Texas Instruments

TPS650942A0RSKR

TPS650942A0RSKR is a highly integrated, high-efficiency, step-down (buck) converter from Texas Instruments. It is designed to provide efficient power conversion for a wide range of applications, including portable devices, battery-powered equipment, and other systems that require efficient power management.

Description:

The TPS650942A0RSKR is a compact, high-efficiency step-down converter that can operate from an input voltage range of 3.7V to 22V. It features a wide output voltage range of 0.9V to 5.5V and can deliver up to 2A of continuous output current. The device is available in a compact, thermally-optimized 16-pin, 2.5mm x 3.3mm WQFN package.

Features:

1. High efficiency: The TPS650942A0RSKR offers high efficiency over a wide input voltage range, with peak efficiencies of up to 95%.
2. Wide input voltage range: The device can operate from an input voltage range of 3.7V to 22V, making it suitable for a variety of applications.
3. Wide output voltage range: The output voltage can be programmed from 0.9V to 5.5V using an external resistor divider.
4. High output current: The device can deliver up to 2A of continuous output current.
5. Low quiescent current: The TPS650942A0RSKR has a low quiescent current of 35µA in run mode, which helps to minimize power consumption in battery-powered applications.
6. High-frequency operation: The device operates at a high switching frequency of up to 2MHz, allowing for the use of smaller external components and more compact designs.
7. Thermal protection: The TPS650942A0RSKR features over-temperature protection and thermal shutdown to protect against overheating.
8. Soft-start function: The device includes a soft-start function to minimize inrush current during startup.

Applications:

1. Portable devices: The TPS650942A0RSKR is well-suited for powering portable devices such as smartphones, tablets, and wearable electronics.
2. Battery-powered equipment: The high efficiency and wide input voltage range make it ideal for use in battery-powered equipment, such as wireless routers, GPS devices, and portable medical equipment.
3. Industrial applications: The device can be used in industrial applications that require efficient power conversion, such as motor controllers and sensor interfaces.
4. Automotive applications: The TPS650942A0RSKR can be used in automotive applications, such as infotainment systems, instrument clusters, and lighting control.
5. General power conversion: The device can be used in a wide range of general power conversion applications, including power supplies for home electronics and office equipment.

In summary, the TPS650942A0RSKR is a versatile, high-efficiency step-down converter from Texas Instruments that offers a wide input voltage range, high output current capability, and a compact form factor. It is suitable for a variety of applications, including portable devices, battery-powered equipment, and industrial systems that require efficient power management.