LH1540AAB, LH1540AABTR, LH1540AT
www.vishay.com
Vishay Semiconductors
1.4
I
L
= 50 mA
Change in Turn-off Time (%)
Normalized to 25 °C
I
F
= 5.0 mA
I
L
= 50 mA
Turn-off Time (ms)
160
140
120
100
80
60
40
20
0
- 20
- 40
- 60
- 80
- 40
- 40 °C
1.2
1.0
0.8
0.6
85 °C
0.4
0.2
0
i1540at_18
25 °C
10
20
30
40
50
- 20
0
20
40
60
80
LED Forward Current (mA)
i1540at_16
Ambient Temperature (°C)
Fig. 19 - Turn-off Time vs. LED Current
Fig. 17 - Turn-off Time vs. Temperature
10
8
6
I
L
= 50 mA
- 40 °C
25 °C
85 °C
Turn-on Time (ms)
4
2
0
0
i1540at_17
10
20
30
40
50
LED Forward Current (mA)
Fig. 18 - Turn-on Time vs. LED Current
PACKAGE DIMENSIONS
in millimeters
DIP
3
2
1
Pin one ID
6.5
6.3
ISO method A
4
5
8.7
8.5
6
1 min.
7.62 typ.
3.81
3.30
4° typ.
0.051 min.
0.55
0.45
i178001
18° typ.
0.35
0.25
8.82
7.62
2.54 typ.
3.81
2.79
0.9
0.8
Rev. 1.9, 25-Jul-11
6
For technical questions, contact:
optocoupleranswers@vishay.com
Document Number: 83833
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
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