GP2Y0A02 데이터 시트보기 (PDF) - Sharp Electronics

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GP2Y0A02

Long Distance Measuring Sensor

Sharp Electronics 

GP2Y0A02YK

I Electro-optical Characteristics

Parameter

Symbol

Conditions

Distance measuring range

∆L

*2 *3

Output terminal voltage

Difference of output voltage

VO

*2 L=150cm

∆VO *2 Output change at L=150cm to 20cm

Average dissipation current

ICC

−

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

MIN.

20

0.25

1.8

−

(Ta=25°C, VCC=5V)

TYP. MAX. Unit

−

150 cm

0.4 0.55 V

2.05 2.3

V

33

50 mA

Fig.1 Internal Block Diagram

GND

VCC 5V

PSD

Signal

processing

circuit

Voltage

regulator

Oscillation

VO

circuit

LED drive

Output

circuit

circuit

LED

Distance measuring IC

Fig.2 Timing Chart

VCC

(Power supply)

Distance

measuring

operation

38.3ms±9.6ms

First measurement

Second

measurement

VO (Output)

Unstable output

First output

MAX. 5.0ms

nth

measurement

Second output

nth output

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