S-8520F36MC-BNVT2G

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The S-8520F36MC-BNVT2G is a DC-DC switching controller by SankenElectric Co. Ltd. It is a low-voltage, synchronous step down DC-DC converter with built-in high-side and low-side power MOSFETs. It is suitable for use in mobile communication and automobile electronic applications.

Application Field:

The S-8520F36MC-BNVT2G can be used for DC-DC conversion from a battery voltage source to a lower voltage to power various electronic systems. It is suitable for applications in mobile communication and automotive electronics, such as in portable computers and mobile phones, vehicle navigation systems, as well as central gateways, controllers, and display units. Furthermore, it is also suitable for LED driving, battery charging, and any environment that requires low power consumption.

Working Principle:

The S-8520F36MC-BNVT2G is a synchronous step down DC-DC converter with a built-in high-side and low-side power MOSFET. It has a wide input operating voltage range of 1.8V to 3.6V and can output a regulated voltage less than or equal to 1.8V. The switching frequency can be programmed with an external resistor, and there are various integrated protection functions, such as short circuit protection, overvoltage protection, and undervoltage lockout.

The switching operation of the S-8520F36MC-BNVT2G is based on the valley current mode control. The switching duty cycle is modulated by an error amplifier that compares an internal reference voltage and an external feedback voltage, providing loop stability and dynamic response. The internal high-side and low-side power MOSFETs are controlled by an integrated gate driver. The power MOSFETs and the gate driver operate in zero-voltage switching mode, minimizing switching losses.

Advantages:

The advantages of the S-8520F36MC-BNVT2G include its small package size and low power consumption, while still giving the user the ability to customize the output voltage. It also has excellent electrical performance, a high efficiency, and a low noise-level. In addition, the integrated protection functions provide a high level of reliability and safety.

The S-8520F36MC-BNVT2G is an attractive DC-DC switching controller for various micro electronic systems. It is suitable for applications in the areas of mobile communication and automotive electronics, and provides advantages in terms of size, power consumption, electrical performance, and stringent safety ratings.

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