CZRF52C15 Discrete Semiconductor Products

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Diodes - Zener - Single - CZRF52C15 Application Field and Working Principle

The CZRF52C15 is a single Zener diode manufactured by CZRF Components. The diode is designed to provide an efficient and economic solution to protect electrical circuitry from high-voltage spikes. The Zener diode is a semiconductor diode that regulates the voltage, allowing a voltage to be maintained within a range when exposed to a higher voltage. This means that it can be used for over-voltage protection and reverse breakdown of the diodes, allowing for components and/or circuits to be protected against significant voltage spikes.

The CZRF52C15 is part of the CZRF family, which are the most reliable and affordable Zener diodes available in the market. The diode has extremely low voltage forward-biased junction leakage, making it a more reliable current limiting device than is typical with Zener diodes. The CZRF52C15 diode offers a low output impedance of 1.2 Ohms, and consequently a low forward voltage drop of only 0.85 Volts. The device features an operating temperature range of -55°C to +155°C, meaning it can perform in harsh environments, or quickly changing temperature conditions such as those found in automotive circuits.

CZRF52C15 Zener diodes find a range of applications in the automotive industry, such as in the electrical system and in the engine. The diodes provide protection for circuits that are vulnerable to high voltage or current spikes. They can be used as part of an engine control unit (ECU) to protect the control unit from damage due to overload or electrical transients. Additionally, CZRF52C15 Zener diodes can be used in power supplies, monitor systems, and communication circuits to provide protection against overvoltage.

Working principle

The CZRF52C15 Zener diode works by introducing a low resistance path in series with the device under protection when exposed to a high reverse breakdown voltage. When the applied voltage on one side of the diode is higher than the reverse breakdown voltage of the diode, current will flow through the diode\'s junction. This current flow is limited to the Zener diode designed maximum current rating, meaning that it provides a more reliable current limiting path than is typically expected from Zener diodes. The Zener diode then maintains the voltage level within a specific range, protecting the component or circuit from the overvoltage.

The CZRF52C15 device is also capable of handling high surge currents. The diode has an impressive current rating of up to 2 amperes, an advantageous characteristic when it comes to its use in automotive circuits. This means that the CZRF52C15 can provide protection against short circuit and overload in addition to voltage protection, making it a desirable and reliable solution for automotive applications.

Conclusion

The CZRF52C15 is a single Zener diode from the CZRF family of products. The diode is designed to provide an efficient and economic solution to protect electrical circuitry from high-voltage spikes, and finds a range of applications in the automotive industry, such as in the electrical system and in the engine. The diode has extremely low voltage forward-biased junction leakage, low output impedance of 1.2 Ohms, low forward voltage drop of only 0.85 Volts, and can handle high surge currents, up to 2 amperes. The CZRF52C15 provides protection against short circuit and overload, in addition to voltage protection, making it a reliable solution for automotive applications.

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