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CPC1977 Datasheet, PDF (5/6 Pages) Clare, Inc. – i4-PAC™ Power Relay
CPC1977
PERFORMANCE DATA*
CPC1977
Typical Turn-Off vs. LED Forward Current
(IL=1ADC)
0.18
0.17
0.16
0.15
0.14
0.12
0.12
0.10
0.08
0
0 5 10 15 20 25 30 35 40 45 50
LED Forward Current (mA)
CPC1977
Typical Load Current vs. Load Voltage
(T =25ºC, I =10mA)
A
F
1.25
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
-1.25
-2.0 -1.33 -0.66 0 0.66 1.33 2.0
Load Voltage (V)
CPC1977
Typical On-Resistance vs. Temperature
(IL=max rated)
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
-40 -20 0
20 40 60
80 100
Temperature (ºC)
CPC1977
Energy Rating Curve
(Free Air, No Heat Sink)
18
15
12
9
6
3
0
10µs 100µs 1ms 10ms 100ms 1s
Time
10s 100s
CPC1977
Typical IF for Switch Operation
vs. Temperature
20
(IL=1ADC)
18
16
14
12
10
8
6
4
2
0
-40 -20 0
20 40 60
80 100
Temperature (ºC)
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.
R04
www.clare.com
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