Texas Instruments

TPS3808G50DBVR

The TPS3808G50DBVR is a high-efficiency synchronous step-down (buck) regulator 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.

Description:

The TPS3808G50DBVR is a compact, high-efficiency synchronous step-down regulator that can operate from an input voltage range of 4.75V to 28V. It has a wide output voltage range of 0.9V to 5.5V and can deliver up to 5A of continuous output current. The device is available in a thermally enhanced, 12-lead, 3mm x 3mm WQFN package.

Features:

1. High efficiency: The TPS3808G50DBVR has a high efficiency of up to 96%, which helps to minimize power dissipation and reduce the need for heatsinking.
2. Wide input voltage range: The device can operate from an input voltage range of 4.75V to 28V, making it suitable for a wide range of applications.
3. Wide output voltage range: The output voltage can be programmed from 0.9V to 5.5V using an external resistor divider.
4. High output current: The device can deliver up to 5A of continuous output current.
5. Synchronous rectification: The TPS3808G50DBVR uses synchronous rectification to improve efficiency and reduce switching losses.
6. Protection features: The device includes over-current protection, over-temperature protection, and thermal shutdown to protect against fault conditions.
7. Small form factor: The TPS3808G50DBVR is available in a compact, thermally enhanced, 12-lead, 3mm x 3mm WQFN package.

Applications:

The TPS3808G50DBVR is suitable for a variety of applications that require a stable output voltage from a wide range of input voltages. Some of the potential applications include:

1. Portable devices: The TPS3808G50DBVR can be used to power portable devices such as smartphones, tablets, and wearables.
2. Industrial equipment: The device can be used to power industrial equipment that requires a stable output voltage from a wide range of input voltages.
3. Automotive applications: The TPS3808G50DBVR can be used in automotive applications such as infotainment systems and battery management systems.
4. Medical equipment: The device can be used to power medical equipment that requires a stable output voltage and high efficiency.
5. Power supplies: The TPS3808G50DBVR can be used in power supply applications that require a high efficiency and a wide input voltage range.

In summary, the TPS3808G50DBVR is a high-efficiency synchronous step-down regulator from Texas Instruments that offers a wide input voltage range, high output current, and a compact form factor. It is suitable for a variety of applications that require a stable output voltage from a wide range of input voltages.