CDBFR43

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Diodes – Rectifiers – Single – CDBFR43 application field and working principle

CDBFR43 diode is a high voltage rectifier diode ideal for various kinds of applications. It consists of a single PN junction which is used to convert AC voltage to DC voltage. By doing so, the rectified signal has no ripples, allowing the output voltage to be more accurately controlled.

The CDBFR43 is a high voltage unidirectional diode with a PIV rating of 1,000 Volts peak inverse. It is designed for a variety of applications including power supplies, lighting inverters, and AC/DC conversion in industrial and automotive systems. The package is designed with a single wire that is connected directly to the anode and cathode pins for easy assembly and installation on the printed circuit board.

At the heart of the CDBFR43 is its PN junction. The junction consists of two layers of doped silicon material, one layer with a higher concentration of electrons, the other having a higher concentration of holes. When a voltage is applied to the junction in a certain manner, electrons are forced across the junction and the resulting current flow is in the same direction. This is known as forward biasing and is the basic principle of rectification. When reverse biasing is applied, it completely blocks current flow and acts as an open switch.

The maximum current handling capability of the CDBFR43 diode is 2.8 amperes and the maximum forward main voltage drop is typically 1 volt. The junction capacitance is typically 0.2 pico farads and the maximum reverse current leakage current is less than 5 microamperes. The CDBFR43 also has a low thermal resistance which means that it is relatively insensitive to temperature when it is used in normal operation Temperature.

The CDBFR43 can be used in wide variety of applications such as power supplies, transformers, motor control systems, battery chargers, and supply circuitry for high power AC/DC conversion. It can also be used in lighting components such as ballasts, lamps, and LED lamps to control their current and DC output level.

In conclusion, the CDBFR43 diode is an ideal choice for a wide range of applications, such as power supplies, lighting, and other AC/DC conversion applications. It has a high PIV rating and a low leakage current, and offers excellent performance in applications requiring high-current handling. Its PN junction allows for both forward and reverse biasing, allowing for precise control of output voltage.

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