The TPS63021DSJR is a high-efficiency, low quiescent current buck-boost converter from Texas Instruments (TI), a leader in semiconductor solutions. This versatile power management integrated circuit (IC) is designed to manage power supply requirements for applications where the input voltage can be above or below the regulated output voltage, making it ideal for battery-powered devices.

Key Features

• Wide Input Voltage Range: The TPS63021DSJR operates over a wide input voltage range from 1.8V to 5.5V, accommodating multiple battery chemistries and configurations.
• Efficient Power Conversion: Its buck-boost topology ensures high efficiency across a wide range of loads, with up to 96% efficiency during step-down operation.
• Adjustable Output Voltage: The device allows for an adjustable output voltage range from 1.2V to 5.5V, which can be set using external resistors.
• Low Quiescent Current: With a typical quiescent current of only 25 µA, the TPS63021DSJR is optimized for low-power applications, helping to extend battery life.
• Power Save Mode: It includes a power save mode that reduces current consumption during light load conditions.
• Compact Package: The device is available in a small 3.5mm x 3.5mm VSON package, making it suitable for space-constrained applications.

Applications

The TPS63021DSJR is designed for a range of applications that require efficient power conversion and management. It is particularly well-suited for:

• Portable and battery-powered devices
• Smartphones and tablets
• Handheld medical equipment
• Wireless sensors and IoT devices
• Power banks and portable chargers

Quality and Reliability

As with all Texas Instruments products, the TPS63021DSJR is designed to meet high standards of quality and reliability. It is rigorously tested to ensure performance and durability in a variety of conditions, making it a reliable choice for designers and manufacturers of electronic devices.