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CPC1977 Datasheet, PDF (4/6 Pages) Clare, Inc. – i4-PAC™ Power Relay
CPC1977
PERFORMANCE DATA*
CPC1977
Typical LED Forward Voltage Drop
(N=50, TA=25ºC, IF=10mA)
35
30
25
20
15
10
5
0
1.30 1.31 1.32 1.33 1.34
LED Forward Voltage (V)
CPC1977
Typical Turn-On Time
(N=50, TA=25ºC, IL=1ADC, IF=10mA)
25
20
15
10
5
0
6.5 7.0 7.5 8.0 8.5 9.0
Turn-On (ms)
0.014
CPC1977
Typical Leakage vs. Temperature
at Maximum Rated Voltage
(Measured across Pins 1 & 2)
0.012
0.010
0.008
0.006
0.004
0.002
0
-40 -20
0 20 40 60
Temperature (ºC)
80 100
CPC1977
Typical Turn-Off vs. Temperature
(IL=1ADC)
0.35
0.30
0.25
0.20
0.15
0.10
0.05
IF = 10mA
0
-40 -20
0 20 40 60
Temperature (ºC)
80 100
CPC1977
Typical On-Resistance Distribution
(N=50, TA=25ºC, IL=1ADC, IF=10mA)
35
30
25
20
15
10
5
0
0.54 0.55 0.56 0.57 0.58 0.59
On-Resistance (Ω)
CPC1977
Typical Turn-Off Time
(N=50, TA=25ºC, IL=1ADC, IF=10mA)
25
20
15
10
5
0
0.04 0.06 0.08 0.09 0.10 0.11
Turn-Off (ms)
CPC1977
Typical Blocking Voltage
vs. Temperature
845
840
835
830
825
820
815
810
805
-40 -20
0 20 40 60
Temperature (ºC)
80 100
CPC1977
Typical LED Forward Voltage Drop
vs. Temperature
1.8
1.6
1.4
IF = 50mA
1.2
I = 20mA
F
IF = 10mA
1.0
0.8
-40 -20
0 20 40 60 80 100 120
Temperature (ºC)
CPC1977
Typical Blocking Voltage Distribution
(N=50, TA=25ºC)
35
30
25
20
15
10
5
0
815 820 825 830 835 840
Blocking Voltage (VP)
CPC1977
Maximum Load Current vs.
Temperature with Heat Sink
8
(IF=20mA)
1ºC/W
7
6
5
4 5ºC/W
3 10ºC/W
2 Free Air
1
0
0
20
40
60
80
100
Temperature (ºC)
CPC1977
Typical Turn-On vs. Temperature
(I =1A )
14
L
DC
I = 10mA
12
F
10
8
6
4
2
0
-40 -20
0 20 40 60
Temperature (ºC)
80 100
CPC1977
Typical Turn-On vs. LED Forward Current
(IL=1ADC)
18
16
14
12
10
8
6
4
2
1
0
0 5 10 15 20 25 30 35 40 45 50
LED Forward Current (mA)
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.
4
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