HT7A6322 Low Power Primary Switcher for Off Line SMPS
Features
• Fixed 60kHz switching frequency • 9V to 38V wide ran...
HT7A6322 Low Power Primary Switcher for Off Line SMPS
Features
Fixed 60kHz switching frequency 9V to 38V wide range VCC
voltage Wide AC input range from 85VAC to 265VAC PWM with current mode control Auxiliary Under
Voltage Lock Out with hysteresis High
voltage start-up current source Excellent standby low power consumption Over-temperature, Over-current and Over-
voltage
protection with auto-restart Integrated 730V
MOSFET Burst mode under low load conditions
Applications
Off line power supply for battery charger adapters Standby power supply for TV or monitors Auxiliary supply for motor control Air conditioner power supply Electromagnetic oven power supply
General Description
The HT7A6322 is highly functionally integrated low power primary switcher device which combines an integrated PWM controller with current mode control and a high
voltage power
MOSFET on the same silicon chip.
Typical Power Capability
Typ...