MAZS0430ML Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	4.3V
Tolerance:	±3%
Power - Max:	150mW
Impedance (Max) (Zzt):	130 Ohms
Current - Reverse Leakage @ Vr:	10µA @ 1V
Voltage - Forward (Vf) (Max) @ If:	1V @ 10mA
Operating Temperature:	--
Mounting Type:	Surface Mount
Package / Case:	SC-79, SOD-523
Supplier Device Package:	SSMini2-F1
Base Part Number:	MAZS04V3

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Introduction
MAZS0430ML is a single zener diode, which provides protection against reverse bias voltages up to 30V and aids in regulating dangerous voltages in electronic systems. It is widely used in automotive, aviation, and military applications due to its reliability and affordability. The diode is ideal for voltage regulation applications, such as in automotive, avionics, industrial, and medical systems.

Functionality
A single zener diode, such as the MAZS0430ML, is designed to protect against reverse bias voltages up to 30V. The diode stops the flow of current when the reverse bias voltage exceeds a certain level, preventing the voltage from reaching areas that it may damage. The diode also helps to regulate dangerous voltages in electronic systems. Additionally, the diode can be used to stabilize output voltages and prevent spikes in power systems.

Structure
The structure of a single zener diode is fairly simple. The diode is composed of a semiconductor material, such as silicon, which has been doped with impurities to create a P-N junction. The junction is divided into two regions, a p-type region and an n-type region. When a voltage is applied to the diode, a current can flow between the two regions. The clamped reverse breakdown voltage of the diode is determined by its structure and doping level. Exceeding this voltage can cause the diode to break down and allow a large current to flow, which can damage the circuit.

Working Principle
Zener diodes, such as the MAZS0430ML, work on the principle known as reverse breakdown. As the name implies, this principle involves the breakdown of the diode when the reverse bias voltage exceeds a certain level. When forward biased, the diode acts as an ohmic resistor, and the current flow is determined by the applied voltage. However, when the diode is reverse biased, the voltage across the diode must exceed a certain level before the diode breaks down and allows a large current to flow. This level of voltage is called the zener voltage, and it is determined by the structure and doping level of the diode.

Applications
MAZS0430ML is a highly reliable and affordable single zener diode, and it is very popular in automotive, avionics, industrial and medical applications due to its durability and availability. In automotive systems, the diode is often used to protect components, such as control boards, from any potential damage due to reverse bias voltages. In avionics, the diode is used for voltage regulation in aircrafts and helicopters. In industrial systems, it is used to stabilize output voltages and prevent spikes. In medical systems, it is used to help regulate dangerous voltages and ensure that the system remains safe.

Conclusion
The MAZS0430ML is a single zener diode, which is designed to protect against reverse bias voltages up to 30V. It works on the principle of reverse breakdown, where the diode breaks down when the reverse bias voltage exceeds a certain level. The diode is widely used in automotive, aviation, and military applications due to its reliability and affordability. Its primary applications are in automotive, avionics, industrial, and medical systems, where it is used to protect components from damage and to stabilize output voltages and prevent spikes.

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