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IL221AT Datasheet(PDF) 2 Page - Siemens Semiconductor Group

Part # IL221AT
Description  PHOTODARLINGTON SMALL OUTLINE SURFACE MOUNT OPTOCOUPLER
PDF  3 Pages
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Manufacturer  SIEMENS [Siemens Semiconductor Group]
Direct Link  http://www.siemens.com/
Logo SIEMENS - Siemens Semiconductor Group

IL221AT Datasheet(HTML) 2 Page - Siemens Semiconductor Group

  IL221AT Datasheet HTML 1Page - Siemens Semiconductor Group IL221AT Datasheet HTML 2Page - Siemens Semiconductor Group IL221AT Datasheet HTML 3Page - Siemens Semiconductor Group  
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Semiconductor Group
4–11
10-6
10-5
10-4
10-3
10-2
10-1
10 0
10 1
10
100
1000
10000
t - LED Pulse Duration - s
.005
.05
.02
.01
.1
.2
.5
Duty Factor
t
τ
DF = /t
τ
Figure 1. Forward voltage versus forward current
Figure 2. Peak LED current versus duty factor, Tau
Figure 3. Normalized CTR
CB versus IF
Figure 4. Normalized CTRCE versus LED current
Figure 5. CTR CB versus LED current
Figure 6. CTR versus LED current
VCB =10 V
100
10
1
.1
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
IF - Forward Current - mA
Ta = -55
°C
Ta = 25
°C
Ta = 85
°C
.1
1
10
100
0
1
2
3
Ta = -20
°C
Ta = 25
°C
Ta = 50
°C
Ta =70
°C
If - LED Current - mA
Normalized to:
If = 1mA, Ta = 25
°C
Vcb = 10V
.1
1
10
100
.1
1
10
100
Ta = -20
°C
Ta = 25
°C
Ta = 50
°C
Ta = 70
°C
If - LED Current - mA
Normalized to:
If = 1mA, Vce = 5V
Ta = 25
°C
.1
1
10
100
0
500
1000
1500
2000
Ta = -20
°C
Ta = 25
°C
Ta = 50
°C
Ta = 70
°C
If - LED Current - mA
Vce = 10V
.1
1
10
100
0.00
0.05
0.10
Ta = -20
°C
Ta = 25
°C
Ta = 50
°C
Ta = 70
°C
If - LED Current - mA
=
τ/t



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