Texas Instruments

TPS40057PWPR  

DC DC Switching Controllers

The Texas Instruments TPS40057PWPR is a high-efficiency, synchronous, step-down (buck) switching regulator designed for use in a wide range of applications. It is capable of converting an input voltage as high as 28V to a lower output voltage, making it suitable for a variety of power management tasks.

Description:

The TPS40057PWPR is a compact, integrated switching regulator that offers high efficiency and low quiescent current. It features a small, thermally enhanced PowerPad package, making it ideal for use in space-constrained applications. The device is designed to operate over a wide input voltage range, making it suitable for use in a variety of power supply systems.

Features:

1. High Efficiency: The TPS40057PWPR offers high efficiency of up to 96%, which helps to minimize power loss and reduce thermal dissipation.
2. Wide Input Voltage Range: The device can operate with an input voltage as high as 28V, making it suitable for use in a variety of power supply systems.
3. Synchronous Rectification: The TPS40057PWPR uses synchronous rectification to improve efficiency and reduce power loss during the switching process.
4. Low Quiescent Current: The device has a low quiescent current of 3.5µA in normal operation mode, which helps to extend battery life in portable applications.
5. Thermal Protection: The TPS40057PWPR features thermal shutdown and over-temperature protection to ensure safe and reliable operation.
6. Small Package: The device is available in a compact, thermally enhanced PowerPad package, making it ideal for use in space-constrained applications.

Applications:

The TPS40057PWPR is suitable for a wide range of applications, including:

1. Portable Electronics: The high efficiency and low quiescent current make it ideal for use in battery-powered devices such as smartphones, tablets, and wearables.
2. Power Supplies: The wide input voltage range and high efficiency make it suitable for use in power supply systems, such as those found in industrial equipment, medical devices, and telecommunications infrastructure.
3. Automotive Applications: The TPS40057PWPR can be used in automotive applications, such as infotainment systems, where space is limited and efficiency is critical.
4. LED Lighting: The device can be used to regulate the power supply to LED lighting systems, improving efficiency and reducing power consumption.

In summary, the Texas Instruments TPS40057PWPR is a high-efficiency, synchronous, step-down switching regulator that offers a wide input voltage range, low quiescent current, and thermal protection. It is suitable for use in a variety of applications, including portable electronics, power supplies, automotive systems, and LED lighting.

TPS40057PWPR Documents

Download datasheets and manufacturer documentation for TPS40057PWPR

PCN Assembly/Origin :

Assembly Material 07/Aug/2023      

Datasheets :

TPS40054/55/57      

HTML Datasheet :

TPS40054/55/57      

PCN Design/Specification :

Symbolization Update 14/Feb/2023       Design 22/Feb/2022