STMicroelectronics

ST1S15TPUR

ST1S15TPUR Description

The ST1S15TPUR is a highly efficient, fixed-output voltage regulator designed by STMicroelectronics for a wide range of power management applications. This device is part of the Power Management Integrated Circuit (PMIC) category and is known for its robust performance and compact design. The ST1S15TPUR features a fixed output voltage of 1.82V and is capable of delivering a maximum output current of 500mA. It operates within an input voltage range of 2.3V to 5.5V, making it suitable for various power supply applications where a stable and efficient power source is required.

ST1S15TPUR Features

• Fixed Output Voltage: The ST1S15TPUR provides a stable output voltage of 1.82V, ensuring consistent power delivery to connected devices.
• High Efficiency: With a switching frequency of 6MHz, the regulator achieves high efficiency and minimal power loss, making it ideal for applications where energy conservation is critical.
• Synchronous Rectification: The inclusion of a synchronous rectifier enhances the overall efficiency of the power conversion process, reducing heat generation and improving thermal performance.
• Buck Topology: Utilizing a buck converter topology, the ST1S15TPUR offers a compact and efficient solution for step-down voltage regulation.
• Surface Mount Packaging: The device is available in a surface mount package, specifically Tape & Reel (TR), which facilitates easy integration into modern PCB designs.
• Compliance and Reliability: The ST1S15TPUR is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards. Additionally, its Moisture Sensitivity Level (MSL) is rated at 1 (Unlimited), making it suitable for a variety of manufacturing environments.
• Single Output Configuration: The regulator is designed with a single positive output configuration, simplifying the power management architecture for single-rail applications.

ST1S15TPUR Applications

The ST1S15TPUR is well-suited for a variety of applications where a reliable and efficient power supply is essential. Some specific use cases include:

• Consumer Electronics: Ideal for powering low-voltage components in devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Suitable for providing stable power to sensors, microcontrollers, and other low-power devices in industrial automation systems.
• Telecommunications: Can be used in base stations and other telecom equipment to power critical components with high efficiency.
• Medical Devices: Provides a reliable power source for portable medical devices, ensuring consistent performance and safety.

Conclusion of ST1S15TPUR

The ST1S15TPUR from STMicroelectronics is a versatile and efficient power management solution, offering a fixed output voltage of 1.82V and a maximum output current of 500mA. Its high switching frequency and synchronous rectification ensure optimal efficiency and minimal power loss. The device's compliance with REACH and RoHS3 standards, along with its robust moisture sensitivity rating, make it a reliable choice for a wide range of applications. Despite its status as an obsolete product, the ST1S15TPUR remains a valuable option for engineers and designers seeking a compact, efficient, and reliable power regulator.