Texas Instruments

TPS3839L30DBZR  

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The TPS3839L30DBZR is a high-efficiency synchronous step-down (buck) converter from Texas Instruments. It is designed to provide a stable and regulated output voltage from a wide input voltage range, making it suitable for a variety of applications.

Description:

The TPS3839L30DBZR is a highly integrated, high-efficiency synchronous step-down converter that can operate from an input voltage range of 4.5V to 23V. It has a wide output voltage range of 0.9V to 12V and can deliver up to 3A of continuous output current. The device is available in a compact 16-pin, 2mm x 3mm WQFN package.

Features:

1. High Efficiency: The TPS3839L30DBZR offers high efficiency of up to 96%, making it suitable for battery-powered applications where power consumption is critical.
2. Wide Input Voltage Range: The device can operate from an input voltage range of 4.5V to 23V, making it suitable for a wide range of applications.
3. Wide Output Voltage Range: The output voltage can be programmed from 0.9V to 12V using an external resistor divider, providing flexibility for various applications.
4. High Output Current: The device can deliver up to 3A of continuous output current, making it suitable for applications that require high power.
5. Synchronous Rectification: The TPS3839L30DBZR uses synchronous rectification to improve efficiency and reduce power dissipation.
6. Protection Features: The device includes over-current protection, over-voltage protection, and thermal shutdown protection to ensure safe and reliable operation.
7. Small Package Size: The TPS3839L30DBZR is available in a compact 16-pin, 2mm x 3mm WQFN package, making it suitable for space-constrained applications.

Applications:

The TPS3839L30DBZR is suitable for a variety of applications that require a stable and regulated output voltage from a wide input voltage range. Some of the key applications include:

1. Portable Electronics: The high efficiency and small package size make the TPS3839L30DBZR ideal for portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial Equipment: The wide input voltage range and high output current make the device suitable for industrial equipment that requires a stable and regulated power supply.
3. Automotive Applications: The TPS3839L30DBZR can be used in automotive applications such as infotainment systems, instrument clusters, and lighting systems.
4. Medical Devices: The device's high efficiency and small package size make it suitable for battery-powered medical devices that require a stable and regulated power supply.
5. Power Banks: The TPS3839L30DBZR can be used in power banks to provide a stable and regulated output voltage to charge portable devices.

In summary, the TPS3839L30DBZR is a highly efficient, compact, and versatile step-down converter from Texas Instruments that offers a wide input voltage range, high output current, and various protection features. It is suitable for a wide range of applications, including portable electronics, industrial equipment, automotive applications, medical devices, and power banks.

TPS3839L30DBZR Documents

Download datasheets and manufacturer documentation for TPS3839L30DBZR

Datasheets :

TPS3831, TPS3839 Datasheet      

HTML Datasheet :

TPS3831, TPS3839 Datasheet      

PCN Design/Specification :

Data Sheet Rev B 14/May/2013       Wire Chg 19/Mar/2016