參數(shù)資料
型號(hào)： IL217AT
廠商： VISHAY INTERTECHNOLOGY INC
元件分類： 光電耦合器
英文描述： 1 CHANNEL TRANSISTOR OUTPUT OPTOCOUPLER
封裝： SOIC-8
文件頁數(shù)： 3/3頁
文件大?。?/td> 395K
代理商： IL217AT
Document Number: 83616
www.vishay.com
Revision 17-August-01
2–116
Figure 9. Normalized non-saturated and saturated
collector-emitter current vs. LED current
Figure 10. Normalized collector-base photocurrent
vs. LED current
Figure 11. Collector-base photocurrent vs. LED current
Figure 12. High to low propagation delay vs.
LED current and load resistor
.1
1
10
100
.01
.1
1
10
100
Vce=5 V
Vce=.4 V
IF - LED Current - mA
NIce
-
Normalized
Ice
Normalized to:
TA=25°C
Vce=5V
IF=1 mA
.01
.1
1
10
100
1000
.01
.1
1
10
100
IF - LED Current - mA
NIcb
-
Normalized
Icb
Normalized to:
TA=25°C
Vce=5V
IF=1 mA
.01
.1
1
10
100
1000
.1
1
10
100
1000
IF - LED Current - mA
Icb
-
Collector-base
photocurrent
-
a
TA=25°C
Vcb=9.3 V
0
5
10
15
20
0
5
10
15
20
10 K
IF - LED Current - mA
tpHL
-
High-Low
Propagation
Delay
-
s
2K
4.7 K
TA=25°C
Vcc=5V
Vth=1.5 V
Figure 13. Low to high propagation delay vs.
LED current and load resistor
Figure 14. Normalized non-saturated HFE vs.
base current and temperature
Figure 15. Typical switching characteristics vs. base resistance
(saturated operation)
Figure 16. Typical switching times vs. load resistance
Figure 17. Switching time test schematic and waveform
0
5
10
15
20
0
20
40
60
80
10 K
4.7 K
2K
tpLH
-
Low-High
Propagation
Delay
-
s
TA=25°C, Vcc=5 V, Vth=1.5 V
1
10
100
1000
0.4
0.6
0.8
1.0
1.2
Ib - Base Current -
A
NHFE
-
Normalized
HFE
-20
°C
25
°C
50
°C
70
°C
Normalized to:
Ib=20 A
Vce=10 V
TA=25°C
100
50
10
5
1.0
Input:
IF =10mA
Pulse width=100 mS
Duty cycle=50%
Base-emitter resistance, RBE ()
T OFF
TON
Switching
time
(
s)
10K
50K 100K
500K 1M
1000
500
100
50
10
5
1
0.1
0.5 1
5
10
50 100
Input:
IF=10 mA
Pulse width=100 mS
Duty cycle=50%
T OFF
TON
Load resistance RL (K)
Switching
time
(
S)
OUTPUT
0
10%
50%
90%
50%
10%
ton
toff
tpdof
tpdon
td
tr
ts
tr
INPUT
0
Input
VOUT
VCC=5 V
RL
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