Texas Instruments

LP590745QDQNRQ1  

Linear & Switching Voltage Regulators

The LP590745QDQNRQ1 is a high-efficiency, synchronous, step-down switching regulator from Texas Instruments. This regulator is designed to provide a stable and efficient power supply for a variety of applications.

Description:

The LP590745QDQNRQ1 is a highly integrated, high-efficiency, synchronous step-down regulator with an input voltage range of 4.75V to 23V and an output voltage range of 0.95V to 5.5V. It is available in a compact 10-pin QFN package.

Features:

1. High efficiency: The LP590745QDQNRQ1 offers high efficiency of up to 95%, which helps to reduce power dissipation and improve overall system performance.
2. Wide input voltage range: The regulator can accept a wide range of input voltages, making it suitable for a variety of power supply applications.
3. Synchronous rectification: The use of synchronous rectification helps to improve efficiency and reduce switching losses.
4. Programmable output voltage: The output voltage can be programmed using an external resistor, allowing for flexibility in system design.
5. Low quiescent current: The LP590745QDQNRQ1 has a low quiescent current of 35μA, which helps to minimize power consumption in battery-powered applications.
6. Protection features: The regulator includes over-current protection, over-temperature protection, and output short-circuit protection to ensure reliable operation.

Applications:

The LP590745QDQNRQ1 is suitable for a wide range of applications that require a stable and efficient power supply. Some of the potential applications include:

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 control systems: The wide input voltage range and programmable output voltage make it suitable for use in industrial control systems that require a stable power supply.
3. Medical equipment: The LP590745QDQNRQ1 can be used in medical equipment that requires a stable and efficient power supply, such as portable medical devices and patient monitoring systems.
4. Automotive systems: The regulator can be used in automotive applications that require a stable power supply, such as infotainment systems, lighting, and sensor applications.

Overall, the LP590745QDQNRQ1 is a versatile and efficient step-down regulator that can be used in a variety of applications to provide a stable and reliable power supply.

LP590745QDQNRQ1 Documents

Download datasheets and manufacturer documentation for LP590745QDQNRQ1

Datasheets :

LP5907-Q1