STMicroelectronics

ST1S15J28R  

DC Switching Voltage Regulators

ST1S15J28R Description

The ST1S15J28R is a highly efficient, 2.8V fixed output voltage regulator, designed by STMicroelectronics. It belongs to the DC Switching Voltage Regulators category and is ideal for applications requiring a compact, high-performance power solution. This regulator features a synchronous rectifier, which enhances efficiency and reduces power loss. It operates within an input voltage range of 2.3V to 5.5V and delivers a stable output current of up to 500mA. The ST1S15J28R employs a buck topology and operates at a switching frequency of 6MHz, ensuring fast transient response and minimal output ripple. The device is available in a surface-mount package, specifically a 6FLIPCHIP, making it suitable for space-constrained designs. The product is REACH unaffected and classified under ECCN EAR99, with HTSUS code 8542.39.0001. It is currently active and ready for integration into various electronic systems.

ST1S15J28R Features

• Efficiency: The synchronous rectifier design ensures high efficiency, making it suitable for applications where power consumption is critical.
• Stable Output: Provides a fixed output voltage of 2.8V, ensuring stable power supply to sensitive electronic components.
• Wide Input Range: Operates from 2.3V to 5.5V, making it versatile for various input power sources.
• High Current Capability: Delivers up to 500mA of output current, sufficient for powering multiple components.
• Fast Switching: A 6MHz switching frequency ensures quick transient response and low output ripple, enhancing overall system performance.
• Compact Design: The 6FLIPCHIP surface-mount package is ideal for applications with limited board space.
• Regulatory Compliance: REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.
• Positive Output Configuration: Ensures compatibility with a wide range of electronic systems requiring a positive voltage supply.

ST1S15J28R Applications

The ST1S15J28R is well-suited for a variety of applications due to its high efficiency, stable output, and compact design. It is particularly ideal for:

• Portable Devices: Such as smartphones, tablets, and wearable technology, where space and power efficiency are crucial.
• Consumer Electronics: Including digital cameras, media players, and gaming consoles, where reliable power supply is essential.
• Industrial Equipment: For powering sensors, microcontrollers, and other low-power components in industrial automation systems.
• Telecommunications: In routers, switches, and other networking equipment, where stable power supply and high efficiency are required.
• Medical Devices: For powering diagnostic equipment and portable medical devices, ensuring reliable operation in critical applications.

Conclusion of ST1S15J28R

The ST1S15J28R is a robust and efficient DC switching voltage regulator, offering significant advantages over similar models. Its synchronous rectifier design, wide input voltage range, and high output current capability make it a versatile solution for various electronic applications. The compact 6FLIPCHIP package and fast switching frequency ensure it fits seamlessly into space-constrained designs while maintaining high performance. With its regulatory compliance and active product status, the ST1S15J28R is an excellent choice for engineers seeking a reliable, high-efficiency power solution.

ST1S15J28R Documents

Download datasheets and manufacturer documentation for ST1S15J28R