The LM5033MM from Texas Instruments is a versatile push-pull pulse-width modulation (PWM) controller designed to cater to a wide variety of power supply applications. This compact and efficient device is engineered to deliver high performance in a small package, making it an ideal choice for space-constrained applications.

Key Features

• Integrated Half-Bridge Control: The LM5033MM features integrated circuits for both the upper and lower gates of a push-pull converter, simplifying the design and reducing external component count.
• Wide Input Voltage Range: With an input voltage range of 10V to 100V, this controller is suitable for a broad spectrum of power supply designs, including isolated converters.
• Adjustable Dead Time: Users can adjust the dead time between the gate drives to optimize efficiency and prevent cross-conduction in the power stage.
• Programmable Oscillator Frequency: The oscillator frequency is programmable up to 1MHz, allowing flexibility in transformer and filter design to achieve compact and cost-effective solutions.
• Thermal Shutdown: The LM5033MM includes a thermal shutdown feature that protects the device and the power supply from overheating.

Applications

The LM5033MM is suitable for a variety of applications including:

• Isolated Telecom Power Supplies
• Industrial Power Systems
• Automotive Systems
• DC-DC Converters

Package and Availability

The device is available in an 8-pin MSOP PowerPAD™ package that enhances thermal performance. This package is also designed for easy PCB layout and space-saving implementation. The LM5033MM is readily available for purchase through Texas Instruments and authorized distributors.

Design Support

Texas Instruments provides extensive design support for the LM5033MM, including datasheets, application notes, and design tools. Engineers can access the TI E2E™ support community for additional resources and expert advice, ensuring a smooth design process and successful product implementation.