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

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.