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Power Integrations INN3679C-H606 | Demoboard RDR-747
Reference Design Report for a 65 W Power Supply Using InnoSwitchTM3-EP PowiGaNTM INN3679C-H606
Overview
| Topology | Flyback Converter |
| Input voltage | 90-265 V |
| Output 1 | 20 V / 3.25 A |
| IC revision | 1.1 |
Description
This document is an engineering report describing a 20 V / 3.25 A output charger using the InnoSwitch3-EP. This design shows the high power density and efficiency that is possible due to the high level of integration of the InnoSwitch3-EP controller providingexceptional performance.
Features
- InnoSwitch3-EP is industry first AC/DC IC with isolated, safety rated integrated feedback
- All the benefits of secondary-side control with the simplicity of primary-side regulation
- Insensitive to transformer variation
- Built-in synchronous rectification for high efficiency
- Meets DOE6 and CoC Tier 2 V5 2016
- <40 mW no-load input power
- Primary sensed overvoltage protection
- Very low component count: 43 components
6db margin on conducted EMI
- Very high average efficiency
- 92.5% at 115 VAC and 230 VAC
- Very high full-load efficiency
- 92.0% at 115 VAC and 93.5% at 230 VAC
Typical applications
- Auxiliary, standby and bias power supplies for appliances, computers and consumer products
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | VR(V (AC)) | Safety Class | dV/dt(V/µs) | DF @ 1 kHz(%) | RISO | Pitch(mm) | L(mm) | W(mm) | H(mm) | Packaging | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WCAP-FTX2 Film Capacitors, Across the mains, 330 nF | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-FTX2 Film Capacitors | Capacitance330 nF | Rated Voltage275 V (AC) | Safety ClassX2 | Rate of Voltage Rise260 V/µs | Dissipation Factor0.1 % | Insulation Resistance30 GΩ | Pitch12.5 mm | Length15 mm | Width8.5 mm | Height14 mm | PackagingCarton |