零件编号
FAN6920
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FAN6920 - Integrated Critical-Mode PFC and Quasi-Resonant Current-Mode PWM Controller - Fairchild 数据手册 ( 数据表 )
Fairchild Semiconductor
Description
The highly integrated FAN6920MR combines Power Factor Correction (PFC) controller and quasi-resonant PWM controller. Integration provides cost-effective design and reduces external components.
FEATUREs
Integrated PFC and Flyback Controller
Critical-Mode PFC Controller
Zero-Current Detection for PFC Stage
Quasi-Resonant Operation for PWM Stage
Internal Minimum 5µs tOFFfor QR PWM Stage
Internal 5ms Soft-Start for PWM
Brownout Protection
High / Low Line Over-Power Compensation
Auto-Recovery Over-Current Protection
Auto-Recovery Open-Loop Protection
Externally Auto-Recovery Triggering (RT Pin)
Adjustable Over-Temperature Protection
VDD Pin and Output Voltage OVP (Auto-Recovery)
Internal Over-Temperature Shutdown (140°C)
APPLICATIONs
AC/DC NB Adapters
Open-Frame SMPS
Battery Charger
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