GP1A33R Datasheet, PDF (3/5 Pages) Sharp Electrionic Components – OPIC Photointerruper with Encoder Function

Fig. 3 Duty Ratio vs. Frequency
0.9
V_CC = 5V
0.8
I_F = 30mA
T _a = 25˚C
0.7
0.6
t
t
AH
AP
(
Output
A
)
0.5
0.4
t _BH
t _BP
(
Output
B
)
0.3
0.2
0.1
1
2
5
10
20
Frequency f ( kHz )
Fig. 5 Duty Ratio vs. Ambient Temperature
1.0
V_CC = 5V
0.9
I_F = 30mA
f = 2.5kHz
0.8
0.7
t _AH
t _AP
( Output A)
0.6
t _BH
t _BP
( Output B)
0.5
0.4
0.3
0.2
0.1
0
0
25
50
75
100
Ambient temperature T_a ( ˚C)
Fig. 7 Duty Ratio vs. Distance (X direction )
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
- 1.0
t _AH
t _AP
(Output A)
t _BH
t _BP
(Output B)
V _CC= 5V
I_F = 30mA
f= 2.5kHz
T _a= 25˚C
- 0.5
0
0.5
1.0
Distance X ( mm ) ( Shifting encoder )
GP1A33R
Fig. 4 Phase Difference vs. Frequency
Temperature
130
V_CC = 5V
120
I_F = 30mA
110
T_a = 25˚C
100
θ _ABI =
t_ABI
t_AP
x 360˚
90
80
70
60
50
1
2
5
10
20
Frequncy f ( kHz )
Fig. 6 Phase Difference vs. Ambient
Temperature
140
V_CC = 5V
130
I_F = 30mA
f = 2.5kHz
120
110
θ_AB1 =x
t _AB1
t _AP
360˚
100
90
80
70
60
50
40
0
25
50
75
100
Ambient temperature T_a ( ˚C)
Fig. 8 Phase Difference vs.
Distance (X direction )
130
120
110
V_CC = 5V
I_F = 30mA
f= 2.5kHz
T _a= 25˚C
100
θ_AB1 =
t _AB1
t _AP
x 360˚
90
Reference position
80
(-)
(+)
70
GP1A33R
60
Disk
50
- 1.0
- 0.5
0
0.5
1.0
Distance X ( mm ) ( Shifting encoder )