Texas Instruments

TPS51225CRUKR  

Linear & Switching Voltage Regulators

The TPS51225CRUKR is a high-efficiency, synchronous, step-down (buck) converter from Texas Instruments. It is designed to provide a stable output voltage from a wide range of input voltages, making it suitable for a variety of applications. Here is a detailed description of the model, its features, and potential applications:

Description:

The TPS51225CRUKR is a member of Texas Instruments' family of power management devices. It is a highly integrated, high-efficiency synchronous buck converter that can handle a wide range of input voltages and provide a regulated output voltage. The device is available in a compact, thermally-optimized QFN package, making it suitable for space-constrained applications.

Features:

1. Input Voltage Range: The TPS51225CRUKR can accept a wide input voltage range, typically from 4.75V to 23V, making it suitable for applications with varying power sources.

2. Output Voltage Regulation: It provides a stable output voltage with a tight regulation over a wide load current range.

3. High Efficiency: The device is designed for high efficiency, which can be crucial for battery-powered applications to extend battery life.

4. Synchronous Rectification: The use of synchronous rectification allows for lower power losses, especially at higher input voltages.

5. Integrated Power MOSFETs: The device includes integrated power MOSFETs, which reduces the need for external components and simplifies the design.

6. Protection Features: It offers various protection features such as over-current protection, over-voltage protection, and thermal shutdown to ensure reliable operation.

7. Small Form Factor: The QFN package is compact, making it suitable for applications where space is at a premium.

8. Wide Operating Temperature Range: It is designed to operate over a wide temperature range, which can be important for industrial or outdoor applications.

Applications:

1. Portable Electronics: Due to its high efficiency and small size, the TPS51225CRUKR is well-suited for powering portable electronic devices such as smartphones, tablets, and wearables.

2. Industrial Equipment: Its wide input voltage range and robust protection features make it suitable for use in industrial applications where input voltages can vary.

3. Automotive Systems: The device can be used in automotive systems for power management, such as infotainment systems or sensor power supplies.

4. Medical Devices: For medical devices that require a stable and regulated power supply, the TPS51225CRUKR can provide the necessary voltage regulation.

5. Telecommunications: In telecommunications equipment, a stable power supply is critical, and the TPS51225CRUKR can be used to ensure that sensitive components receive the correct voltage.

6. LED Lighting: The device can be used in LED lighting applications to provide a stable current to the LEDs, improving their lifespan and performance.

When using the TPS51225CRUKR, it is important to refer to the datasheet for detailed specifications, operating conditions, and design guidelines to ensure the device is used correctly and safely.

TPS51225CRUKR Documents

Download datasheets and manufacturer documentation for TPS51225CRUKR

PCN Assembly/Origin :

Assembly/Test Site Addition 23/Sep/2014      

Datasheets :

TPS51225(B,C)      

Design Resources :

TPS51225C Design with WEBENCH® Power Designer      

HTML Datasheet :

TPS51225(B,C)      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018       Material Set 30/Aug/2016