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Technical content
D0014：DS6631 Demo Board User Manual FEATURES 1. Flexible Voltage Detect. 2. Wide Range, Programmable LED Voltage. 3. LED Thermal Regulation. 4. Fixed Current Operation: 20mA, 25mA, 30mA, 35mA, 40mA, 45mA and 50mA 5. Can be Paralleled for Higher Current 6. 5V to 500V Supply Voltage Range. 7. High Efficiency. 8. LED Brightness Stable. 9. No Need External Component. 10. SOP-8 Exposed pad (Heat Sink) Package. 11. Patent Pending Drive Architecture. ELECTRICAL SPECIFICATIONS Input Voltage 110 VAC, 220VAC Output LED Current 20mA, 25mA, 30mA, 35mA, 40mA, 45mA and 50mA PCB Size L: 55mm W: 20mm Layout Size L: 55mm W: 20mm APPLICATION CIRCUIT S24 ADL 6S13 OUT 7 VIN 8ST1 GND2 S3 5 DS6631 U1 R9 S24 ADL 6S13 OUT 7 VIN 8ST1 GND2 S3 5 DS6631 R8Fuse1 MOV1 R4 R6 R1 R2 R3 BD1 AC1 AC2 LED+ Rac Fig.1 Application Circuit of DS6631 DTI CONFIDENTIAL PROMOTION USE ONLY DO NOT DISTRIBUTE