onsemi

FDMF6705

FDMF6705 Description

The FDMF6705 is a high-performance half bridge driver IC designed for synchronous buck converters, offering robust performance and efficiency in power management applications. Manufactured by onsemi, this device is part of the XS™ DrMOS series and is built using advanced DrMOS technology. It features a half bridge output configuration, making it suitable for driving inductive loads with high precision and reliability.

The FDMF6705 operates within a supply voltage range of 4.5V to 5.5V and can handle load voltages from 3V to 24V. It boasts a low Rds on of 1Ω for both low-side and high-side MOSFETs, ensuring minimal power loss and high efficiency. The device is capable of delivering up to 38A of output current per channel, making it ideal for high-power applications. It is packaged in a 40PQFN format, ensuring compactness and ease of integration into modern electronic designs.

FDMF6705 Features

• Half Bridge Output Configuration: The FDMF6705 is designed with a half bridge output configuration, which is optimal for driving inductive loads in synchronous buck converters.
• Low Rds On: With a typical Rds on of 1Ω for both low-side and high-side MOSFETs, the FDMF6705 ensures high efficiency and minimal power loss.
• Wide Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V and can handle load voltages from 3V to 24V, providing flexibility in various power management applications.
• High Current Capability: The FDMF6705 can deliver up to 38A of output current per channel, making it suitable for high-power applications.
• Advanced DrMOS Technology: Utilizing DrMOS technology, the FDMF6705 offers superior performance and reliability.
• Bootstrap Circuit and Status Flag: These features enhance the functionality and monitoring capabilities of the device.
• Compliance and Reliability: The FDMF6705 is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited storage life under standard conditions.
• Surface Mount Packaging: The FDMF6705 is available in a surface mount package (Tape & Reel), facilitating easy integration into PCB designs.

FDMF6705 Applications

The FDMF6705 is particularly well-suited for applications requiring high efficiency and reliability in power management. Its primary applications include:

• Synchronous Buck Converters: The FDMF6705 is designed to drive inductive loads in synchronous buck converters, providing high efficiency and performance.
• High-Power Applications: With its ability to deliver up to 38A of output current per channel, the FDMF6705 is ideal for applications requiring high power delivery.
• Compact Designs: The 40PQFN package format ensures that the FDMF6705 can be easily integrated into compact electronic designs without compromising performance.

Conclusion of FDMF6705

The FDMF6705 is a versatile and high-performance half bridge driver IC that offers significant advantages over similar models. Its low Rds on, wide voltage range, and high current capability make it an excellent choice for synchronous buck converters and other high-power applications. The inclusion of advanced features such as a bootstrap circuit and status flag further enhance its functionality and reliability. The FDMF6705's compliance with environmental and regulatory standards ensures its suitability for modern electronic designs. Overall, the FDMF6705 is a reliable and efficient solution for power management applications, providing excellent performance and value.