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TVS - Diodes

MAPLAD36KP58AE3 Application Field and Working Principle

Transient voltage suppressors (TVSs) are semiconductor devices which are designed to protect against overvoltage to the electrical system. One of these devices is the MAPLAD36KP58AE3. This follows the SOT-23 package and is a three-terminal unidirectional breakover diode. The MAPLAD36KP58AE3 is designed to protect low voltage systems against cables that have high voltage transients. These devices are able to quickly clamp the voltage transients and thus providing a low capacitance path to ground.

The TVSs are designed to protect electronics by clamping the voltage. This is done by using the avalanche breakdown property of the semiconductors. This property is used to switch the device on-off quickly and clamp the voltage spike that would otherwise damage the electronics. This switching mechanism is also known as snap-back which allows the device to operate at a much lower voltage than otherwise possible with a diode.

The MAPLAD36KP58AE3 is an avalanche diode which works as a unidirectional (one-way) expression as current flows through it. When the voltage applied to the device exceeds a certain amount, the avalanche breakdown effect occurs. This increases the current significantly and the device operates as a low capacitance (ESD) protection path to ground. The device has a low capacitance rating, which allows minimum voltage drop with high frequency signals. This helps in clamping voltage transients and reducing the amplitude of the voltage spike.

The MAPLAD36KP58AE3 is designed for applications which require protection from ESD and overvoltage transients. It is ideal for use in portable devices such as cellular phones, PDA\'s, and other portable electronics. It is also suitable for TVS applications such as data lines and AC power lines. This device is also well-suited for automotive applications due to its high surge capability and low leakage current.

In conclusion, the MAPLAD36KP58AE3 is an avalanche diode designed for use in applications requiring protection from ESD and overvoltage transients. The device has a low capacitance rating, which allows it to quickly clamp the voltage transients and provide a low capacitance path to ground. This device is ideal for use in portable electronics, as well as automotive applications.

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