Texas Instruments

TPS3808G12DBVR  

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The TPS3808G12DBVR is a high-efficiency synchronous step-down (buck) converter from Texas Instruments. It is designed to provide a regulated output voltage from a wide input voltage range. Here's a brief description of the model, its features, and applications:

Description:

The TPS3808G12DBVR is a compact, high-efficiency synchronous buck converter that can operate from an input voltage range of 4.5V to 23V and provide an output voltage as low as 0.9V. It is available in a small, thermally efficient QFN package, making it suitable for a wide range of applications where space is at a premium.

Features:

1. High Efficiency: The converter offers high efficiency across a wide load range, which can help reduce power consumption and improve the overall efficiency of the system.
2. Wide Input Voltage Range: It can accept input voltages from 4.5V to 23V, making it suitable for applications with varying or wide input voltages.
3. Low Output Voltage: The device can provide an output voltage as low as 0.9V, which is useful for powering low-voltage devices.
4. Synchronous Rectification: The use of synchronous rectification allows for higher efficiency, especially at higher input voltages and lower output voltages.
5. Small Package: The QFN package is compact, making the TPS3808G12DBVR suitable for space-constrained applications.
6. Thermal Protection: It includes thermal shutdown and over-temperature protection to safeguard the device and the system from overheating.
7. Soft Start: The converter features a soft-start function to minimize inrush current and reduce output voltage overshoot during startup.

Applications:

1. Portable Electronics: Due to its efficiency and wide input voltage range, the TPS3808G12DBVR is suitable for powering portable devices like smartphones, tablets, and wearables.
2. Power Banks: It can be used in power banks to efficiently step down voltage from the battery to the output.
3. IoT Devices: The device's small size and efficiency make it suitable for Internet of Things (IoT) devices that require efficient power management.
4. Medical Devices: The TPS3808G12DBVR can be used in battery-powered medical devices where efficiency and reliability are critical.
5. Industrial Equipment: It can also be used in industrial applications where a wide input voltage range and high efficiency are required.

When designing with the TPS3808G12DBVR, it's important to consult the datasheet for detailed information on electrical characteristics, operating conditions, and design guidelines to ensure proper operation and reliability.

TPS3808G12DBVR Documents

Download datasheets and manufacturer documentation for TPS3808G12DBVR

Datasheets :

TPS3808 Datasheet      

HTML Datasheet :

TPS3808 Datasheet      

PCN Design/Specification :

TPS3808x 20/Mar/2023