MAZ30390HL Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	3.9V
Tolerance:	±5%
Power - Max:	200mW
Impedance (Max) (Zzt):	130 Ohms
Current - Reverse Leakage @ Vr:	10µA @ 1V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	--
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	Mini3-G1
Base Part Number:	MAZ303V9

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Diodes - Zener - Single

Zener diodes are a type of diode designed for use in reverse-bias mode. They are available in a variety of voltages and current ratings and are used to regulate or control voltage in circuits. One of the most common types of zener diodes is the MAZ30390HL, which has a voltage rating of 30V and a power rating of 390mW.

Application Field

The MAZ30390HL is most commonly used as a voltage regulator in portable electronic devices, automotive electronics, and consumer electronics. It is also used in LED lighting controllers and flying capacitor circuits. In portable electronics, it is used as an overvoltage protection device, ensuring that the voltage in the circuit stays within specified limits. In automotive electronics, it is used to protect sensitive circuits from power surges caused by the alternator. In consumer electronics, it is used to protect integrated circuits from overvoltage due to power supply spikes.

Working Principle

The MAZ30390HL operates in reverse-bias mode and is designed to regulate or control voltage within specific limits. When the voltage in the circuit exceeds the breakdown voltage, which is 30V in the case of the MAZ30390HL, the zener diode starts to conduct and reduces the voltage to a maximum of 30V. This has the effect of limiting the maximum voltage in the circuit, which prevents damage to sensitive components.In addition to voltage regulation, the MAZ30390HL also offers protection against voltage spikes. When a voltage spike occurs, the diode starts conducting, protecting the circuit from potential damage. This is especially useful in automotive applications, where voltage spikes due to the alternator can cause permanent damage to circuits.

Conclusion

The MAZ30390HL is a versatile zener diode that can be used in a variety of applications. Its voltage regulation and overvoltage protection capabilities make it the ideal choice for many applications, such as portable, automotive, and consumer electronics. Its robust design ensures that it can withstand large voltage spikes and regulate voltage within specific limits, making it an invaluable piece of any circuit.

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