High-Efficiency CCM+PFM+QR Green Energy-Saving PWM Controller
Active Supply
Low Startup Current (Typ. 3μA)
Built-in Soft Start to Reduce MOSFET Stress
CCM+PFM+QR Control Modes
Integrated Synchronous Slope Compensation to Eliminate Subharmonic Oscillation
Built-in Frequency Dithering Function to Reduce EMI
Integrated 65kHz Switching Frequency
Reduced Operating Frequency at Light Load
Programmable External Over-Temperature Protection
VDD Over-Voltage Protection and Output Over-Voltage Protection Functions
Built-in Leading Edge Blanking Circuit
Built-in Output Diode Short-Circuit Protection
Built-in Over-Temperature Protection
Over-Load Protection
SOT23-6L Package
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| Symbol | Description | Value | Unit |
| VVDD | Power supply voltage | -0.3~40 | V |
| VFB | FB pin input voltage | -0.3~7 | V |
| VCS | CS pin input voltage | -0.3~7 | V |
| VPRT | PRT pin input voltage | -0.3~7 | V |
| TL | Welding Temperature（10s） | 260 | ℃ |
| TSTG | Operating Junction Temperature Range | -40 ~150 | ℃ |
| ESD | Human Body Model (HBM) | 2k | V |
Application Guide
Tel: 1866-2522-623
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