Schematic for the LV5011MDGEVB Evaluation Board LED+ R10 22k AC F1(Fuse) R2 1k/1W 33/1W VR1 271 AC INPUT AC C1 0.022uF /275VAC R1 D1 R11 10k L1 1.5mH C3 0.047uF /630V C2 0.1uF /630V C6 100uF/50V LED LEDC4 0.22uF /630V 33/1W R6 330k 4 LEDs in series [LED: OSW4Z3E1C1E] D3 MBRS3200 5 1 3 R9 D2 MMSD103 C5 4.7uF/50V 7 100 6 T1 Core: EE13 (WE part No,750341938) R3 1.2M Transformer T1 specifications Inductance value 5-3 inductance L1 = 1.3mH 5-1 inductance L2 = 110uH Turns ratio (5-1) : (6-7) = 2.2 : 1 1 Drain Source 10 2 NC 3 4 NC 9 VIN LV5011 GND ACS CS 5 10/15/2013 U1 R5 0 1 7 6 OUT2 R4 10k 8 REF_IN LV5011MD R7 Open R8 1.8 www.onsemi.com