STMicroelectronics

ST5R50MTR

ST5R50MTR Description

The ST5R50MTR is a compact, high-performance boost regulator designed by STMicroelectronics, a leading manufacturer in the electronics industry. This integrated circuit (IC) is part of the Power Management (PMIC) category and is specifically tailored for applications requiring a fixed 5V output with a maximum output current of 100mA. The ST5R50MTR operates within a wide input voltage range of 0.8V to 5.5V, making it versatile for various power supply scenarios. It features a switching frequency of 160kHz, which ensures efficient power conversion and minimal noise.

The ST5R50MTR is housed in a surface-mount SOT23-5 package, which is ideal for space-constrained designs. This package type also facilitates easy integration into printed circuit boards (PCBs). Despite its small form factor, the ST5R50MTR delivers robust performance, making it suitable for a wide range of applications. The regulator is designed with a positive output configuration and does not employ synchronous rectification, which simplifies the design while maintaining efficiency.

ST5R50MTR Features

• Fixed Output Voltage: The ST5R50MTR provides a stable 5V output, ensuring consistent power delivery to connected devices.
• Wide Input Voltage Range: With an input voltage range of 0.8V to 5.5V, this regulator can accommodate various power sources, enhancing its versatility.
• High Efficiency: The 160kHz switching frequency allows for efficient power conversion, reducing energy loss and improving overall system efficiency.
• Compact Design: The SOT23-5 package is ideal for applications where space is a critical consideration, enabling integration into compact electronic devices.
• Surface-Mount Technology: The surface-mount package type simplifies assembly processes and enhances reliability in high-volume manufacturing.
• Compliance and Reliability: The ST5R50MTR is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.
• Single Output: The regulator features a single output, simplifying the power management architecture for straightforward applications.

ST5R50MTR Applications

The ST5R50MTR is well-suited for a variety of applications where a stable 5V power supply is required. Some specific use cases include:

• Portable Devices: Ideal for powering small electronic devices such as smartphones, tablets, and wearable technology, where space and efficiency are critical.
• Battery-Powered Systems: Suitable for applications that rely on battery power, ensuring efficient power conversion and extended battery life.
• Consumer Electronics: Can be used in various consumer electronics where a compact and efficient power solution is needed.
• Industrial Applications: The robust design and wide input voltage range make it suitable for industrial applications where reliability and efficiency are paramount.

Conclusion of ST5R50MTR

The ST5R50MTR from STMicroelectronics is a highly efficient and versatile boost regulator that offers a stable 5V output with a maximum current of 100mA. Its wide input voltage range, compact SOT23-5 package, and high switching frequency make it an excellent choice for a variety of applications, particularly in portable and battery-powered devices. Despite its small form factor, the ST5R50MTR delivers robust performance, ensuring reliable power management. While the product status is marked as obsolete, its unique features and advantages over similar models make it a valuable component for specific use cases. For applications requiring a reliable, compact, and efficient power solution, the ST5R50MTR remains a compelling option.