MMSZ5232B-7 Discrete Semiconductor Products

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The MMSZ5232B-7 is a Zener diode, a type of semiconductor which uses the zener effect to produce a specific reverse-bias voltage for applications in electronic systems. Zener diodes have a very low forward voltage drop and a reverse breakdown voltage that is determined by the doping level of the diode\'s p-n junctions. It is particularly suitable for use as a voltage regulator, in which it is used to maintain a constant voltage in the presence of variable current or voltage. It is also used as a protection diode, providing a low-impedance match to other components in the circuit.

The MMSZ5232B-7 is a single Zener diode with a relatively low reverse breakdown voltage of 5.2V. It has a maximum current (I_Zz) of 50mW, a temperature coefficient of 2.5mA/°C, a maximum drain current (I_D) of 1A and a maximum continuous voltage (V_Zz) of 6.5V. The MMSZ5232B-7 also features an avalanche energy rating of 9.4mJ and an operating temperature range of -65°C to 110°C.

The primary application for the MMSZ5232B-7 is in low-voltage DC power supplies, where it is used to regulate output voltage. In this type of application it is connected between the output of the power supply and the load. The circuit\'s output voltage is set by the selected Zener diode, and its low forward voltage drop ensures a high-efficiency circuit. The MMSZ5232B-7 can also be used as a protection diode, providing a low-impedance path across its p-n junction in the event of a reverse voltage transient.

The working principle of the MMSZ5232B-7 is based on the Zener effect, which occurs when a diode is reverse biased beyond a certain voltage. When the reverse voltage across the diode reaches the Zener voltage (V_Zz) of the diode, the electric potential at the p-n junction increases until it reaches a point where the depletion region is broken down and current flows across the reverse-biased junction. This results in a stable reverse voltage across the diode, and hence, a stable output voltage from the power supply.

In summary, the MMSZ5232B-7 is a single Zener diode designed for use in low-voltage DC power supplies. It provides a stable reverse bias voltage and a low forward voltage drop for high-efficiency circuits. The MMSZ5232B-7 also features an avalanche energy rating and an operating temperature range of -65°C to 110°C. Its primary application is as a voltage regulator, but it is also suitable for use as a protection diode. The working principle of the MMSZ5232B-7 is based on the Zener effect, wherein the diode provides a stable reverse-biased voltage in the presence of a reverse voltage transient.

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