ROHM Semiconductor

BD9D320EFJ-E2

BD9D320EFJ-E2 is a high-efficiency synchronous step-down (buck) regulator from ROHM Semiconductor. It is designed to provide efficient power conversion for a wide range of applications.

Description:

The BD9D320EFJ-E2 is a high-efficiency synchronous step-down regulator that can operate from an input voltage range of 4.5V to 23V. It has an output voltage range of 0.9V to 9.9V and can deliver an output current of up to 3A. The device is available in a compact DFN2520-8 package.

Features:

1. High Efficiency: The BD9D320EFJ-E2 has a high efficiency of up to 95%, making it ideal for power-sensitive applications.
2. Wide Input Voltage Range: The device can operate from an input voltage range of 4.5V to 23V, making it suitable for a wide range of applications.
3. Low Output Voltage: The output voltage can be adjusted down to 0.9V, making it suitable for low-voltage applications.
4. High Output Current: The device can deliver an output current of up to 3A, making it suitable for high-current applications.
5. Synchronous Rectification: The BD9D320EFJ-E2 uses synchronous rectification to improve efficiency and reduce power loss.
6. Protection Features: The device includes over-current protection, over-temperature protection, and output short-circuit protection to ensure reliable operation.

Applications:

The BD9D320EFJ-E2 is suitable for a wide range of applications, including:

1. Portable Electronics: The high efficiency and low output voltage make it ideal for powering portable electronic devices such as smartphones, tablets, and wearables.
2. Industrial Equipment: The device's wide input voltage range and high output current make it suitable for powering industrial equipment such as sensors and controllers.
3. Automotive Applications: The BD9D320EFJ-E2 can be used in automotive applications such as infotainment systems, lighting, and power management systems.
4. Medical Devices: The device's low output voltage and high efficiency make it suitable for powering medical devices such as hearing aids and portable medical instruments.

In summary, the BD9D320EFJ-E2 is a high-efficiency synchronous step-down regulator from ROHM Semiconductor that offers a wide input voltage range, low output voltage, high output current, and robust protection features. It is suitable for a wide range of applications, including portable electronics, industrial equipment, automotive applications, and medical devices.