PFS7527H

Overview

The PFS7527H is a HiperPFS-3 family power factor correction controller designed for continuous conduction mode (CCM) operation. It delivers a peak output power of 320 W with an input voltage range starting at 90 VAC. The device integrates a gate driver and power MOSFET within a single package, eliminating the need for external current sense resistors to reduce power loss. It operates with a switching frequency range of 22 kHz to 123 kHz and utilizes advanced digital techniques for line monitoring and power factor enhancement.

Feature Summary

• Integrates CCM boost PFC controller, gate driver, and power MOSFET in a low-profile package
• Eliminates external current sense resistors using innovative control techniques
• Features wide bandwidth spread spectrum effect to minimize EMI filtering requirements
• Includes comprehensive protection features such as UV, OV, brown-in/out, and thermal shutdown

Applications

• High-power adapters
• Industrial controls
• Home appliances
• LCD televisions

Procurement Notes

Verify the specific ordering suffix and package type against the manufacturer's official datasheet before procurement. Confirm that the component meets RoHS compliance standards required for your region. Ensure the supplier provides valid traceability documentation. Check for any recent product change notifications or lifecycle status updates from Power Integrations to confirm long-term availability.

Selection Notes

Select this component for designs requiring high peak power up to 320 W with a minimum input voltage of 90 VAC. It is suitable for applications needing integrated current sensing to simplify the bill of materials. Consider its wide operating temperature range and robust protection features for industrial environments. Evaluate the EMI benefits provided by the spread spectrum modulation when designing the input filter stage.

Part Context

The PFS7527H belongs to the HiperPFS-3 series from Power Integrations. This family focuses on high-efficiency power factor correction by combining control logic with power switching elements. The series is characterized by its ability to maintain high performance across varying load conditions while reducing system complexity through high integration levels compared to discrete solutions.

Replacement Considerations

Consult the official HiperPFS-3 family datasheet for confirmed pin-compatible substitutes. Verify electrical parameters and package dimensions for any alternative part numbers.