STMicroelectronics

L6747CTR

L6747CTR Description

The L6747CTR is a half-bridge gate driver IC designed by STMicroelectronics, a leading semiconductor manufacturer known for its innovative and high-performance solutions. This IC is specifically tailored for driving power MOSFETs in a wide range of applications, from motor control to power supplies. The L6747CTR features a synchronous channel type, ensuring efficient power delivery and control. It operates within a supply voltage range of 5V to 12V, making it versatile for various power systems.

The L6747CTR is equipped with two drivers, each capable of handling high-side voltages up to 41V, thanks to its bootstrap configuration. This feature is particularly advantageous in applications requiring high voltage levels. The logic input voltage levels of 0.8V for VIL and 2V for VIH ensure compatibility with a broad range of digital control circuits.

Packaged in an 8VFDFPN surface-mount package, the L6747CTR is designed for easy integration into compact PCB designs. The device is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations. It also features a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure before reflow soldering, which is essential for reliable manufacturing processes.

L6747CTR Features

• Dual Drivers: The L6747CTR includes two drivers, enabling efficient control of power MOSFETs in half-bridge configurations.
• High-Side Voltage Capability: With a maximum high-side voltage of 41V (bootstrap), the L6747CTR is suitable for high-voltage applications.
• Wide Operating Voltage Range: The supply voltage range of 5V to 12V provides flexibility for various power supply designs.
• Logic Compatibility: The logic input voltage levels of 0.8V for VIL and 2V for VIH ensure compatibility with a wide range of digital control circuits.
• Surface-Mount Packaging: The 8VFDFPN package is ideal for compact PCB designs, facilitating easy integration and space-saving layouts.
• Environmental Compliance: The L6747CTR is REACH unaffected and RoHS3 compliant, meeting industry standards for environmental sustainability.
• Moisture Sensitivity Level: MSL 3 (168 hours) ensures reliable performance during manufacturing processes, reducing the risk of moisture-related defects.

L6747CTR Applications

The L6747CTR is ideal for applications requiring efficient power control and high-voltage handling. Some specific use cases include:

• Motor Control: The dual drivers and high-side voltage capability make the L6747CTR suitable for driving MOSFETs in motor control applications, ensuring precise control and high efficiency.
• Power Supplies: The wide operating voltage range and compatibility with various digital control circuits make it a versatile choice for power supply designs.
• Inverter Circuits: The L6747CTR's ability to handle high voltages and its synchronous channel type make it an excellent choice for inverter circuits, where efficient power conversion is critical.
• Battery Management Systems: The device's robustness and compatibility with digital control circuits make it suitable for battery management systems, ensuring reliable power control and monitoring.

Conclusion of L6747CTR

The L6747CTR from STMicroelectronics is a robust and versatile gate driver IC designed for high-voltage, high-efficiency applications. Its dual drivers, wide operating voltage range, and high-side voltage capability make it an ideal choice for motor control, power supplies, and inverter circuits. The device's environmental compliance and surface-mount packaging further enhance its appeal for modern electronics designs. Despite being marked as obsolete, the L6747CTR remains a reliable and efficient solution for applications requiring precise power control and high-voltage handling.