ADP1074
ADP1074 is Synchronous Forward Controller manufactured by Analog Devices.
Data Sheet ADP1074
Isolated, Synchronous Forward Controller with Active Clamp and i Coupler
Features
- Current mode controller for active clamp forward topology
- Integrated 5 k V (wide body SOIC package) or 3.0 k V (LGA package) rated dielectric isolation voltage with Analog Devices, Inc., patented i Coupler technology
- Wide voltage supply range
- Primary VIN: up to 60 V
- Secondary VDD2: up to 36 V
- Integrated 1 A primary side MOSFET driver for power switch and active clamp reset switch
- Integrated 1 A secondary side MOSFET drivers for synchronous rectification
- Integrated error amplifier and <1% accurate reference voltage
- Programmable slope pensation
- Programmable frequency range: 50 k Hz to 600 k Hz typical
- Frequency synchronization
- Programmable maximum duty cycle limit
- Programmable soft start
- Smooth soft start from precharged load
- Programmable dead time
- Power saving light load mode using MODE pin
- Protection Features such as short circuit, output overvoltage, and overtemperature protection
- Cycle-by-cycle input overcurrent protection
- Precision enable UVLO with hysteresis
- PGOOD pin for system flagging
- Tracking function from secondary side SIMPLIFIED BLOCK DIAGRAM
- Remote (secondary side) shutdown/reset function
- Safety and regulatory approvals (pending)
- UL recognition
- 5000 V rms for 1 minute per UL 1577 (for wide body SOIC package)
- 3000 V rms for 1 minute per UL 1577 (for LGA package)
- CSA ponent acceptance notice...