
R04
www.clare.com
4
CPC1779
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
4.75
5.50
6.25
7.75
7.00
8.50
De
vice
Count
(N)
Typical Turn-On Time
(N=50, I
F=20mA, IL=1ADC, TA=25C)
Turn-On (ms)
0.14
0.16
0.18
0.13
0.15
0.17
De
vice
Count
(N)
25
20
15
10
5
0
Typical Turn-Off Time
(N=50, I
F=20mA, IL=1ADC, TA=25C)
Turn-Off (ms)
35
30
25
20
15
10
5
0
0.28
0.29
0.30
0.31
0.32
0.33
De
vice
Count
(N)
Typical On-Resistance Distribution
(N=50, I
F=10mA, IL=1ADC, TA=25C)
On-Resistance (
Ω)
Typical Forward Voltage Drop
vs. Temperature
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
Forwar
d
V
o
lta
g
e
Dr
op
(V)
LED Forward Current (mA)
0
5
1015202530354045
11
10
9
8
7
6
5
3
2
1
0
50
12
4
Typical Turn-On
vs. LED Forward Current
(I
L=1ADC, TA=25C)
T
u
rn-On
(ms)
LED Forward Current (mA)
0
5
1015202530354045
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
50
Typical Turn-Off
vs. LED Forward Current
(I
L=1ADC, TA=25C)
T
u
rn-Off
(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=1ADC)
Temperature (C)
-40
14
12
10
8
6
4
2
0
-20
0
20
40
60
80
100
Temperature (C)
Typical Turn-On vs. Temperature
(I
L=1ADC)
I
F=10mA
I
F=20mA
T
u
rn-On
(ms)
-40
0.22
0.20
0.18
0.16
0.14
0.12
0.10
0.08
-20
0
20
40
60
80
100
Typical Turn-Off vs. Temperature
(I
L=1ADC)
Temperature (C)
I
F=20mA
I
F=10mA
T
u
rn-Off
(ms)