SI-8205NHD

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PMIC - Voltage Regulators - DC DC Switching Regulators

The SI-8205NHD is a DC-DC synchronous step-down switching regulator that provides a wide range of output voltages and currents. It uses a synchronous rectifier architecture, which offers high-efficiency operation with a wide input voltage range. The SI-8205NHD features internal protection circuitry for over-current, over-voltage, thermal shutdown, and short-circuit protection. All of these features make the SI-8205NHD suitable for a wide variety of applications.

Applications

• Point-of-Load conversion
• Portable Electronics
• Backup power supplies
• Battery charging

Working principle

The SI-8205NHD is a synchronous step-down DC-DC switching regulator. It uses a synchronous rectifier, which allows the device to operate with near 100% duty cycle at low output voltages. This high-efficiency allows the SI-8205NHD to operate with a wide input voltage range, while providing a wide range of output voltages and currents.

The SI-8205NHD operates in either a quasi-resonant, continuous conduction mode of operation, depending on output loading and system parameters. This allows for power efficient and reliable operation over a wide range of load conditions.

The device features many protection features such as over-current protection, over-voltage protection, thermal shutdown, and short-circuit protection. These features help ensure reliable operation in even the most demanding applications.

Conclusion

The SI-8205NHD is a high-efficiency synchronous step-down DC-DC switching regulator suitable for a wide variety of applications. It features a wide range of output voltages and currents, and is protected from over-current, over-voltage, thermal shutdown, and short-circuit conditions. The SI-8205NHD is the ideal solution for power-sensitive applications, where reliable operation is paramount.

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