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PMIC - Voltage Regulators - DC DC Switching Regulators

The CS5173GD8G is a high-efficiency, high-performance DC/DC oscillation with constant on-time switching controller which is designed specifically for telecom and networking applications. This switching regulator is a low-noise, low-ripple device suitable for DC/DC power conversion and voltage regulation applications.

The CS5173GD8G operates in either forced-mode or note-forced modes and can be used for step-down conversion, buck and boost converters, and multiple output topologies. It features an integrated voltage feedback loop, adjustable output voltage and current limit, and a PWM signal to operate the power MOSFET. It has a digital frequency control and allows for a wide range of frequency settings from 150kHz or above.

The CS5173GD8G is ideal for applications that require high efficiency, low noise, and small size. It offers protection features such as over-temperature protection, short circuit protection, and under-voltage lockout. It is compatible with telecommunications equipment, networking equipment, and indoor/outdoor power supplies.

Application Field of CS5173GD8G

• Telecommunications Equipment
• Networking Equipment
• Indoor/Outdoor Power Supplies
• Consumer Electronics
• White Goods
• Battery Charging Applications

Working Principle of CS5173GD8G

The CS5173GD8G is a constant-on-time DC/DC switching regulator that operates in either forced-mode or note-forced modes. It uses a high frequency switching technique to achieve low noise and high efficiency. The CS5173GD8G has an integrated voltage feedback loop, adjustable output voltage and current limit, and a PWM signal to operate the power MOSFET. It has a digital frequency control which allows for a wide range of frequency settings from 150kHz or above.

The CS5173GD8G also supports various protection features such as over-temperature protection, short circuit protection, and under-voltage lockout. The output voltage is controlled by adjusting the pulse width modulation (PWM) duty cycle, which varies with changes in the input voltage. The CS5173GD8G has a low-ripple operation and offers high-efficiency power conversion in a small size.

The CS5173GD8G is suitable for various DC/DC power conversion and voltage regulation applications such as step-down converters, buck and boost converters, and multiple output topologies. It is compatible with telecommunications equipment, networking equipment, and indoor/outdoor power supplies. The CS5173GD8G is a reliable and versatile voltage regulator for most applications.

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