BZT52H-C10,115

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Zener diodes are basically a special type of diode which are designed to operate in reverse. When the reverse voltage reaches the diode\'s breakdown voltage, known as the "Zener voltage," current begins to flow through the diode. The BZT52H-C10,115 is a single Zener diode with a breakdown voltage (Vz) of 10.1-11.5V, a maximum power dissipation of 500mW, and a maximum surge current of 249.9mA. It features a planar die construction and is available in DO-35 and SOD-80 flat-lead packages.

Application Field

The BZT52H-C10,115 can be used in various applications such as voltage regulation, protection of circuit components in overvoltage conditions, signal isolation, switching, and noise reduction. Its low cost and small size make it ideal for use in portable electronics devices. It is also used in automotive electrical systems and industrial equipment.

Working Principle

The working principle of the BZT52H-C10,115 is very simple. When an external voltage is applied across its terminals, current starts to flow through it. This current is limited to the diode\'s breakdown voltage Vz, as the diode begins to conduct current at this voltage. Once the circuit\'s voltage exceeds the diode\'s breakdown voltage, the current in the diode rises exponentially, protecting any components in the circuit from overvoltage damage.

The Zener diode is also useful for voltage regulation. When the voltage at the terminals of the diode exceeds Vz, the diode begins to conduct and the excess voltage is dropped across it, keeping the voltage across the load constant. Thereby, the Zener diode is used as a voltage regulator in order to maintain a constant output voltage across the load.

The BZT52H-C10,115 can also be used as a signal isolator, preventing signals from crossing between circuits by providing a barrier between them. This helps to reduce interference, noise, and crosstalk between circuits.

Conclusion

Overall, the BZT52H-C10,115 is an effective single Zener diode, offering high power and surge current capabilities in a small and inexpensive package. Its ability to provide reverse breakdown protection, regulate voltage and isolate signals make it ideal for use in a variety of applications. It is now a popular choice among electronic engineers and hobbyists, and is likely to remain a staple of the industry.

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