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PMIC - Voltage Regulators - Special Purpose

S-1701B3328-U5T1G is a special purpose voltage regulator that provides high performance for continuous current applications. It offers a wide output voltage range that can be adjusted to accommodate different operating currents. It offers excellent thermal performance and power conversion efficiency.

Application Field

The S-1701B3328-U5T1G voltage regulator can be used in a wide range of applications, including system-level power conversion, automotive and industrial applications, electronic power systems, motor control, HVAC, and many more. It is suitable for use in applications requiring a wide range of output voltages, high power conversion efficiency, and robust thermal performance. The S-1701B3328-U5T1G is designed to work with a wide variety of input voltage sources, including 12V and 48V batteries, 12V AC/DC adapters, and other sources.

The S-1701B3328-U5T1G is especially suited for applications that require high efficiency and robust thermal management. It is capable of handling large transient power demands, making it an ideal choice for applications such as motor control, power level shifting, and battery charging.

The S-1701B3328-U5T1G voltage regulator is also well suited for e-mobility applications, such as electric vehicles, golf carts, scooters, and boats. It is capable of providing the power converters and motor controllers required for these types of applications to operate efficiently.

Due to its wide operating voltage range, the S-1701B3328-U5T1G can be used in space-constrained applications, such as portable devices, wearables, and other small form factor designs.

Working Principle

The S-1701B3328-U5T1G voltage regulator is an analog DC-DC voltage regulator that works by controlling an internal switch to regulate the output voltage. The regulator includes a number of integrated components including an input voltage comparator, a logic-level reference voltage, a high-speed switching transistor and an overvoltage protection circuit. These components work together to control the output voltage and ensure that it remains within safe levels.

The input voltage is compared to the logic-level reference voltage and the output voltage is regulated accordingly. When the input voltage is lower than the reference voltage, the output is increased until it reaches the desired level. When the input voltage is higher than the reference voltage, the output is decreased until it reaches the desired level.

The high-speed switching transistor controls the output voltage by rapidly turning the output voltage on or off. The switching transistor is controlled by the comparator, which monitors the input voltage and compares it to the reference voltage. The overvoltage protection circuit monitors the output voltage and sets an upper voltage limit to prevent the output from exceeding safe levels. This circuit also facilitates short-term overvoltage protection.

The output voltage of the S-1701B3328-U5T1G is adjusted using an external potentiometer. This allows the user to adjust the output voltage based on the application requirements. The regulator also includes an enable pin, which can be used to shut down the power supply if needed.

The S-1701B3328-U5T1G is a highly efficient, reliable and robust voltage regulator that is ideal for applications requiring high power conversion efficiency and robust thermal performance. It provides a wide output voltage range and is suitable for use in applications such as motor control, HVAC, e-mobility applications, and many more.

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