NCP13994
features a dedicated output to drive the PFC controller. This feature together with quiet skip mode technique further improves light load efficiency of the whole application. The NCP13994 provides a suite of protection features allowing safe operation in any application. This includes: overload protection, over- current protection to prevent hard switching cycles, brown- out detection, line brown- out, line OVP, X2 cap discharge, open optocoupler detection, automatic dead- time adjust, over- voltage (OVP) and over- temperature (OTP) protections.
Features
- Up to 700 V Operating Range for High Side Driver
- Up to 700 V Operating Range for HV Startup Current Source
- Line Brown- out and OVP Protections
- X2 Cap Discharge Function
- Clamped Output Drivers
- Up to 30 V Supply
- High- Frequency Operation from 20 k Hz up to 750 k Hz
- Current Mode Control Scheme
- Automatic Dead- time with Maximum Dead- time Clamp
- Enhanced Startup Sequence for Fast Resonant Tank Stabilization
- Light Load Operation...
