MMBZ5246C-G3-18

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The MMBZ5246C-G3-18 is a single PN junction diode with a Zener voltage at 18 volts. It is a two-terminal device that can be used as a voltage regulator, an oscillator, or a voltage reference. In addition, it can be used for protection of circuits against overvoltage.

The major application fields for the MMBZ5246C-G3-18 are in voltage regulator, voltage reference, and overvoltage protection. It has a wide range of applications in consumer electronics, industrial electronic, power electronic, automotive electronic, and solar electronic.

The MMBZ5246C-G3-18 has a resistor connected in series with its anode and the junction of the cathode and the resistor connected to the ground. This resistor helps limit the peak current and provides a current flow through the diode when the voltage across its junction reaches the Zener voltage. This voltage is determined by the voltage tolerances of the diode.

The working principle of the MMBZ5246C-G3-18 is simple. In normal operating conditions, the current through the diode is determined by the resistor. The two terminal device has two distinct operating zones, a breakdown zone and a clamp zone. The breakdown zone is where the voltage across the diode reaches the Zener voltage. At this point, the current is constant and is determined by the Zener voltage drop and the resistance of the series resistor.

In the clamp zone, the voltage across the diode does not reach the Zener voltage. In this case, the current is limited by the resistance of the resistor. The resistor also provides protection against overvoltage. When the voltage reaches a certain point, the current starts to rise, causing the voltage to drop. This drop in voltage is known as the clamp voltage.

The MMBZ5246C-G3-18 diode can be used in applications such as voltage regulators, voltage references, and overvoltage protection. It is a reliable and cost-effective option for a variety of applications. The diode is specifically designed to handle current and voltage fluctuations, making it an ideal choice for voltage regulation and protection.

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