NCP1219
Description
1 Skip/latch This pin provides a latch input to permanently disable the device under a fault condition.
Key Features
- Fixed−Frequency Current−Mode Operation with Ramp
- Dynamic Self Supply Eliminates the Need for an Auxiliary Winding
- Timer−Based Fault Protection for Improved Overload Detection
- Cycle Skip Reduces Input Power in Standby Mode
- Latch and Auto−Recovery Overload Protection Options
- Internal High Voltage Startup Circuit
- Accurate Current Limit Detector (±5%)
- Adjustable Skip Level
- Latch Input for Easy Implementation of Overvoltage and
- Frequency Modulation for Softened EMI Signature
Applications
- AC−DC Adapters for Notebooks, LCD Monitors
