Texas Instruments

TPS61252DSGT

The TPS61252DSGT is a highly-integrated step-down converter (buck regulator) from Texas Instruments. It is designed to provide efficient and reliable power conversion in a wide range of applications.

Description:

The TPS61252DSGT is a 3A, 1.2MHz, synchronous step-down converter with an integrated power MOSFET. It features a compact 10-pin, 3mm x 3mm WQFN package, making it ideal for space-constrained applications.

Features:

1. Wide input voltage range: The TPS61252DSGT can operate with input voltages from 2.5V to 5.5V, making it suitable for a variety of power sources.
2. High efficiency: The device achieves high efficiency of up to 95%, reducing power loss and improving overall system performance.
3. Low quiescent current: The TPS61252DSGT has a low quiescent current of 35µA, which helps to minimize power consumption during light or no load conditions.
4. Integrated power MOSFET: The device features an integrated high-side and low-side power MOSFET, reducing the need for external components and simplifying the design.
5. Wide output voltage range: The TPS61252DSGT can generate output voltages from 0.9V to 5V, making it suitable for a wide range of applications.
6. Programmable soft-start: The device includes a programmable soft-start feature, which helps to reduce inrush current and minimize output voltage overshoot during startup.
7. Protection features: The TPS61252DSGT includes various protection features such as over-current protection, over-temperature protection, and output short-circuit protection.

Applications:

1. Portable devices: The TPS61252DSGT is ideal for powering portable devices such as smartphones, tablets, and wearables.
2. IoT devices: The device's high efficiency and low quiescent current make it suitable for powering IoT devices, which often require low power consumption.
3. Automotive applications: The TPS61252DSGT can be used in automotive applications, such as infotainment systems and sensor modules, where efficiency and reliability are critical.
4. Industrial equipment: The device's wide input voltage range and robust protection features make it suitable for use in industrial equipment, such as motor controllers and sensor interfaces.
5. Medical devices: The TPS61252DSGT can be used in medical devices, such as portable monitoring equipment and wearable health monitors, where efficiency and reliability are essential.