Datasheet Power Integrations InnoSwitch3-Pro — 数据表

InnoSwitch3-Pro Family
Digitally Controllable Off-Line CV/CC QR Flyback Switcher IC
with Integrated High-Voltage Switch, Synchronous Rectification
and FluxLink Feedback
Product Highlights VBUS Digitally Controlled via I2C Interface • Dynamic adjustment of power supply voltage and current
• Telemetry for power supply status and fault monitoring
• Comprehensive set of configurable protection features RTN InnoSwitch3-Pro VB/D VOUT IS GND V BPS D SR • Multi-mode Quasi-Resonant (QR) / DCM / CCM flyback controller,
high-voltage switch, secondary-side sensing and synchronous
rectifier driver
• Optimized efficiency across line and load range
• Integrated FluxLink™, HIPOT-isolated, feedback link
• Instantaneous transient response
• Drives low-cost N-channel FET series load switch
• Integrated 3.6 V supply for external MCU FWD Highly Integrated, Compact Footprint CONTROL uVCC
SDA
I2C
SCL Primary Switch
and Controller
S BPP CC1 CC2 MCU Secondary
Control IC PI-8379-020119 Figure 1. Typical Application. EcoSmart™ – Energy Efficient • Less than 30 mW no-load including line sense and MCU
• Enables power supply designs that easily comply with all global
energy efficiency regulations
• Low heat dissipation Advanced Protection / Safety Features • Input voltage monitoring with accurate brown-in/brown-out and …