VS-30CTQ045PBF

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The VS-30CTQ045PBF is a popular rectifier array manufactured by STMicroelectronics. It is a fast recovery Rectifier, with soft recovery and is suitable for a wide range of applications. In this article, we\'ll take a look at the application field and working principle of the VS-30CTQ045PBF.

The VS-30CTQ045PBF is a three-phase rectifier module with four parallel diodes in the same package. It is used in AC-DC rectification and power supply applications such as AC/DC converters, rectifiers, inverters, and UPS systems. It is a soft-recovery diode which provides excellent EMI levels and reduces control-circuit complexity.

The VS-30CTQ045PBF has a surge current rating of 30A and a forward voltage drop of 45V. It has an operating temperature range of -40°C to 125°C, a reverse voltage of 30V, and a maximum reverse leakage current of 150mA at 25°C.

The main advantage of the VS-30CTQ045PBF is its excellent EMI emission levels. This is due to its fast recovery soft recovery characteristics and low forward voltage drop. This ensures that it meets compliance requirements for sensitive applications such as home appliances, medical devices and critical environment equipment.

The diode array works on the principle of rectification. During the negative half cycle, the current flows from the anode to the cathode through the diode. During the positive half cycle, the current flows from cathode to anode. When the applied voltage reaches a certain level, the current flow through the diode is blocked, thus stopping the flow of current.

The VS-30CTQ045PBF is designed to operate with a high frequency operation, which gives it its fast recovery characteristics. When the applied voltage reaches the conduction level, the diode takes a very short time to start conducting. This reduces the EMI emission from the module, as current is not allowed to flow for a longer period.

In conclusion, the VS-30CTQ045PBF is a popular rectifier array from STMicroelectronics. It is used in numerous applications such as AC/DC power converters and rectifiers. It is fast recovery soft recovery diode with excellent EMI emission levels and low forward voltage drop. It works on the principle of rectification, allowing current to flow into the diode in positive cycles, and preventing it in negative cycles.

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