ROHM Semiconductor

BD9851EFV-E2

BD9851EFV-E2 Description

The BD9851EFV-E2 is a high-performance DC-DC switching controller developed by ROHM Semiconductor, designed for buck and boost topologies. This device offers a versatile solution for various power conversion applications, with a switching frequency range of 10kHz to 3MHz, making it suitable for a wide range of power management needs. The BD9851EFV-E2 operates with a supply voltage range of 4V to 18V, ensuring compatibility with various power sources.

BD9851EFV-E2 Features

• Transistor Driver Output Type: The BD9851EFV-E2 features a transistor driver output, providing efficient control of external power MOSFETs for optimal power conversion.
• Positive or Negative Output Configuration: This flexibility allows the device to be used in both positive and negative output applications, broadening its potential use cases.
• Active Product Status: As an active product, the BD9851EFV-E2 is readily available and supported by ROHM Semiconductor, ensuring ongoing support and supply.
• Control Features: The controller includes enable, frequency control, and soft start features, providing precise control over the power conversion process.
• Number of Outputs: With two outputs and one output phase, the BD9851EFV-E2 can handle complex power management tasks.
• RoHS Compliance: The BD9851EFV-E2 is compliant with ROHS3 standards, making it suitable for environmentally conscious applications.
• Moisture Sensitivity Level (MSL) 3: This indicates that the device can be stored for up to 168 hours before requiring baking, which is beneficial for manufacturing and logistics.
• Surface Mount Technology: The BD9851EFV-E2 is designed for surface mount applications, which is ideal for modern, compact electronics design.

BD9851EFV-E2 Applications

The BD9851EFV-E2 is ideal for applications requiring efficient power conversion and management, such as:

• Portable Electronics: Due to its small form factor and low power consumption, it is perfect for devices like smartphones, tablets, and wearables.
• Industrial Control Systems: The wide supply voltage range and robust control features make it suitable for industrial applications where reliability and efficiency are crucial.
• Automotive Electronics: The device's ability to handle a wide range of input voltages and its compliance with environmental standards make it an excellent choice for automotive power management systems.

Conclusion of BD9851EFV-E2

The BD9851EFV-E2 from ROHM Semiconductor stands out due to its versatility, efficiency, and compliance with industry standards. Its unique combination of features, such as the transistor driver output and positive/negative output configuration, positions it as a leading choice for a variety of power conversion applications. With its active product status and ongoing support from ROHM, the BD9851EFV-E2 offers a reliable solution for designers looking to implement advanced power management in their electronic devices.