STMicroelectronics

ST8R00PUR

ST8R00PUR Description

The ST8R00PUR is a highly efficient boost converter designed by STMicroelectronics, featuring an adjustable output voltage and a maximum output current of 1A. This power management IC (PMIC) operates within an input voltage range of 4V to 6V, making it suitable for a variety of low-voltage applications. The ST8R00PUR is equipped with a synchronous rectifier, which enhances its efficiency and performance. It supports a switching frequency of 1.2MHz, ensuring minimal footprint and high power density. The device is housed in an 8DFN package, ideal for surface-mount applications. Despite its obsolete status, the ST8R00PUR remains a robust choice for applications requiring a boost topology with adjustable output voltage.

ST8R00PUR Features

• Adjustable Output Voltage: The ST8R00PUR offers an adjustable output voltage range from 6V to 12V, providing flexibility to meet specific application requirements.
• High Efficiency: The inclusion of a synchronous rectifier ensures high efficiency, reducing power loss and improving overall system performance.
• Wide Input Voltage Range: With an input voltage range of 4V to 6V, the ST8R00PUR can accommodate a variety of power sources, enhancing its versatility.
• High Switching Frequency: Operating at a switching frequency of 1.2MHz, the ST8R00PUR allows for the use of smaller inductors and capacitors, reducing the overall size of the power solution.
• Positive Output Configuration: The device provides a positive output configuration, simplifying circuit design and integration.
• Surface Mount Packaging: The 8DFN package is designed for surface-mount technology (SMT), facilitating automated assembly processes and reducing the risk of manual soldering errors.
• Compliance and Safety: The ST8R00PUR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before assembly.

ST8R00PUR Applications

The ST8R00PUR is ideally suited for applications requiring a compact, high-efficiency boost converter with adjustable output voltage. Specific use cases include:

• Portable Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles where space is limited and efficiency is critical.
• Battery-Powered Systems: Suitable for applications where a battery's voltage may drop below the required operating voltage of the system, such as in wireless sensors and IoT devices.
• Point-of-Load Converters: Can be used in systems where multiple voltage levels are required, and space constraints demand a compact solution.
• Industrial Equipment: Applicable in industrial settings where reliable power conversion is necessary, such as in automation and control systems.

Conclusion of ST8R00PUR

The ST8R00PUR by STMicroelectronics is a versatile and efficient boost converter that offers adjustable output voltage and high performance in a compact package. Despite being marked as obsolete, its unique features and benefits make it a reliable choice for applications requiring a boost topology. The combination of a wide input voltage range, high switching frequency, and synchronous rectification ensures that the ST8R00PUR delivers optimal performance with minimal footprint. Its compliance with environmental and safety standards further enhances its suitability for a wide range of applications. For designers seeking a robust and efficient power management solution, the ST8R00PUR remains a compelling option.