BZX79-C7V5,133

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A Zener diode is a type of diode that allows current to flow in either direction and uses the voltage in the depletion region to back-bias its p-n junction. The symbol for a zener diode is a triangle, with a line in the middle. The BZX79-C7V5,133 Zener diode is a single Zener diode in an SOD-123 package. It has an operating temperature range of -55°C to +125°C.

A Zener diode is a special type of diode that has a voltage drop that is almost constant regardless of the amount of current through the diode. As the voltage across the diode increases, its current also increases until it reaches a point where the voltage stays constant—called the Zener voltage. This Zener mechanism allows the diode to act as a voltage regulator, by maintaining a constant voltage at a particular level.

The BZX79-C7V5,133 Zener diode has a Zener voltage of 5.1V and a maximum power dissipation of 500mw. The maximum operating temperature is 125°C and the temperature coefficient is ±6mV/°C. The BZX79-C7V5,133 is suitable for use in applications such as voltage clamping, over-voltage protection, and over-temperature protection.

The most common application for BZX79-C7V5,133 Zener diodes is to provide a constant voltage to a circuit. The diode\'s Zener voltage is used to set the operating voltage in a circuit by connecting it in reverse bias in between the power source and the load. When the voltage across the diode reaches the Zener voltage, the diode begins to conduct and the voltage across the load remains constant, regardless of the input voltage.

The BZX79-C7V5,133 Zener diode can also be used as a voltage reference in battery-operated equipment. By connecting the diode in series with a battery, the diode will maintain the voltage across the battery at its Zener voltage, thus providing a reference voltage. This reference voltage can then be used to control switching circuits in the power supply.

The BZX79-C7V5,133 Zener diode can also be used as a voltage limiter in power supplies. When the voltage across the diode exceeds its Zener voltage, it begins to conduct, thus limiting the voltage across the load. This can be used to protect sensitive components in the power supply from excessive voltages.

In addition to its applications in power supplies, the BZX79-C7V5,133 Zener diode can also be used in overvoltage protection circuits. By connecting the diode in parallel with the power source, a constant voltage can be maintained across the load in the event of a power surge. This can prevent damage to the components in the circuit from a high voltage spike.

In summary, the BZX79-C7V5,133 Zener diode is a type of diode that uses the voltage in the depletion region to back-bias its p-n junction. It has a Zener voltage of 5.1V and is suitable for use in applications such as voltage clamping, overvoltage protection, and over-temperature protection. Its most common applications include providing a constant voltage in power supplies, providing a voltage reference in battery-operated equipment, and providing voltage limiting in power supplies. It can also be used as an overvoltage protection circuit.

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