MMSZ5253C-HE3-08

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MMSZ5253C-HE3-08 is a part of the Zener Single Diode family. It is a 3.0V, 0.5W, 5% tolerance, Glass package, 20mA Max. IZT, 6.4V Max. IR. The temperature range for this diode is -55°C to +150°C. It is also available in the lead-free, RoHS compliant package.

The MMSZ5253C-HE3-08 diode is typically used as a voltage regulator. It acts as a reverse conducting diode and can be used to limit the voltage, while sinking excess current to a defined voltage level.

A Zener diode works by conducting current in the reverse direction when the reverse voltage reaches a predetermined value. At this voltage, the diode can be said to be in the breakdown region, for which the current is limited to the breakdown current. The breakdown voltage is determined by the doping of the diode junction, and is known as the Zener voltage.

The MMSZ5253C-HE3-08 Zener Single Diode works by limiting the reverse voltage across it to the predetermined Zener voltage. This is achieved by regulating the flow of current, allowing the device to sink excess current to the Zener voltage. This can be used to protect other components, such as transistors, from overvoltage.

To help protect the diode, a series resistor is often used to limit the peak forward current across the diode. This resistor limits the current, which prevents an excessive amount of current from flowing through the Zener diode. It also helps to maintain the Zener voltage, ensuring that it remains at a constant level.

The MMSZ5253C-HE3-08 diode can be used in a wide range of applications, including voltage regulating for low-voltage circuits and protection circuits for higher-voltage circuits. Its small size and low power consumption make it ideal for small, power-sensitive designs. It is also ideal for use when a high tolerance and reliability are required, such as in automotive applications.

In conclusion, MMSZ5253C-HE3-08 is a single Zener diode that is designed to limit the reverse voltage of a circuit to a predetermined level. It is typically used as a voltage regulator, and can be used to protect other components from overvoltage. The diode can be used in a wide range of applications and is suitable for low-voltage, small, power-sensitive designs.

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