UCC28019 Description
The UCC28019 8-pin active Power Factor Correction (PFC) controller uses the boost topology operating in Continuous Conduction Mode (CCM). The controller is suitable for systems in the 100 W to >2 kW range over a wide-range universal ac line input. Startup current during under-voltage lockout is less than 200 µA.
UCC28019 Key Features
- 8-pin Solution Without Sensing Line Voltage Reduces External ponents
- Wide-Range Universal AC Input Voltage
- Fixed 65-kHz Operating Frequency
- Maximum Duty Cycle of 97%
- Output Over/Under-Voltage Protection
- Input Brown-Out Protection
- Cycle-by-Cycle Peak Current Limiting
- Open Loop Detection
- Low-Power User Controlled Standby Mode
UCC28019 Applications
- CCM Boost Power Factor Correction Power Converters in the 100 W to >2 kW Range