Texas Instruments

TPS3851H33SQDRBRQ1

The TPS3851H33SQDRBRQ1 is a highly integrated, high-efficiency step-down converter from Texas Instruments. It is designed to provide a stable output voltage to a wide range of applications, including automotive, industrial, and telecom systems.

Description:

The TPS3851H33SQDRBRQ1 is a synchronous step-down converter that converts an input voltage of up to 28V to an adjustable output voltage as low as 0.9V. It has a wide input voltage range, making it suitable for applications with varying input voltages. The device is available in a compact QFN package, making it ideal for space-constrained applications.

Features:

1. High efficiency: The TPS3851H33SQDRBRQ1 offers high efficiency of up to 96%, which helps reduce power dissipation and improve overall system performance.
2. Wide input voltage range: The device can operate with an input voltage range of 4.5V to 28V, making it suitable for a wide range of applications.
3. Adjustable output voltage: The output voltage can be adjusted using an external resistor, allowing for customization to meet specific application requirements.
4. High-frequency operation: The device operates at a high switching frequency of up to 3MHz, which enables the use of smaller external components and reduces overall solution size.
5. Protection features: The TPS3851H33SQDRBRQ1 includes various protection features such as over-current protection, over-voltage protection, and thermal shutdown to ensure reliable operation.

Applications:

1. Automotive systems: The TPS3851H33SQDRBRQ1 is suitable for automotive applications such as infotainment systems, instrument clusters, and lighting systems.
2. Industrial systems: The device can be used in industrial applications that require a stable and efficient power supply, such as motor drives, sensors, and control systems.
3. Telecom systems: The TPS3851H33SQDRBRQ1 can be used in telecom systems for powering base stations, routers, and other communication equipment.
4. Portable devices: The device can be used in portable devices such as smartphones, tablets, and wearables to provide a stable power supply for the battery charging circuit.
5. General-purpose power supply: The TPS3851H33SQDRBRQ1 can be used as a general-purpose power supply for a wide range of applications that require a stable and efficient power conversion solution.