STMicroelectronics

ST1S32PUR

ST1S32PUR Description

The ST1S32PUR is a high-performance, adjustable output DC switching voltage regulator from STMicroelectronics, designed to deliver up to 4A of continuous output current. This 8DFN-packaged device features a wide input voltage range of 2.8V to 5.5V and offers a fixed or adjustable output voltage between 0.8V and 5.5V. With a synchronous rectifier and a switching frequency of 1.5MHz, the ST1S32PUR provides efficient power conversion and minimal power loss.

ST1S32PUR Features

• Adjustable Output Voltage: The ST1S32PUR allows for precise output voltage adjustment, making it suitable for a wide range of applications requiring customizable power levels.
• High Output Current: Capable of delivering up to 4A of continuous output current, this device is ideal for applications demanding high power.
• Wide Input Voltage Range: With an input voltage range of 2.8V to 5.5V, the ST1S32PUR can operate under various power supply conditions.
• Synchronous Rectifier: This feature minimizes power loss and enhances efficiency during the power conversion process.
• 1.5MHz Switching Frequency: The high switching frequency allows for smaller external components and a more compact design.
• Positive Output Configuration: The ST1S32PUR provides a positive output voltage, making it suitable for applications requiring a positive power supply.
• Buck Topology: This topology enables step-down voltage conversion, making it ideal for applications with higher input voltages than the required output voltage.

ST1S32PUR Applications

The ST1S32PUR is well-suited for various applications, including:

• Portable Electronics: Due to its small form factor and adjustable output, it is ideal for powering portable devices like smartphones, tablets, and wearables.
• Industrial Equipment: The high output current and wide input voltage range make it suitable for powering industrial equipment with varying power supply conditions.
• Automotive Systems: The ST1S32PUR can be used in automotive applications, such as infotainment systems and power management systems, where high efficiency and reliability are crucial.
• Medical Devices: The adjustable output and high output current capabilities make it suitable for powering medical devices with varying power requirements.

Conclusion of ST1S32PUR

The ST1S32PUR from STMicroelectronics is a versatile and efficient DC switching voltage regulator, offering adjustable output voltage, high output current, and a wide input voltage range. Its synchronous rectifier and high switching frequency contribute to its efficiency and compact design, making it an ideal choice for a wide range of applications in portable electronics, industrial equipment, automotive systems, and medical devices. With its unique features and advantages, the ST1S32PUR stands out among similar models, providing a reliable and efficient power solution for demanding applications.