The LT3753HFE#PBF is a high-performance, isolated flyback controller with power factor correction (PFC) designed by Linear Technology. This advanced component is built to drive LEDs with a constant current for balanced illumination, making it an ideal choice for industrial, automotive, and high-end consumer lighting applications, as well as for battery chargers and other power supply designs.

Key Features:

• Wide Input Voltage Range: The device can handle a broad range of input voltages, typically from 16V to 100V, which allows for flexible design options and compatibility with various power sources.
• Integrated Power Factor Correction: With built-in PFC, the LT3753HFE#PBF ensures efficient power usage and reduces the total harmonic distortion on the power lines, which is crucial for meeting regulatory standards.
• Constant Current and Constant Voltage Modes: This controller can be configured to operate in either mode, providing a stable output for driving LEDs or charging batteries while also being capable of powering other types of loads.
• Programmable Frequency: Designers have the flexibility to set the switching frequency between 100kHz and 500kHz, which allows optimization of efficiency and component size.
• Thermal Protection: The device includes over-temperature protection, ensuring reliable operation and longevity by preventing damage from excessive heat.

Applications:

• LED Driver Circuits
• Industrial Lighting Systems
• Automotive Lighting
• High-End Consumer Lighting
• Battery Chargers
• General Purpose Power Supplies

The LT3753HFE#PBF is packaged in a 16-lead TSSOP package with exposed pad for enhanced thermal performance. Its robust design and comprehensive feature set ensure that it can meet the needs of a wide array of power applications, providing designers with a versatile and efficient solution.