BZD27B20P-E3-18

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The BZD27B20P-E3-18 is a 3-terminal single Zener diode, designed to provide economical regulation of the output voltage down to a single point over a wide range of current and input voltage values. The device is ideal for low power, circuit-level design applications.

The BZD27B20P-E3-18 series diode is a Zener diode—a diode that allows current to flow in one direction and prevents it from flowing in the other. This behavior is similar to a regular diode, but with one major difference. Zener diodes also exhibit a distinct breakdown voltage, known as the Zener voltage, at which the diode turns into a conductive path. This voltage is usually constant over a wide range of current values.

When the voltage across the diode exceeds the Zener voltage, it enters the breakdown region and begins to conduct. This provides a stable output voltage over a wide range of input voltages and current values. By using multiple Zener diodes with different Zener voltages, it is possible to construct precise voltage regulators with precise output voltage control.

The BZD27B20P-E3-18 series diode has a Zener voltage of 20 volts and a maximum power dissipation of 0.2 watts. It has a precise breakdown voltage tolerance and excellent temperature stability, thus making it suitable for many applications, such as low power linear regulation, switching power supply applications, voltage stabilization and overvoltage protection.

This series diode also has a low forward voltage coefficient, which ensures a low tolerance on the Zener voltage. In addition, it has a low noise operation, making it ideal for precision applications. The BZD27B20P-E3-18 has an operating temperature range of -65 degrees to +175 degrees Celsius and is available in a Pink SOT-323 package.

In conclusion, the BZD27B20P-E3-18 single Zener diode offers a good solution for regulating the output voltage of low power, circuit-level designs. Its low forward voltage coefficient and precise breakdown voltage tolerance make it the perfect choice for applications requiring precise voltage regulation. It also has low noise operation, making it suitable for precision applications.

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