Isolated Synchronous Flyback Controller
Data Sheet
Isolated Synchronous Flyback Controller with Integrated iCoupler ADP1071-1/ADP1071-2
FEATURES
Current mode ...
Description
Data Sheet
Isolated Synchronous Flyback Controller with Integrated iCoupler ADP1071-1/ADP1071-2
FEATURES
Current mode controller for flyback topology ADP1071-1: programmable LLM or CCM for high VIN
applications ADP1071-2: forced CCM operation Programmable slope compensation Integrated 5 kV isolation with Analog Devices, Inc., iCoupler
technology Wide voltage supply range
Primary VDD: up to 60 V (ADP1071-2 only) Secondary VDD2: up to 36 V Integrated 1 A primary side MOSFET driver Integrated 1 A secondary side MOSFET drivers for synchronous rectification Integrated error amplifier and <1% accurate reference voltage Programmable frequency range: 50 kHz to 600 kHz Duty cycle clamp limit 85% Programmable soft start and soft start from precharged load Protection features such as short circuit, output overvoltage, and overtemperature protection Power saving LLM using MODE pin (ADP1071-1only) Cycle by cycle input overcurrent protection Precision enable UVLO with hysteresis Frequency synchron...
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