PFS7628C-TL

Overview

The PFS7628C-TL is a HiperPFS-4 integrated power factor correction controller featuring a built-in 600 V power MOSFET in an InSOP-24B package. It supports 110 W output with a 90 VAC input range and operates at a switching frequency of 60 kHz. Key electrical parameters include a gate drive capability of 60 mW and an internal capacitance of 320 pF. The device functions within a temperature range of -40 °C to +125 °C.

Feature Summary

• Integrates a continuous conduction mode boost PFC controller, gate driver, and 600 V power MOSFET into a single low-profile package.
• Eliminates external current sense resistors by utilizing innovative control techniques that adjust switching frequency based on load and line conditions.
• Maximizes efficiency across the entire load range, particularly at light loads, while minimizing EMI filtering requirements through spread spectrum effects.

Applications

• High-efficiency power factor correction stages for AC/DC adapters
• Power supplies requiring reduced component count and board space
• Applications demanding low no-load power consumption

Procurement Notes

Verify the specific suffix TL against official Power Integrations documentation to confirm reel packaging specifications. Confirm the InSOP-24B package variant matches design requirements. Ensure compatibility with the HiperPFS-4 family design guidelines provided in the manufacturer datasheet before finalizing procurement.

Selection Notes

Select this component for designs prioritizing high efficiency at light loads and simplified bill of materials due to integrated MOSFET and control logic. Consider the 600 V rating for appropriate voltage headroom. Evaluate thermal management needs given the integrated power device and specified operating temperature limits.

Part Context

This part belongs to the HiperPFS-4 family from Power Integrations, designed for high-performance power factor correction. The series combines digital line monitoring with analog core control to enhance power factor and reduce standby power. It represents an evolution in integrated PFC solutions aimed at improving energy efficiency in modern power conversion systems.

Replacement Considerations

Consult official substitution lists for verified equivalents within the HiperPFS-4 family. Verify pinout and electrical parameter compatibility before replacing. Do not assume cross-family compatibility without explicit manufacturer confirmation.