Rainbow Electronics RPI-441C1 - Manual (Page 3)

RPI-441C1
Sensors
RELATIVE COLLECTOR CURRENT : I
C
(%)
DISTANCE : d (mm)
0 3.0 1.0 2.0
100
50
0
Fig.7 Relative output vs. distance (
ΙΙ
)
d
V CE
= 5V
I F
= 20mA
Ta = 25 ° C
COLLECTOR CURRENT : I C (mA)
Fig.8 Response time vs. collector current
10 0.1 1
1
10
100
RESPONSE TIME : t
r
(
µ s)
R L
= 100 Ω
R L
= 1k Ω
R L
= 500 Ω
− 20 0 20 40 60 80 100
10
50
40
30
20
0
AMBIENT TEMPERATURE : Ta ( ° C)
FORWARD CURRENT : I
F
(mA)
Fig.9 Forward current vs.
ambient temperature
COLLECTOR CURRENT : I
C
(mA)
COLLECTOR-EMITTER VOLTAGE : V CE (V)
Fig.10 Output characteristics
4 8 6 10 2 0
0
1
2
3
4
5
I F
= 50mA
40mA
30mA
20mA
10mA
Fig.11 Response time measurement circuit
t d
t r t f
10%
90%
R L
V CC Input
Input
Output
Output
t d :
t r :
t f :
Delay time
Rise time (time for output current to rise
from 10% to 90% of peak current)
Fall time (time for output current to fall
from 90% to 10% of peak current)