device is equipped with a series of reverse-biased zener diodes that are triggered when the voltage reaches a specified level. When triggered, the diodes absorb the energy from the electrical surge, and dissipate it as heat.

The V18MLE0603WH also offers ESD protection when used in conjunction with a TVS diode array. The TVS diodes offer a low capacitance and high speed response to transient voltage events, and can help protect components from voltage upset and latch-up.

The device is relatively small in size, measuring only 0.6mm x 0.3mm x 0.25mm, which makes it suitable for use in space-constrained environments. It also has a relatively low forward voltage drop, and high peak power rating, making it a good choice for automotive applications.

In summary, the V18MLE0603WH is a zener-diode based varistor designed specifically for automotive applications. It offers reverse and forward protection, ESD protection, and a low forward voltage drop and high peak power rating. It is a small and reliable device, and is well suited for space-constrained environments.

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