MPLAD30KP220CAE3

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The MPLAD30KP220CAE3 from Littelfuse is a TVS - Diode, an important component of modern electronic systems, which help protect them from transient voltage spikes and overvoltage conditions. This component provides more reliable protection than an ordinary diode due to its higher power handling capability. Its application fields can be divided into two parts, namely, industrial applications and automotive applications.

Industrial Applications

MPLAD30KP220CAE3 is an important component that can be found in industrial systems due to its high power handling capability. It is commonly found in modulators, power systems, motor controllers as well as in other equipment that may be exposed to high voltages. Its ultrafast response time helps protect the system from even short duration voltage transients. Its reverse polarity protection prevents damage caused by accidental reversed insertion.

Automotive Applications

-The MPLAD30KP220CAE3 is also widely used in automotive applications due its high power handling capability and reverse polarity protection. It is commonly found in various electronic systems such as ABS systems, ECU systems, injectors, and other systems which are exposed to electrical transients. Its ultrafast response time helps protect the electronic components from damage from transients, while its reverse polarity protection helps protect against mis-connection and accidental installation.

Working Principle

The MPLAD30KP220CAE3 works according to the principle of Zener breakdown. The device has two conductive layers which are in close physical contact at the PN junction. As the voltage across the device increases, the Zener current starts flowing. This current increases exponentially as the voltage across the device increases which causes the voltage to become limited to the Zener voltage. The device then starts to behave like an ideal two-terminal diode and the current becomes limited by the capacitance charged at the junction. When the applied voltage exceeds the breakdown voltage, the current increases so that the avalanche voltage drop is minimized. This avalanche effect helps to maintain the Zener voltage even when high current is flowing through the device.

In summary, the MPLAD30KP220CAE3 is a TVS - Diode that is commonly found in industrial and automotive systems. It is designed to provide more reliable protection against voltage transients and overvoltage conditions. Its Zener breakdown principle helps to maintain the Zener voltage and provide effective protection from voltage transients.

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