描述 Description

The CXA3809M has optimum configuration to realize various power supply circuits easily and compactly by
including Power-factor correction, resonant controller and various protection function in one package.
(Applications: Power supply circuit, etc.)

特性 Features

?Power-factor correction
? ?Multiplierless critical conduction mode (CRM) control
?? Supports W/W input
? ?Restart timer
? ?Maximum frequency limit (during overcurrent detection)
?? Continuous overcurrent detection protection function
?Resonant controller
? ?Timer-latch over current protection
?? Soft start function
? ?Adjustment minimum frequency limit
? ?Pulse over current load detection
?? Out of resonance prevention function at start-up
?Common
? ?Adjacent 2-pin short protection
?? Various protection functions including overvoltage and overcurrent
? ?AC off detection
?? PFC-OK signal outputStructure
BiCMOS silicon monolithic IC