V12P45HM3_A/I

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The V12P45HM3_A/I is a component in Diodes Incorporated\'s Single Rectifier family of devices, designed for many power management applications. It has a forward voltage drop of 1.45V and a maximum reverse current fraction at peak reverse voltage of 12V. Its maximum blocking voltage is 45V and its peak surge current is 8A. The device offers an electrical isolation and prevents backflow from an AC power line, providing an efficient bridge between AC and DC circuits and devices.

Applications

V12P45HM3_A/I rectifier diodes are widely used in a variety of power management applications, such as AC power supplies, inverter circuits, and power converters. They may also be used to provide electrical isolation between two circuits, and are often employed in overvoltage protection circuits. Additionally, they are suitable for use in high-frequency switching applications such as those used in power amplifiers and high-speed data transmission systems.

Working Principle

Rectifier diodes are designed to pass current in one direction only, blocking current from flowing in the opposite direction. When voltage is applied to the diode in a positive-negative (forward-reverse) direction, current will flow through the diode in one direction, while blocking the current in the opposite direction. This feature makes a rectifier diode ideal for converting AC power to DC power. When AC voltage is applied to the diode, the direction of current flow will change as the voltage varies between positive and negative; this enables the AC waveform to be converted to a DC waveform.

V12P45M3_A/I rectifiers offer a low forward voltage drop and high forward surge capability, as well as a low reverse current fraction. This makes them suitable for use in high-resolution power supply, power converter, and battery charging or protection applications. The device has an average forward surge current of 8A and a peak surge current of 10A.

Package

V12P45HM3_A/I rectifiers are available in a 2x1 (width x length) SC-89 (TO-252) surface-mount package. It features four leads, two of which are connected to the cathode and the anode respectively. The two remaining leads are thermal pads, which provide efficient heat transfer to a light metal-fin heat sink.

Conclusion

V12P45HM3_A/I rectifiers are useful devices for many power management applications. They offer a low forward voltage drop and a high forward surge capability, allowing them to be used in a variety of power supply designs. Furthermore, they offer a low reverse current fraction, which makes them ideal for high-resolution applications. Additionally, the device is available in a sized-optimized SC-89 package, with two thermal pads for heat dissipation.

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