Holtek Semiconductor HT7A6312
The HT7A6312 is highly functionally integrated device which combines an integrated PWM controller with current mode control and a high voltage power MOSFET on the same silicon chip.| Part No. | HT7A6312 |
|---|---|
| Datasheet | HT7A6312 Download |
| Manufacturer |  Holtek Semiconductor |
| Description | Low Power Primary Switcher |
| Buy | Stock & Price |
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
Typical Power Capability Type European (195~265VAC) US (85~265VAC) 8SOP 8W 5W 8DIP 13W 8W Rev. 1.40 3 August 30, 2024 HT7A6312 Low Power Primary Switcher for Off Line SMPS Typical Performance Characteristics Application Circuit Isolation Flyback Topology Snubber Circuit VAC VOUT+ VOUT- SW VCC HT7A6312 VSS FB PC817 TL 431 Block Diagram VCC...
