TPS61043DRBR

The TPS61043DRBR is a high-performance boost converter from Texas Instruments, designed for applications requiring efficient power management. This device is particularly well-suited for powering portable devices, battery-operated equipment, and other applications where space and efficiency are critical.

Key Features:

1. Input Voltage Range: The TPS61043 operates with an input voltage range of 2.3V to 5.5V, making it ideal for use with single-cell lithium-ion batteries and other low-voltage power sources.

2. Output Voltage: The device can boost the input voltage to a regulated output voltage of up to 5.5V, with an adjustable output voltage option that allows for flexibility in design.

3. Efficiency: The TPS61043 is designed for high efficiency, often exceeding 90% under typical load conditions. This efficiency helps to extend battery life in portable applications.

4. 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, thereby saving board space.

5. Current Capability: It can deliver up to 1A of output current, making it suitable for powering a variety of loads, including microcontrollers, sensors, and other peripherals.

6. Integrated Features: The TPS61043 includes features such as soft-start, overcurrent protection, and thermal shutdown, which enhance the reliability and robustness of the power supply.

7. Package: The device is available in a compact 10-pin VQFN (DRB) package, which measures 3mm x 3mm, allowing for easy integration into space-constrained designs.

8. Thermal Performance: With a thermal pad for improved heat dissipation, the TPS61043 is designed to operate efficiently even under high load conditions.

9. Application Areas: Typical applications include portable devices, handheld instruments, battery-powered systems, and any application requiring a stable output voltage from a lower input voltage.

Electrical Characteristics:

• Quiescent Current: The device features a low quiescent current, which is beneficial for battery-powered applications where minimizing power consumption during idle states is crucial.
• Load Regulation: The TPS61043 provides excellent load regulation, ensuring that the output voltage remains stable even with varying load conditions.

Conclusion:

The TPS61043DRBR from Texas Instruments is a versatile and efficient boost converter that meets the demands of modern electronic designs. Its combination of high efficiency, compact size, and integrated protection features makes it an excellent choice for engineers looking to optimize power management in their applications.