Data Sheet

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GP2Y0A21YK0F

Fig. 2 Example of distance measuring characteristics(output)

Distance to reflective object L(cm)

0102030 5040 60 70 80

0

0.5

1

1.5

2

2.5

3

3.5

Output voltage (V)

Output voltage (V)

White paper (Reflectance ratio 90%)

Gray paper (Reflectance ratio 18%)

Inverse number of distance (1/cm)

0

0.05

0.1

0.15

0.2

White paper (Reflectance ratio 90%)

Gray paper (Reflectance ratio 18%)

0

0.5

1

1.5

2

2.5

3

3.5

80cm

50cm

40cm

30cm

25cm

20cm

15cm

10cm

8cm

7cm

6cm

5cm

Sheet No.: E4-A00201EN

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