Si1102

Rev. 1.0

11

Figure 9. Proximity Detection Distance vs. Target Reflectivity (with IR Filter)

Figure 10. Proximity Detection Distance vs. Ambient Light (with IR Filter)

Detection Distance

5

10

15

20

25

30

35

40

10

20

30

40

50

60

70

80

90

100

R1 (kohm)

18% Gray Card, CFL 300 lx

82% White Card CFL 300 lx

18% Gray Card, Incandescent

300 lx

82% White Card, Incandescent

300 lx

Detection Distance

5

10

15

20

25

30

35

40

20

30

40

50

60

70

80

90

100

R1 (kohm)

18% Gray Card, 0 lx

18% Gray Card, CFL 300 lx

18% Gray Card, CFL 1000 lx