STMicroelectronics

L6725

L6725 Description

The L6725 from STMicroelectronics is a highly integrated Buck topology transistor driver designed for power management applications. This obsolete product offers a comprehensive set of features that make it suitable for a wide range of applications requiring efficient power conversion. The L6725 operates within a supply voltage range of 4.5V to 18V and supports switching frequencies of 250kHz and 500kHz, providing flexibility in design choices. It is housed in a surface-mount SO-16N package and is REACH unaffected and ROHS3 compliant, ensuring environmental and regulatory standards are met. The device includes a synchronous rectifier and clock synchronization capabilities, enhancing its performance and reliability.

L6725 Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Switching Frequency: 250kHz and 500kHz
• Supply Voltage Range: 4.5V to 18V
• Synchronous Rectifier: Yes
• Clock Sync: Yes
• Number of Outputs: 1
• Control Features: Current Limit, Phase Control, Power Good, Soft Start
• Duty Cycle (Max): 100%
• Output Phases: 1
• Package: Tube
• Moisture Sensitivity Level (MSL): 3 (168 Hours)
• ECCN: EAR99
• HTSUS: 8542.39.0001

The L6725 stands out with its comprehensive control features, including current limit, phase control, power good, and soft start, which enhance system stability and reliability. Its ability to operate at a maximum duty cycle of 100% ensures efficient power delivery. The inclusion of a synchronous rectifier and clock synchronization further optimizes performance, making it ideal for applications requiring precise power management.

L6725 Applications

The L6725 is well-suited for applications requiring high efficiency and precise control in power conversion. Its Buck topology and wide supply voltage range make it ideal for:

• DC-DC Converters: Efficiently converting high-voltage DC to lower voltage levels required by various electronic components.
• Power Supplies: Providing stable power to sensitive electronic systems.
• Telecommunications Equipment: Ensuring reliable power management in base stations and other telecom infrastructure.
• Industrial Equipment: Managing power in industrial control systems and automation equipment.

The L6725's ability to operate at multiple switching frequencies and its comprehensive control features make it a versatile solution for a variety of power management needs.

Conclusion of L6725

The L6725 from STMicroelectronics is a robust Buck topology transistor driver with a wide range of features and benefits. Despite being an obsolete product, it remains a reliable choice for power management applications due to its comprehensive control features, synchronous rectifier, and clock synchronization capabilities. Its wide supply voltage range and multiple switching frequencies offer flexibility in design, making it suitable for a variety of applications, including DC-DC converters, power supplies, telecommunications equipment, and industrial systems. The L6725's adherence to environmental and regulatory standards further enhances its appeal in the electronics industry.