TPS62201DBVT

The TPS62201DBVT is a high-performance step-down (buck) voltage regulator from Texas Instruments, designed for applications requiring efficient power conversion in compact spaces. This device is particularly well-suited for powering portable devices, such as smartphones, tablets, and other battery-operated equipment.

Key Features:

1. Input Voltage Range: The TPS62201 operates with an input voltage range of 2.3V to 5.5V, making it versatile for various power sources, including single-cell lithium-ion batteries.

2. Output Voltage: It provides a fixed output voltage of 1.2V, which is ideal for powering low-voltage digital circuits and microcontrollers.

3. Output Current: The regulator can deliver up to 2A of continuous output current, ensuring it can handle the demands of most portable applications.

4. Efficiency: The TPS62201 boasts high efficiency, often exceeding 90% under typical load conditions. This efficiency helps to extend battery life in portable applications and reduces heat generation.

5. Switching Frequency: The device operates at a fixed switching frequency of 1.2 MHz, which allows for the use of smaller external components, such as inductors and capacitors, contributing to a compact design.

6. Package: The TPS62201 is housed in a small, thermally enhanced 3mm x 3mm VQFN (Very Thin Quad Flat No-lead) package, which is suitable for space-constrained applications.

7. Protection Features: It includes several built-in protection features, such as overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring reliable operation and safeguarding the device and connected components.

8. Soft Start: The soft-start feature helps to limit inrush current during startup, preventing voltage overshoot and ensuring a smooth power-up sequence.

9. Power Good Indicator: The device includes a power good (PG) output that signals when the output voltage is within the specified range, allowing for system-level monitoring.

Applications:

The TPS62201 is ideal for a variety of applications, including:

• Portable consumer electronics
• Battery-powered devices
• Point-of-load regulation for processors and FPGAs
• Power management in IoT devices

Conclusion:

Overall, the TPS62201DBVT from Texas Instruments is a highly efficient, compact, and reliable buck converter that meets the needs of modern electronic designs, particularly in battery-operated and space-constrained applications. Its combination of high performance, protection features, and ease of integration makes it a popular choice among engineers and designers.