Texas Instruments

TPS3825-33QDBVRQ1

The TPS3825-33QDBVRQ1 is a high-efficiency synchronous step-down (buck) regulator from Texas Instruments. This device is designed to provide a stable and regulated output voltage from a wide range of input voltages, making it ideal for use in a variety of applications.

Description:

The TPS3825-33QDBVRQ1 is a compact, high-efficiency step-down regulator that can operate from an input voltage range of 4.75V to 23V. It has a fixed output voltage of 3.3V and can deliver a maximum output current of 3A. The device is available in a compact QFN package, making it suitable for use in space-constrained applications.

Features:

1. High Efficiency: The TPS3825-33QDBVRQ1 has a high efficiency of up to 95%, which helps to minimize power dissipation and reduce the need for heat sinks.
2. Wide Input Voltage Range: The device can operate from an input voltage range of 4.75V to 23V, making it suitable for use in a wide range of applications.
3. Fixed Output Voltage: The output voltage is fixed at 3.3V, which simplifies the design of the power supply and reduces the need for additional components.
4. High Accuracy: The device has a high accuracy of ±1%, ensuring a stable and reliable output voltage.
5. Low Quiescent Current: The quiescent current of the device is typically 35µA, which helps to minimize power consumption in battery-powered applications.
6. Protection Features: The TPS3825-33QDBVRQ1 includes over-current protection, over-temperature protection, and output short-circuit protection to ensure the safe operation of the device.

Applications:

The TPS3825-33QDBVRQ1 is suitable for use in a wide range of applications, including:

1. Portable Electronics: The high efficiency and low quiescent current make it ideal for use in battery-powered devices such as smartphones, tablets, and wearables.
2. Industrial Equipment: The device can be used to provide a stable and regulated power supply for industrial equipment such as sensors, controllers, and motor drivers.
3. Medical Devices: The high accuracy and reliability of the TPS3825-33QDBVRQ1 make it suitable for use in medical devices such as hearing aids, blood glucose meters, and portable defibrillators.
4. Automotive Applications: The device can be used in automotive applications such as infotainment systems, dashboard displays, and power management systems.
5. Telecommunications: The TPS3825-33QDBVRQ1 can be used to provide a stable and regulated power supply for telecommunications equipment such as routers, switches, and base stations.

In summary, the TPS3825-33QDBVRQ1 is a high-efficiency, compact, and reliable step-down regulator from Texas Instruments that is suitable for use in a wide range of applications. Its high efficiency, wide input voltage range, fixed output voltage, high accuracy, low quiescent current, and protection features make it an ideal choice for designers looking for a reliable and efficient power supply solution.