Texas Instruments

LMZ31503RUQT  

External/Internal DC DC Converters

The LMZ31503RUQT is a high-efficiency, step-down switching regulator from Texas Instruments. It is designed to provide a stable and regulated output voltage from a higher input voltage source. Here is a brief description of the device, its features, and potential applications:

Description:

The LMZ31503RUQT is a highly integrated, synchronous, step-down (buck) regulator with an I2C interface. It is designed to offer high efficiency and high performance in a compact package, making it suitable for a wide range of power management applications.

Features:

1. Input Voltage Range: The device can handle a wide input voltage range, making it versatile for different power sources.
2. Output Voltage Regulation: It provides a stable and regulated output voltage, which is crucial for sensitive electronic components.
3. Efficiency: The LMZ31503RUQT is designed for high efficiency, which is important for battery-powered applications to extend battery life.
4. I2C Interface: It includes an I2C interface for easy configuration and monitoring, allowing for programmability and integration into complex systems.
5. Synchronization: The device supports synchronous rectification, which improves efficiency by reducing switching losses.
6. Protection Features: It includes various protection features such as over-current protection, over-voltage protection, and thermal shutdown to ensure safe operation.
7. Package Type: The LMZ31503RUQT comes in a compact 24-pin QFN package, which is suitable for space-constrained applications.

Applications:

1. Portable Electronics: Due to its high efficiency and small form factor, it is ideal for powering portable electronic devices like smartphones, tablets, and wearables.
2. Power Supplies: It can be used in compact power supply units for a variety of electronic devices.
3. Industrial Equipment: The device's robustness and wide input voltage range make it suitable for industrial applications where reliability is crucial.
4. Medical Devices: Its stable output and programmability make it a good choice for powering sensitive medical equipment.
5. Automotive Applications: The LMZ31503RUQT can be used in automotive applications where a regulated power supply is required, such as infotainment systems or sensor power supplies.

When using the LMZ31503RUQT, it's important to carefully read and follow the datasheet guidelines to ensure proper operation and to take full advantage of its features.

LMZ31503RUQT Documents

Download datasheets and manufacturer documentation for LMZ31503RUQT

PCN Assembly/Origin :

Assembly Material 06/Jul/2023      

Datasheets :

LMZ31503      

Design Resources :

LMZ31503 Design with WEBENCH® Power Designer       LMZ1,2yyy Design Summary      

Other Related Documents :

LMZ12,4yyy Generic 8D Report      

HTML Datasheet :

LMZ31503       LMZ12,4yyy Generic 8D Report      

PCN Design/Specification :

Mult Devices 14/Jun/2017       Datasheet Reflow 13/Apr/2018