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ST1PS02DQTR

ST1PS02DQTR Description

The ST1PS02DQTR is a high-performance, adjustable DC switching voltage regulator designed by STMicroelectronics. This regulator is part of the ST1PS02 family and is optimized for applications requiring efficient power conversion and compact design. With an input voltage range of 1.8V to 5.5V and an adjustable output voltage from 1V to 1.35V, the ST1PS02DQTR is capable of delivering up to 400mA of output current. The regulator employs a buck topology, ensuring high efficiency and minimal power loss, making it ideal for battery-powered devices and portable electronics.

The ST1PS02DQTR features a switching frequency of 2MHz, which allows for the use of smaller inductors and capacitors, contributing to a more compact and cost-effective solution. The regulator also includes a synchronous rectifier, enhancing efficiency and reducing power dissipation. The device is available in a 12-lead TQFN package, which is suitable for surface-mount applications and provides excellent thermal performance.

ST1PS02DQTR Features

• Adjustable Output Voltage: The ST1PS02DQTR offers an adjustable output voltage range from 1V to 1.35V, providing flexibility to meet various application requirements.
• Wide Input Voltage Range: The regulator supports an input voltage range from 1.8V to 5.5V, making it suitable for a wide range of power sources, including single-cell Li-ion batteries.
• High Efficiency: The buck topology and synchronous rectification ensure high efficiency, reducing power loss and improving overall system performance.
• Compact Design: With a switching frequency of 2MHz, the ST1PS02DQTR allows for the use of smaller passive components, resulting in a compact and space-saving design.
• Surface-Mount Package: The 12-lead TQFN package is ideal for surface-mount applications, providing excellent thermal performance and ease of integration.
• Compliance and Reliability: The ST1PS02DQTR is REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability. It also has a moisture sensitivity level (MSL) of 3, allowing for up to 168 hours of exposure before assembly.

ST1PS02DQTR Applications

The ST1PS02DQTR is well-suited for a variety of applications where high efficiency and compact design are critical. Some specific use cases include:

• Portable Electronics: Ideal for smartphones, tablets, and other portable devices where battery life and space are significant considerations.
• Wearable Devices: Perfect for fitness trackers, smartwatches, and other wearable technology that require efficient power management and small form factors.
• IoT Devices: Suitable for Internet of Things (IoT) devices that need reliable power conversion and low power consumption.
• Medical Devices: Applicable in portable medical devices such as glucose meters and portable monitors, where efficiency and reliability are paramount.
• Consumer Electronics: Can be used in a range of consumer electronics, including digital cameras, MP3 players, and other battery-operated devices.

Conclusion of ST1PS02DQTR

The ST1PS02DQTR is a versatile and efficient DC switching voltage regulator designed to meet the demands of modern electronic devices. Its adjustable output voltage, wide input voltage range, and high efficiency make it an excellent choice for a variety of applications. The compact design and surface-mount package further enhance its appeal for space-constrained applications. With its compliance to environmental standards and robust performance, the ST1PS02DQTR stands out as a reliable and efficient solution for power management in portable and wearable electronics.