Intelligent Digital Multi-Mode Flyback Controller Integrated with High Voltage MOSFET HYC1602C



Offline Charger
Programmable travel adapter
USB PD Charger
TV / Monitor Standby Power
Notebook Adapter


HYC1602 is an intelligent digital multi-mode Flyback controller integrated with 1.2 Ohm 650V MOSFET. The newly developed architecture is inherent features to meet regulatory requirements from around the world. HYC1602 integrates rich protections and features such as, slope compensation, VCC over voltage protection, transformer short protection, sense resistor short protection over-temperature protection. HYC1602 is available with the SOP7 package.


• Intelligent Digital Multi-Mode Control
• Peak Current Mode Control at Burst-Mode /PFM/DCM/CCM
• Continuous-Conduction Mode (CCM) under heavy load in Low Line
• Integrated with 1.2 Ohm 650V High Voltage MOSFET
• Over-load Period up to 56mS
• Switching Frequency Dithering to Improve EMI
• Adaptive MOSFET Gate Drive to Balance Switching Loss and EMI
• Rich Protection Features
  ▪ Transformer Saturation Protection
  ▪ Output Over Load Protection
  ▪ Current Sensor Resistor Short Protection
  ▪ Over Temperature Protection
• Power Consumption < 75mW
• Low Start-Up Current (<3µA)
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