Power Integrations INN4373F-H341 | Demoboard RDR-961

Description

This design shows the high power density and efficiency that is possible due to the high level of integration of the InnoSwitch4-Pro controller providing exceptional performance.The report contains the power supply specification, schematic diagram, printed circuit board layout, bill of materials, transformer documentation, and performance data.

Features

• InnoSwitch4-Pro: Digitally Controllable Off-line CV/CC ZVS Flyback Integrated Switcher IC with 750 V PowiGaN, Active Clamp Drive and Synchronous Rectification Comprehensive protection features with telemetry for power supply status and fault monitoring
• Meets DOE6 and CoC v5 2016 Average Efficiency requirements with at least 3.5% pass margin
• 5 V Output: 92.27% at 115 VAC (10.47% margin); 91.06% at 230 VAC (9.26% margin)
• 9 V Output: 92.66% at 115 VAC (5.36% margin); 92.72% at 230 VAC (5.42% margin)
• 15 V Output: 92.70% at 115 VAC (3.80% margin); 93.48% at 230 VAC (4.58% margin)
• 20 V Output: 92.51% at 115 VAC (3.51% margin); 93.68% at 230 VAC (4.68% margin)
• Meets CoC v5 2016 10% load efficiency requirements with high margin (>10%) for all output voltage conditions
• <15 mW no-load input power at 230 VAC
• Meets CISPR22 / EN55022 Class B conducted EMI with high margin

• 4.3dB margin at worst case condition (20 V / 3 A, 230 VAC)

• High power density: 10.73 W / inch3 without enclosure (3.35” x 2.0” x 0.83” form factor)
• Low electrical component count: 72 total

Typical applications

• Adjustable CV and CC LED ballast
• High density power adapters, Multiprotocol adapters including USB PD + PPS, QC, VOOC, VFC, SCP
• Direct-charge mobile device chargers, Multi-chemistry tool and general purpose battery chargers

More information

• Datasheet
• IC product information