RediSem Ltd. Science Park Shatin Hong Kong Tel. +852 2607 4141 Fax. +852 2607 4140 Careers | Contact © Copyright 2017-2020 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  (466kB)   •	RED2541  (466kB)   •	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 2017-2020 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
Contact Us Contact Us