GP2Y0A21YK View Datasheet(PDF) - Sharp Electronics

Part Name

Description

Manufacturer

GP2Y0A21YK

General Purpose Type Distance Measuring Sensors

Sharp Electronics 

Fig.4 Distance Characteristics

GP2Y0D21YK

Output H

(Detection) H L

GP2Y0A21YK/GP2Y0D21YK

Hystersis width

Output L

LH

(Non detection)

0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80

Output switching point distance

L=24±3cm

Distance to reflective object L (cm)

Fig.5 Analog Output Voltage vs. Distance to

Reflective Object

GP2Y0A21YK

3.5

White paper

(Reflective ratio:90%)

3

Gray paper

(Reflective ratio:18%)

2.5

2

1.5

1

0.5

0

0 10 20 30 40 50 60 70 80

Distance to reflective object L (cm)

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