S-8351C25UA-J6KT2U

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PMIC - Voltage Regulators - DC DC Switching Regulators have become increasingly popular in power management applications, especially with the advent of the S-8351C25UA-J6KT2U switching regulator. This unique voltage regulator combines high efficiency and low noise performance with a wide range of features, making it ideal for use in a range of applications requiring precise power control and stability.

Application Field

The S-8351C25UA-J6KT2U is suitable for a wide range of applications, with the key performance advantages being its high efficiency, low noise and fast response time. As such, this device is ideal for use in all power management applications, including distributed power systems, DC-DC converters, linear/switching power converters, point-of-load converters, power factor correction circuits, and ripple filters.

This device has also been designed for use in automotive power applications, such as automotive lights and audio systems, automotive security systems and car infotainment systems. The device is also suitable for use in industrial applications, such as energy metering systems, power-over-Ethernet (PoE) systems, motor drives and solar energy applications.

Working Principle

The S-8351C25UA-J6KT2U is a highly efficient buck-boost switching regulator that works by converting an input voltage into a regulated output voltage with minimal power loss. The device is also capable of operating in a power-supply rejection mode, in which the output voltage is not affected by the input voltage. The S-8351C25UA-J6KT2U can also be used to regulate current, with a low quiescent current rating of 7 µA.

The device features a fast start-up and shutdown time, which makes it suitable for use in applications that require fast on/off times. The device also features a built-in over-voltage protection (OVP) circuit, which protects against output voltage overshoot due to a variety of stresses. Additionally, the S-8351C25UA-J6KT2U has a temperature-compensated PSRR that protects the output voltage from external noise.

One of the most innovative features of the S-8351C25UA-J6KT2U is its ability to adjust its switching frequency depending on the load conditions. This enables the device to switch frequencies dynamically and efficeintly to minimize power loss and optimize efficiency. Additionally, the device has a wide line-transition range, with up to ± 25mV of line variation, making it suitable for use in a variety of worldwide voltage inputs.

The device is also capable of drawing low average current while in operation, with a maximum output current range of 1.5A. In addition, the S-8351C25UA-J6KT2U offers a range of protection features, including input over-voltage protection, output short circuit, under/over-current protection, and thermal shutdown protection.

Conclusion

The S-8351C25UA-J6KT2U switching regulator is an ideal solution for a wide range of power management applications, offering high efficiency and low noise performance with a range of features and protection mechanisms. This makes the device suitable for use in distributed power systems, automotive applications, industrial systems, and many other power management applications.

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