onsemi

FDMF6707B

FDMF6707B Description

The FDMF6707B is a DrMOS technology-based Half Bridge driver IC designed for high-performance synchronous buck converters. Manufactured by onsemi, this IC is built to handle inductive loads and operates within a voltage supply range of 4.5V to 5.5V. It features a unique output configuration that supports both low-side (LS) and high-side (HS) channels, each capable of handling up to 50A of output current. The FDMF6707B is designed with a surface-mount package, specifically a 40-pin PQFN, making it suitable for compact and space-constrained applications.

FDMF6707B Features

• Output Configuration: The FDMF6707B boasts a Half Bridge configuration, which is ideal for applications requiring high efficiency and power density.
• Load Type: It is designed to handle inductive loads, making it suitable for a wide range of power conversion applications.
• Technology: Utilizing DrMOS technology, the FDMF6707B offers high efficiency and low on-resistance, which translates to better performance and heat dissipation.
• Voltage Range: With a supply voltage range of 4.5V to 5.5V, it can be used in various power supply systems.
• Rds On (Typ): The low on-resistance of 1Ohm for both LS and HS channels contributes to high efficiency and reduced power losses.
• PWM Interface: The PWM interface allows for precise control over the power conversion process.
• Bootstrap Circuit & Status Flag: These features enhance the functionality and monitoring capabilities of the IC.
• Mounting Type: Surface Mount technology ensures a compact design and ease of integration into PCB layouts.

FDMF6707B Applications

The FDMF6707B is well-suited for applications where high efficiency and power density are critical, such as:

• Synchronous Buck Converters: Due to its Half Bridge configuration and DrMOS technology, it is ideal for high-current buck converters.
• Power Supply Units (PSUs): Its ability to handle high currents makes it suitable for power supply units in various electronic devices.
• Telecommunications Equipment: The FDMF6707B can be used in power management systems for telecom equipment, where reliability and efficiency are paramount.

Conclusion of FDMF6707B

While the FDMF6707B is an obsolete product, it was a robust solution for high-current, high-efficiency power conversion applications. Its Half Bridge configuration, DrMOS technology, and PWM interface made it a preferred choice for synchronous buck converters in various industries. Despite its obsolescence, the FDMF6707B remains a testament to the capabilities of onsemi's DrMOS technology in delivering efficient and reliable power management solutions.