GP2Y0A02 Datasheet, PDF (2/4 Pages) Sharp Electrionic Components – LONG DISTANCE MEASURING SENSOR

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
−
(T_a=25°C, V_CC=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