BZD17C18P-E3-18

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The BZD17C18P-E3-18 is a type of single Zener diode, the typical application of which is as a voltage regulator. It is designed to provide a stable operating point at 18 volts and to protect against momentary reverse voltage transients. The device is fabricated using an N-Channel MOSFET process, which enables it to offer high efficiency and good load regulation characteristics.

The BZD17C18P-E3-18 is usually used in a configuration with a source resistor and load resistor. The source resistor controls the current through the diode, while the load resistor limits the current going to the load. This configuration provides good voltage regulation and protection against reverse voltage transients. The diode\'s design also allows for high surge and peak forward current ratings.

The BZD17C18P-E3-18 has a forward voltage drop of about 0.3 Volt when operated at a temperature of 25 degrees Celsius. When a constant current is applied to the diode, its voltage will remain constant, meaning the diode can be used to regulate the output voltage. The diode can also be used for reverse polarity protection, as its low reverse voltage drop of around 0.5 Volt will help to limit the current flowing through the circuit. It has a power dissipation of up to 500mW, allowing it to handle considerable amounts of power.

The BZD17C18P-E3-18 also offers low noise characteristics due to its MOSFET process construction. The low capacitance of the diode ensures a low noise performance, and the diode provides a stable output voltage when a fluctuating input voltage is applied. It can also be used to provide overvoltage protection, as the device will automatically switch off at its maximum rated voltage, preventing any further increase in output voltage.

Overall, the BZD17C18P-E3-18 is an efficient, low-noise, and reliable device for voltage regulation and reverse polarity protection applications. It offers good load regulation characteristics, with a high surge and peak forward current rating. The diode also has a low reverse voltage drop, good stability when exposed to fluctuating input voltage, and it can handle considerable amounts of power. It can also provide overvoltage protection, as its designed will limit any further increase in output voltage.

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