
R03
www.clare.com
4
CPC1788
3
Performance Data
Unless otherwise specified, all performance data was acquired without the use of a heat sink.
The Performance data shown in the graphs above is typical of device performance. For guaranteed parameters not indicated in the
written specifications, please contact our application department.
35
30
25
20
15
10
5
0
1.30
1.31
1.32
1.33
1.34
De
vice
Count
(N)
Typical LED Forward Voltage Drop
(N=50, I
F=10mA, TA=25C)
LED Forward Voltage (V)
35
30
25
20
15
10
5
0
2.15
2.50
2.85
3.55
3.20
3.90
De
vice
Count
(N)
Typical Turn-On Time
(N=50, I
F=20mA, IL=1ADC, TA=25C)
Turn-On (ms)
0.080
0.110
0.140
0.065
0.095
0.125
De
vice
Count
(N)
25
20
15
10
5
0
CPC1788
Typical Turn-Off Time
(N=50, I
F=20mA, IL=1ADC, TA=25C)
Turn-Off (ms)
35
30
25
20
15
10
5
0
0.900
0.925
0.950
0.975
1.000
1.025
De
vice
Count
(N)
Typical On-Resistance Distribution
(N=50, I
F=10mA, IL=1ADC, TA=25C)
On-Resistance (
Ω)
Typical LED Forward Voltage Drop
vs. Temperature
LED
Forwar
d
V
o
lta
g
e
Dr
op
(V)
1.8
1.6
1.4
1.2
1.0
0.8
-40
-20
0
20
40
60
80
120
100
Temperature (C)
I
F=50mA
I
F=10mA
I
F=20mA
LED Forward Current (mA)
0
5
1015202530354045
50
12
11
10
9
8
7
6
5
4
3
2
1
0
Typical Turn-On
vs. LED Forward Current
(I
L=250mADC)
T
u
rn-On
(ms)
LED Forward Current (mA)
0
5
1015202530354045
0.145
0.140
0.135
0.130
0.125
0.120
0.115
0.110
0.105
0.100
50
Typical Turn-Off
vs. LED Forward Current
(I
L=250mADC)
T
u
rn-On
(ms)
LED
Current
(mA)
-40
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
-20
0
20
40
60
80
100
Typical I
F for Switch Operation
vs. Temperature
(I
L=250mADC)
Temperature (C)
-40
7
6
5
4
3
2
1
0
-20
0
20
40
60
80
100
Typical Turn-On vs. Temperature
(I
L=250mADC)
Temperature (C)
I
F=10mA
I
F=20mA
T
u
rn-On
(ms)
-40
0.24
0.21
0.18
0.15
0.12
0.09
0.06
-20
0
20
40
60
80
100
Typical Turn-Off vs. Temperature
(I
L=250mADC)
Temperature (C)
I
F=20mA
I
F=10mA
T
u
rn-Off
(ms)