DESCRIPTION
The HF01B00/01/02/03/04 is a flyback regulator with Green Mode Operation. Its high efficiency feature over the entire input/load range meets the stringent world-wide energy-saving requirements.

FEATURES
• Internal Integrated 700V MOSFET
• High Level of Integration, Requires Very Few External Components
• Universal Input Voltage (85~265VAC)
• Quasi-Resonant Operation over the Entire Input and Load Range
• Maximum Switching Frequency Limited
• Valley Switching for High Efficiency and Better EMI Performance
• Active Burst Mode for Low Standby Power Consumption
• Internal High-Voltage Current Source for Start-Up
• Internal Soft Start
• Internal 320ns Leading Edge Blanking
• Thermal Shutdown (Auto Restart with Hysteresis)
• VCC Under Voltage Lockout with Hysteresis (UVLO)
• Over Voltage Protection
• Over Load Protection.
• No Load Consumption at 265Vac
    HF01B00<100mW
    HF01B01<80mW
    HF01B02/03<50mW
    HF01B04<30mW

APPLICATIONS
• Battery charger for consumer and home equipment.
• Standby power supply.
• Small power SMPS for white goods and consumer electronics.
• Low/Medium power AC/DC adapter.