4N25 Просмотр технического описания (PDF) - American Microsemiconductor
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4N25 Datasheet PDF : 6 Pages
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4N25 4N26 4N27 4N28
2
PULSE ONLY
PULSE OR DC
1.8
1.6
TYPICAL CHARACTERISTICS
10
NORMALIZED TO:
IF = 10 mA
1
1.4
TA = –55°C
1.2
25°C
1
100°C
1
10
100
1000
IF, LED FORWARD CURRENT (mA)
Figure 1. LED Forward Voltage versus Forward Current
0.1
0.01
0.5 1 2
5 10 20
50
IF, LED INPUT CURRENT (mA)
Figure 2. Output Current versus Input Current
28
24
IF = 10 mA
20
16
5 mA
12
8
4
2 mA
1 mA
00 1
23
4
567
8
9 10
VCE, COLLECTOR–EMITTER VOLTAGE (VOLTS)
Figure 3. Collector Current versus
Collector–Emitter Voltage
10
7
5
NORMALIZED TO TA = 25°C
2
1
0.7
0.5
0.2
0.1
–60 –40 –20 0 20 40 60 80 100
TA, AMBIENT TEMPERATURE (°C)
Figure 4. Output Current versus Ambient Temperature
NORMALIZED TO:
100
VCE = 10 V
TA = 25°C
10
VCE = 30 V
1
10 V
0.1
0
20
40
60
80
100
TA, AMBIENT TEMPERATURE (°C)
Figure 5. Dark Current versus Ambient Temperature
100
50
VCC = 10 V
20
10
RL = 1000
{
tf
5
{ RL = 100
2
tf
tr
tr
1
0.1 0.2
0.5 1 2
5 10 20
IF, LED INPUT CURRENT (mA)
Figure 6. Rise and Fall Times
(Typical Values)
50 100
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