FR604-T Discrete Semiconductor Products

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FR604-T is a single rectifier diode used in a variety of applications. This device is highly reliable and provides robust performance in several different types of electronic applications. The FR604-T features a low forward voltage drop, high reverse voltage, fast switching speed, low leakage current, and a variable temperature coefficient.

Applications

The FR604-T is commonly used in current-limiting and voltage-clamping applications. It is used in a variety of circuit designs, including power supply circuits, protection circuits, and other high-speed switch-mode applications. The device is also used in a variety of automotive and telecommunications applications.

FR604-T is used as a flyback diode in modem applications. It effectively limits the voltage produced by the inductor by providing an alternate path for any large reverse current to travel. It is also commonly used as a catch rectifier in automotive applications, such as for spark plug charging circuits.

This device can also be used as a temperature switch in computer systems. It activates when temperatures reach a certain level, allowing the systems to cool down. FR604-T can also be used for reverse polarity protection in power supplies and voltage regulators, as well as for soft-start circuits.

Working Principle

FR604-T is a single rectifier diode that operates as a unidirectional gate for current. The device allows current to flow in one direction, while blocking current in the opposite direction. The diode consists of a high-purity semiconductor material surrounded by a transparent glass or plastic envelope, or encapsulation.

The forward voltage, or Vf, across the diode is dependent on the current flowing through it. As the current increases, the voltage drop across the diode increases, resulting in a voltage drop across the device. The voltage drop across the diode is directly proportional to the current flowing through it.

When reverse biased, meaning with negative potential on the anode, the diode does not conduct. This makes it suitable for use in various protection and clamping circuits, where it prevents current from flowing in a reverse direction.

The FR604-T also features a high reverse voltage rating, meaning the voltage applied to the device must be greater than the reverse mode breakdown voltage rating before the diode begins to conduct in the reverse direction.

The temperature coefficient of the device is negative, meaning the voltage drop across the diode is reduced as temperatures increase. This makes FR604-T suitable for use in applications where extreme temperatures are encountered.

Conclusion

In conclusion, FR604-T is a reliable and robust single rectifier diode that can be used in a variety of applications. Its low forward voltage drop, high reverse voltage rating, fast switching speed, low leakage current, and variable temperature coefficient make it a valuable tool in the field of electronics. Some common applications of the FR604-T include current-limiting and voltage-clamping applications; flyback diodes in modems, catch rectifiers in automotive applications, temperature switches in computer systems, and reverse polarity protection in power supplies and voltage regulators.

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