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參數(shù)資料
| 型號： | LH1549AB |
| 廠商： | Vishay Intertechnology,Inc. |
| 英文描述： | 1 Form A Phototransistor Telecomswitch |
| 中文描述： | 1 A型光電晶體管Telecomswitch |
| 文件頁數(shù)： | 3/5頁 |
| 文件大?。?/td> | 139K |
| 代理商： | LH1549AB |
LH1549AB/ AAC/ AACTR
Vishay Semiconductors
Document Number 83840
Rev. 1.3, 26-Oct-03
www.vishay.com
3
Optocoupler Input
Optocoupler Output
Optocoupler Transfer
Typical Characteristics (Tamb = 25
°
C unless otherwise specified)
Parameter
Test condition
Symbol
V
F
Min
0.9
Typ.
1.2
Max
1.5
Unit
V
LED forward voltage
I
F
= 10 mA
Parameter
Test condition
Symbol
V
CE(sat)
I
CEO
Min
Typ.
0.7
Max
0.5
Unit
V
Saturation voltage
I
F
= 16 mA, I
C
= 2.0 mA
I
F
= 0 mA, I
C
= 5.0 mA
Collector-emitter leakage
current
Trickle current leakage
500
nA
I
F
= 5.0
μ
A, I
C
= 5.0 mA
I
CEO
1.0
μ
A
Parameter
Test condition
Symbol
CTR
DC
Min
33
Typ.
165
Max
Unit
%
DC Current Transfer Ratio
I
F
= 6.0 mA, V
CE
= 0.5 V
Figure 1. LED Voltage vs. Temperature
Figure 2. Current Limit vs. Temperature
ilh1549ab_01
Ambient Temperature (°C)
L
-40
-20
0
20
40
1.6
1.5
1.4
1.3
1.2
1.1
1.0
IF= 50 mA
60
80
IF= 10 mA
IF= 2.0 mA
IF= 5.0 mA
IF= 20 mA
ilh1549ab_02
-40
40
10
30
20
0
-20
-10
-40
-30
-20
0
20
40
60
Ambient Temperature (°C)
80
IF= 5.0 mA
t = 5.0 ms
VL= SEE ELEC. CHAR.
C
N
Figure 3. LED Current for Switch Turn-on vs. Temperature
ilh1549ab_03
Ambient Temperature (°C)
100
-60
80
60
40
-40
-40
20
-20
0
-20
0
20
40
60
80
IL= 100 mA
L
T
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