The TPS62021DRBR is a highly-efficient synchronous step-down DC/DC converter from Texas Instruments, designed to address the needs of portable and space-constrained devices. This component is part of the TPS6202x family that offers a compact solution for power management, with a small footprint and a minimal number of external components.

Key Features

• High Efficiency: The TPS62021DRBR can deliver up to 95% efficiency, which is particularly beneficial for battery-powered applications, as it extends battery life by reducing power loss.
• Adjustable Output Voltage: It supports an adjustable output voltage range from 0.7V to 6V, which allows for versatile use in various applications.
• High Switching Frequency: With a 2.25MHz fixed switching frequency, this converter enables the use of small, low-profile inductors and capacitors, resulting in a compact power supply solution.
• Low RDS(on) Switches: The integrated low RDS(on) MOSFET switches contribute to the high efficiency of the device, especially at light loads.
• Power Save Mode: It includes a power-save mode that maintains high efficiency during light load operation.
• Thermal and Overcurrent Protection: The TPS62021DRBR is equipped with thermal shutdown and overcurrent protection features, enhancing the reliability and safety of the system.

Applications

The TPS62021DRBR is suitable for a wide range of applications, particularly where high efficiency and space-saving are critical. These include:

• Smartphones and PDAs
• Portable Media Players
• Wireless LAN and Bluetooth® devices
• Digital Cameras
• Handheld Computers

Package and Quality

The device is available in a small 3x3mm QFN package, designated as DRBR, which is ideal for space-constrained applications. The TPS62021DRBR is also RoHS compliant and is designed to meet the rigorous quality standards set by Texas Instruments, ensuring reliable performance in a variety of conditions.