MMSZ4679T1G

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The MMSZ4679T1G is a single Zener diode, an electronic component which is used in integrated circuits and acts as a regulator. It controls the voltage across itself and limits the amount of electricity passing through it. The diode has a nominal voltage of 4.7V and a maximum working current of 200mA. It is also low in power dissipation and has a maximum reverse leakage current of 2μA.

The MMSZ4679T1G is used in a wide range of applications including voltage regulation in power supplies, over-voltage protection, as well as circuit clamping. It is also commonly used as part of a voltage reference circuit, or in an electronic voltage regulator.

A diode is formed when a piece of a semiconductor material is cut in a special way so that it is made up of two differently doped regions. The two doped regions are the cathode (connected to the negative terminal of the source) and the anode (connected to the positive terminal of the source). Electrons and holes move freely through the two doped regions in opposite directions when a voltage is applied across the two terminals, resulting in electrical current.

When the applied voltage to the MMSZ4679T1G is higher than the Zener voltage (at 4.7V in this case), the Zener breakdown phenomenon occurs and the diode starts conducting current, with only a small voltage drop across it. This small voltage drop has no significant effect on the circuit. As the voltage further increases, the amount of current flow increases exponentially, resulting in a large voltage drop across the diode. This ensures that the voltage remains constant at the Zener voltage and protects the circuit from any further fluctuations in voltage.

As the MMSZ4679T1G contains a voltage regulator, it is used to protect any circuits from large fluctuations in power, current and voltage. It can also be used in switching power supplies and to protect circuits from large voltage spikes. The low leakage current of 2μA also makes it suitable for use in low-power applications.

In conclusion, the MMSZ4679T1G is a single Zener diode which is ideal for use in a range of applications, from voltage regulation to over-voltage protection. It can be used to protect circuits from large voltage spikes and it has a low power dissipation and a maximum reverse leakage current of 2μA, making it suitable for low-power applications.

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