RS2123 switch equivalent, high precision cc/cv primary-side pwm power switch.
including Cycle-by-Cycle current limiting, VDD over voltage protection, feedback loop open protection, short circuit protection, built-in leading edge blanking, VDD under.
It operates in primary-side sensing and regulation. Consequently, opto-coupler and TL431 could be eliminated. Proprieta.
RS2123 is a high performance offline PSR controller for low power AC/DC charger and adapter applications. It operates in primary-side sensing and regulation. Consequently, opto-coupler and TL431 could be eliminated. Proprietary Constant Voltage (CV) .
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