1653A Controller, PFC, Continuous Conduction Mode, Fixed Frequency, Compact

for robust and compact PFC stages.
Features
• IEC1000−3−2 Compliant
• Continuous Conduction Mode
• Average Current−Mode or Peak Current−Mode Operation
• Constant Output Voltage or Follower Boost Operation
• Very Few External Components
• Fixed Switching Frequency: 67 kHz = NCP1653A,
Fixed Switching Frequency: 100 kHz = NCP1653
• Soft−Start Capability
• VCC Undervoltage Lockout with Hysteresis (8.7 / 13.25 V)
• Overvoltage Protection (107% of Nominal Output Level)
• Undervoltage Protection or Shutdown (8% of Nominal Output Level)
• Programmable Overcurrent Protection
• Programmable Overpower Limitation