WS2812B Intelligent control LED integrated light source Mechanical DimensionsPIN configurationPIN functionNO.SymbolFunction description 1 VDD Power supply LED 2 DOUT Control data signal output 3 VSS Ground 4 DIN Control data signal input Absolute Maximum RatingsPrameterSymbolRatingsUnit Power supply voltage VDD +3.5~+5.3 V Input voltage VI -0.5~VDD+0.5 V Operation junction Topt -25~+80 ℃ temperature Storage temperature range Tstg -40~+105 ℃ Electrical Characteristics (TA=-20~+70℃,VDD=4.5~5.5V,VSS=0V,unless otherwise specified)