CZRFR52C3-HF

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The CZRFR52C3-HF is a single Zener diode from Zetex Semiconductors, with a working voltage of 35V. It is a small signal Schottky arm diode, with a maximum current rating of 1A. The CZRFR52C3-HF is suitable for a variety of applications, including DC-DC converters, voltage regulators, voltage reference circuits, and ESD protection circuits.

A Zener diode is a semiconductor device designed for voltage regulation in electronic circuits. It consists of two electrodes, an anode and a cathode, that are separated by a reverse biased P-N junction. When the Zener diode is connected to a power source, the applied voltage is equal to the Zener voltage of the diode. The Zener voltage is the voltage at which the Zener diode starts to conduct current in the reverse direction, much like a normal diode conducts current in the forward direction. The reverse current is limited by the Zener diode’s limiting voltage, and increases exponentially with increases in the applied voltage.

The CZRFR52C3-HF has a static resistance of 18 ohms and a maximum power dissipation of 1W. It features a high forward voltage drop, fast switching speed, and low noise. The CZRFR52C3-HF is available in a DO-41 package, with a lead spacing of 2.5mm.

In a DC-DC converter, the CZRFR52C3-HF can be used as the output voltage regulator. When the output voltage of the converter is lower than the Zener voltage of the CZRFR52C3-HF, the Zener diode starts to conduct. This reduces the output voltage of the converter, and brings it back to the correct level.

In a voltage reference circuit, the CZRFR52C3-HF can be used to create an output voltage with a known, stable value. This is achieved by connecting the diode between a power supply and the voltage reference circuit’s output. The output voltage of the reference circuit is equal to the Zener voltage of the CZRFR52C3-HF, allowing the device to act as a voltage regulator.

The CZRFR52C3-HF can also be used in ESD protection circuits. These circuits are used to protect sensitive components from electrostatic discharge and voltage surges. The CZRFR52C3-HF can be connected between the sensitive component and the power supply, to prevent surges from reaching the component.

The CZRFR52C3-HF is an ideal solution for a variety of DC-DC converter, voltage regulator, voltage reference, and ESD protection applications. It offers fast switching speeds, low static resistance, and a high forward voltage drop. The CZRFR52C3-HF is available in a DO-41 package, with a lead spacing of 2.5mm.

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