SD02S4812A

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC-DC converters are electronic devices that convert direct current (DC) from one voltage level to another. The SD02S4812A DC-DC converter is a cost-effective way to step down DC input voltage from 48V to 12V. This converter has a wide range of applications and is typically used in industrial control applications, electric vehicle charging, solar and alternative energy applications, chargers for batteries, and power audio, LED lighting, and telecommunications systems.

The SD02S4812A operates on a resonant architecture that provides a high level of efficiency and low standby power dissipation. The switching frequency is 15kHz to 200kHz, and it has average efficiency up to 95%. Also, it provides up to 24A of continuous output current and up to 40A of peak output current. The input voltages range from 36V to 60V and the output voltages can be adjusted from 9V to 15V.

The working principle of the SD02S4812A converter is based on the buck-boost topology. This circuit structure is composed of the power stage and the control stage. The power stage includes two MOSFETs with a resonant inductor and capacitor, which is used to control the transition between the two FETs to achieve the ideal buck-boost characteristic. The control stage consists of a PWM control unit, and two voltage feedback control circuits, which provide a stable output voltage within slight changes of the input voltage and the load. The main function of the PWM control unit is to modulate the power stage according to the VFB and PUC signals and achieve the ideal buck-boost operation.

In conclusion, the SD02S4812A DC-DC converter is suitable for a variety of industrial control applications and provides efficient, reliable, and cost-effective solutions. It can be used to step down DC input voltage from 48V to 12V, and its buck-boost topology provides a high level of efficiency and low standby power dissipation.

The specific data is subject to PDF, and the above content is for reference