Texas Instruments

TPS3808G33DBVR

The TPS3808G33DBVR is a high-efficiency synchronous step-down (buck) converter from Texas Instruments. It is designed to provide a regulated output voltage from a wide range of input voltages. The device is available in a small, thermally efficient, and fully integrated package.

Description:

The TPS3808G33DBVR is a highly integrated, high-efficiency synchronous step-down converter that can operate from a wide range of input voltages, making it suitable for a variety of applications. It features a low quiescent current, which helps to minimize power consumption in battery-powered applications. The device also has a high efficiency of up to 97%, which helps to reduce power dissipation and improve overall system performance.

Features:

• Wide input voltage range: 4.75V to 22V
• Output voltage adjustable from 0.9V to 5.5V
• High efficiency up to 97%
• Low quiescent current of 3.5uA
• Small package size (3mm x 3mm)
• Synchronous rectification for improved efficiency
• Integrated power MOSFETs for higher efficiency and lower external component count
• Programmable soft-start and discharge functions
• Over-current protection, over-voltage protection, and thermal shutdown protection

Applications:

The TPS3808G33DBVR is suitable for a wide range of applications, including:

1. Portable devices: Due to its low quiescent current and small package size, the TPS3808G33DBVR is ideal for use in portable devices such as smartphones, tablets, and wearables.
2. Industrial equipment: The device's wide input voltage range and high efficiency make it suitable for use in industrial equipment, such as motor controllers and sensor interfaces.
3. Medical devices: The TPS3808G33DBVR can be used in medical devices that require a regulated output voltage and low quiescent current, such as hearing aids and portable medical instruments.
4. Consumer electronics: The device's high efficiency and small package size make it suitable for use in a variety of consumer electronics, such as cameras, GPS devices, and portable gaming consoles.

Overall, the TPS3808G33DBVR is a highly versatile and efficient step-down converter that can be used in a wide range of applications. Its small package size, low quiescent current, and high efficiency make it an ideal choice for designers looking to optimize power consumption and improve overall system performance.