lx1970 mini control board www. microsemi . com lx1970 light sensor integrated products schematic r3 vdd r1 r2 c2 4.7f vout gnd c1 0.1f lx1970du vdd nc nc source sink nc nc vss 1 2 3 4 5 6 7 8 the lx1970 mini light sensor board ha s been designed to easily interface and control virtually any lighting requirement. resistor values can be changed to adjust desired minimum brightness range and slope. see lx1970 datasheet and application note for additional information. ()( ) 2.8v v 5v v 3.0v v 0 ? r3 30k ? r2 150k ? r1 r2 r1 r2 v r2 r1 r2 r1 i v out out dd dd src out = = = = = = + + + = lux, maximum at . dark, at total photo package pin out vss nc nc snk vdd nc nc src 1 2 3 5 4 6 7 8 active area du p ackage (top view) functional pin description n ame d escription v dd input supply voltage v ss ground reference for power and signal output snk output current sink src output current source l l x x 1 1 9 9 7 7 0 0
lx1970 mini control board www. microsemi . com lx1970 light sensor integrated products
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