GP2Y0A02YK

I Electro-optical Characteristics

Parameter

Conditions

*2 *3

=150cm

=150cm to 20cm

−

MIN.

20

0.25

1.8

−

TYP.

−

0.4

2.05

33

MAX.

0.55

150

2.3

50

Unit

cm

V

V

mA

Distance measuring range

Output terminal voltage

Difference of output voltage

Symbol

∆L

Average dissipation current

Note) L:Distance to reflective object

*2 Using reflective object:White paper (Made by Kodak Co. Ltd. gray cards R-27

⋅ white face, reflective ratio;90%)

*3 Distance measuring range of the optical sensor system

Fig.1 Internal Block Diagram

Signal

processing

circuit

LED drive

circuit

GND

PSD

LED

Voltage

regulator

Output

circuit

Oscillation

circuit

Distance measuring IC

Fig.2 Timing Chart

MAX. 5.0ms

38.3ms

±9.6ms

Distance

measuring

operation

First measurement

Second

measurement

nth

measurement

Unstable output

First output

Second output

nth output

(Power supply)