ST1PS02DQTR Step-Down Converter by STMicroelectronics

The ST1PS02DQTR is a highly efficient, nano-quiescent miniaturized synchronous step-down converter from STMicroelectronics, designed to deliver outstanding performance for power management in portable and space-constrained devices. This advanced power solution is a perfect choice for battery-powered applications due to its ultra-low power consumption and small footprint.

Key Features

• Output Voltage Range: The device offers an adjustable output voltage range from 1.8V to 3.3V, which can be set with external resistors, making it highly versatile for various applications.
• High Efficiency: With a peak efficiency of 92%, this converter ensures minimal energy loss during power conversion, extending battery life in portable devices.
• Nano-Quiescent Current: The ST1PS02DQTR operates with a quiescent current as low as 500nA, which is ideal for maintaining battery charge over extended periods, especially in standby modes.
• Load Capability: It can deliver up to 400mA of load current, catering to a wide range of power requirements for modern electronic devices.
• Package: The device comes in a compact QFN-6L (1.7 x 1.7mm) package, making it suitable for space-constrained applications.

Applications

The ST1PS02DQTR is engineered for a broad array of applications, particularly where power efficiency and space savings are critical. It is ideal for:

• Wearable devices
• Smart sensors
• IoT devices
• Healthcare monitors
• Wireless peripherals
• Energy harvesting systems

Additional Benefits

Furthermore, the ST1PS02DQTR integrates multiple features that enhance its performance and reliability. It includes over-temperature protection, over-current protection, and under-voltage lockout, ensuring the safety and integrity of both the power converter and the device it powers. Its low dropout operation also allows it to maintain a stable output voltage even when the input supply is very close to the output voltage, which is particularly useful during battery discharge.

With its advanced features and compact design, the ST1PS02DQTR from STMicroelectronics represents a state-of-the-art solution for power management in miniaturized and portable applications.