MC33260D

Overview

The MC33260D is a power factor correction controller from onsemi, designed for discontinuous conduction mode (DCM) applications. It operates within a supply voltage range of 7V to 36V and supports a maximum operating temperature of 105°C. The device utilizes an 8-pin SOIC surface-mount package with dimensions of 5mm length, 4mm width, and 1.5mm height. Key electrical characteristics include a start-up supply current of 0.25mA and a maximum source current of 10μA. It features zero-power detection capabilities and complies with JESD78 and JEDEC standards.

Feature Summary

• Integrated zero-power detection functionality
• Discontinuous conduction mode control architecture
• Surface-mount packaging for automated assembly

Applications

• Power factor correction in consumer electronics
• Adapter and charger power supplies
• General purpose DCM PFC circuits

Procurement Notes

Verify the specific suffix and revision level against the manufacturer's latest datasheet to ensure compatibility with your design requirements. Confirm that the 8-pin SOIC package matches your PCB footprint and thermal management strategy. Check for any recent product change notices or certification updates relevant to your target market regulations before finalizing procurement.

Selection Notes

Select this component when designing for discontinuous conduction mode power factor correction where a compact surface-mount solution is required. Ensure the input voltage range aligns with the 7V to 36V operational limits. Consider the thermal performance of the SOIC-8 package relative to the expected power dissipation in your specific application environment.

Part Context

This part belongs to the MC332 series of power factor correction controllers from onsemi. It is specifically engineered for cost-effective and space-constrained applications requiring DCM operation. The device integrates essential control functions into a small form factor, making it suitable for high-volume consumer products where board space and component count are critical constraints.

Replacement Considerations

Consult official substitution guides for compatible alternatives within the MC332 family or equivalent DCM PFC controllers. Verify pinout compatibility and electrical parameter overlaps before replacing the component in existing designs.