ZPY36-TAP

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Diodes - Zener - Single ZPY36-TAP Application Field and Working Principle

ZPY36-TAP is a single zener diode manufactured by Holtek Semiconductor which provides an efficient and cost-effective solution for a wide range of applications. It is generally used in automotive electronics, where it protects components and circuit boards against faulty or unwanted signals. ZPY36-TAP is suitable for applications where noise immunity, transient protection and low meeting power are required. Along with its robustness and long-term reliability, ZPY36-TAP is one of the most popular and widely used zener diodes in the market.

The ZPY36-TAP is a standard SOD-123 package diode which operates over a wide temperature range of -40°C to +85°C. It has a zener breakdown voltage range of 9.1V to 11V and its power dissipation is rated at 500mW. The typical junction capacitance of this diode is 4.5pF and its storage temperature range is between -55°C and +125°C.

The working principle of a zener diode is that when it is reverse biased, an electric field is created at the junction which causes electrons to be swept from the n-type material of the diode and redistributed in the p-type material. Once the electric field becomes strong enough, it breaks through the depletion layer and a current starts flowing in the opposite direction to the applied voltage. This current is called the “Zener current”.

Zener diodes are commonly used for voltages regulation, transient protection and as an impedance element in AC/DC power supplies. Zener diodes are also commonly used in voltage-controlled applications such as oscillators and varactors. The ZPY36-TAP is well suited for these applications due to its low leakage current, high reverse voltage and short recovery time.

In automotive applications, the ZPY36-TAP is used to protect power steering motors and window lifters against disruptive or incorrect signals. It can also be used in electronic circuit boards to prevent damage due to excessive voltage or current. Additionally, it can also be used to protect against overvoltage in power supplies during different power surges.

In conclusion, the ZPY36-TAP is a reliable, low-cost and high-performance single zener diode that can be used in a variety of applications. It provides an effective solution for noise immunity and transient protection in automotive electronics. Its typical junction capacitance and temperature range make it ideal for voltage-controlled devices such as oscillators and varactors. Furthermore, it can be used to protect against disruptive signals and overvoltage in power supplies.

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