2M43Z B0G

Diodes - Zener - Single

A 2M43Z B0G is a single Zener diode. It is widely used in many applications, such as voltage regulation, stabilizing power supply lines, and surge protection in power supplies and data systems.The 2M43Z B0G has two pins: the anode and the cathode. The anode is the positive side of the diode and the cathode is the negative side. The diode is typically installed in an inverted configuration with the cathode connected to a negative power supply voltage and the anode connected to either ground/earth or a positive voltage.When the voltage across the diode increases past the breakdown voltage of the diode, known as the Zener voltage, the diode begins to conduct in the reverse direction, allowing current to flow from the anode to the cathode. This results in a decrease in the voltage across the diode and a corresponding increase in the current through the diode.In addition to the Zener effect, the 2M43Z B0G also exhibits Avalanche breakdown. When the voltage across the diode reaches a high enough level, the diode begins to conduct current at a rapid rate. The rapid increase in current creates a negative temperature coefficient, cooling the diode as current passes through it. This effect is known as the Avalanche breakdown.When the 2M43Z B0G is used in an application such as voltage regulation, it offers protection from both overvoltage and undervoltage. When connected to a positive voltage, the diode will regulate the voltage to its Zener voltage, only allowing current to pass when the voltage rises past a certain threshold. When the voltage drops below the Zener voltage, the diode will not allow current to flow, thus protecting the circuit from undervoltage.The 2M43Z B0G is also ideal for surge protection. When connected to either a positive or a negative voltage, the diode will absorb some of the energy from the spikes, thus protecting the circuit from damage. The diode will also protect the circuit from high-frequency oscillations and noise caused by the switching of electronic components.The 2M43Z B0G is a versatile device, capable of providing both overvoltage and undervoltage protection in a wide range of applications. Its ability to exhibit both the Zener and Avalanche breakdowns make it an optimal choice for many applications, offering low voltage and high current protection.