3KP12C-B

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TVS (Transient Voltage Suppression) diodes, also known as transil diodes, are used in electronic circuits for protection against electrical transients. They are a type of general-purpose diode which is specially designed to protect vulnerable electronic components from high-voltage events. 3KP12C-B is a TVS diode manufactured by the NXP Semiconductors. It is a bidirectional diode housed in a ceramic SMD-DIP package. This article will discuss the application field and working principle of the 3KP12C-B.

The 3KP12C-B is mainly used in power automotive systems such as automotive networks and engine control units. It is also suitable for use in communications, consumer electronics, and medical applications. It can provide reliable overvoltage protection against fast transients for spikes up to 12 volts. It also offers high surge capability and fast response time of less than 1 ns for transient voltage suppression.

The working principle of the 3KP12C-B is fairly straightforward. The device is designed to protect vulnerable electronic components from transients. When a transient voltage appears, the diode acts like an electrical switch: it is non-conductive until the voltage reaches a certain threshold, at which point it becomes conductive and provides overvoltage protection. The maximum power dissipation of the 3KP12C-B is 15 Watts, and the maximum thermal resistance is 600 K/W.

In addition, the 3KP12C-B is designed to provide reliable protection against hazardous high-voltage transients up to 16 volts. It is designed to withstand peak power dissipation pulses of up to 160 Watts for peak pulse power applications and operates over a broad temperature range (–40°C to +150°C).

The 3KP12C-B provides a reliable, cost-effective overvoltage protection solution for electronic components. Its fast response time and high surge capability make it suitable for a wide range of automotive, communications, consumer electronics and medical applications. It is designed to protect components from dangerous voltage transients up to 16 volts. Furthermore, the low thermal resistance and maximum power dissipation of 15 Watts make the 3KP12C-B an ideal choice for protecting against fast transient voltages.

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