INN3478C, INN3464C Datasheet - Power Integrations

INN3478C - Off-Line Multiple Output QR Flyback Switcher

The InnoSwitch™3-MX together with InnoMux dramatically improves system efficiency by eliminating the boost and buck converter stages.

It also simplifies the development and manufacturing of multiple output power supplies, particularly those in compact enclosures or with high efficiency requirements.

InnoSwitch3-MX Family Off-Line Multiple Output QR Flyback Switcher IC with Integrated 650 V, 725 V or 750 V Switch, Synchronous Rectification and FluxLink Feedback Product Highlights Based on InnoSwitch3 High efficiency across full load range Incorporates a multi-mode Quasi-Resonant (QR) / CCM flyback controller, 650 V, 725 V or 750 V switch, secondary-side sensing and synchronous rectification driver PowiGaN™ technology up to 85 W without heat sink (INN

INN3478C Features

* Primary sensed output OVP

* Open SR FET gate detection

* Hysteretic thermal shutdown

* Input voltage monitor with accurate brown-in/brown-out and overvoltage protection Full Safety and Regulatory Compliance

* Reinforced insulation

* Isolation voltage

INN3464C-PowerIntegrations.pdf