RediSem Ltd. Science Park Shatin Hong Kong Tel. +852 2607 4141 Fax. +852 2607 4140  Careers | Contact © Copyright 2014-2017 RediSem Ltd.  
RED2541 is an advanced LLC Controller IC for high efficiency low-cost Constant Voltage (CV) LED Drivers and intended for passive PFC CV LED drivers 20W - 100W and active PFC CV LED drivers 40W - 300W.
   Advanced LLC Controller IC for high efficiency low-cost Constant voltage (CV) LED DriversPFC Resonant half-bridge for excellent EMI using robust low- cost bipolar transistors Optimised for optocoupler-based CV applications using secondary sensing  50% duty cycle, variable frequency control of resonant half-bridge  +/-5% accurate limiting of output current using primary sensing regulation (PSR)   Boost current feature to ensures reliable startup with constant power loads Protection modes: a.         Overload output including short-circuit b.         No-Load Output c.         Over-temperature (internal or NTC) Low standby power Small SO8 IC package
Datasheet  
    Key Features
    Order Details
     Code RED2541AD-TR13    Package SO8 Tape & Reel
•	30W CV 12V 2.5A LED driver (193kB) •	30W CV 12V 2.5A LED driver (193kB) Reference Design  Check Application Notes Check Application Notes Order Order LLC Controller for CV LED Drivers RED2541
•	RED2541  (618kB)   •	RED2541  (618kB)   •	60W CV 24V 2.5A LED driver  (204kB) •	60W CV 24V 2.5A LED driver  (204kB)       LED Driver ICs
RediSem Ltd. Science Park Shatin Hong Kong  Tel. +852 2607 4141 Fax. +852 2607 4140  Careers | Contact © Copyright 2014-2017 RediSem Ltd.  
LLC Controller for CV LED Drivers RED2541
RED2541 is an advanced LLC Controller IC for high efficiency low- cost Constant Voltage (CV) LED Drivers and intended for passive PFC CV LED drivers 20W - 100W and active PFC CV LED drivers 40W - 300W.
   Advanced LLC Controller IC for high efficiency low-cost Constant voltage (CV) LED DriversPFC Resonant half-bridge for excellent EMI using robust low- cost bipolar transistors Optimised for optocoupler-based CV applications using secondary sensing  50% duty cycle, variable frequency control of resonant half-bridge  +/-5% accurate limiting of output current using primary sensing regulation (PSR)   Boost current feature to ensures reliable startup with constant power loads Protection modes: a.         Overload output including short-circuit b.         No-Load Output c.         Over-temperature (internal or NTC) Low standby power Small SO8 IC package
    Key Features
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