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D C B A 5 4 3 2 1 CN1 VDD VDD VDD Brightness ONOFF GND GND GND JH2400828 1 2 3 4 5 6 7 8 R4 47K C41 104 R5 47K Q2 2N3904 R3 47K VDD VDD R2 20K R1 100R Q1 2N3906 VCC D1 82V C1 104 VDD F1 3A C2 100UF25V C3 100UF25V C4 100UF25V R11 47R R8 33K R9 24K R13 51K R96 100K C38 223 D2 1N4148 R16 R18 51K 33K C5 103 C8 220p R26 820K R23 100K C7 474 R25 470K R35 390K C14 104 Q5 2N7002 R34 C13 R28 100K 220P 51K C15 105 R12 R14 75K 10K U1 REF INNB CMPB OLPB CLAMPB AVDD SST RTDLY CTOSC SYNCR SYNCF PVDD POUT......