PSV-AD-65EGQ24IVR

Overview

The PSV-AD-65EGQ24IVR is a reference design utilizing Pulsiv OSMIUM technology for high-efficiency AC to DC power conversion. It integrates a quasi-resonant flyback converter with optimized magnetic components to achieve up to 65W output power. The design supports input voltages from 90 to 265V AC and provides regulated outputs of 5 to 20V DC, compatible with PD3.0, QC4.0, BC1.2, and PPS standards. Key performance metrics include a maximum efficiency of 96% and an average efficiency of 95%. Operating at a frequency of 125kHz, the converter demonstrates significant thermal advantages, reducing component temperatures by approximately 30% compared to conventional designs, ensuring safe operation in thermally sensitive environments.

Feature Summary

• Integrates Pulsiv OSMIUM technology to eliminate line current consumption during AC zero-voltage crossover via a half-active bridge.
• Achieves ultra-low operating temperatures, significantly reducing heat generation in compact form factors.
• Eliminates inrush current to enhance system safety and reliability during startup.
• Supports multiple fast-charging protocols including PD3.0, QC4.0, BC1.2, and PPS.

Applications

• Wall-mounted USB-C charging sockets
• Desktop power adapters for wireless devices
• Thermally constrained consumer electronics enclosures
• High-power IoT device power supplies

Procurement Notes

Verify that the specific suffix IVR corresponds to the intended regional plug configuration and regulatory compliance certifications required for your target market. Confirm that the documentation provided matches the exact hardware revision, as reference designs may undergo updates. Ensure compatibility with local grid frequencies and voltage ranges before integration into final products.

Selection Notes

Select this reference design when prioritizing thermal management and size reduction over traditional boost PFC solutions. It is suitable for applications requiring high efficiency in confined spaces where heat dissipation is challenging. Consider this option if the design goal involves simplifying the front-end circuitry while maintaining support for diverse fast-charging standards.

Part Context

This model belongs to Pulsiv's portfolio of OSMIUM-based reference designs aimed at revolutionizing AC-to-DC power conversion. Unlike standard flyback converters, it leverages patented switching methods to optimize efficiency and reduce component stress. The design serves as a foundational platform for developing next-generation power supplies that demand superior performance in limited physical footprints.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Designers should evaluate existing Quasi-Resonant Flyback controllers or Boost PFC solutions based on thermal requirements and efficiency targets, noting that direct functional equivalence may require significant redesign due to the proprietary nature of the OSMIUM technology.

FAQ

How does the OSMIUM technology differ from standard Boost PFC circuits?

OSMIUM technology adjusts capacitor charging times to eliminate line current consumption during AC zero-voltage crossover, enabling a simpler half-active bridge design that improves efficiency, particularly at low voltages, without the complexity of traditional Boost PFC stages.

What is the impact of this design on component temperature?

The design reduces key component temperatures by more than 30% compared to other designs, allowing for operation in thermally sensitive environments such as wall sockets where heat buildup is a critical constraint.