LH1540AAB/ AABTR/ AT
Vishay Semiconductors
3.5
80
SWITCH OFFSET VOLTAGE (µV)
Off–State Leakage Current ( nA )
70
60
50
40
30
20
10
0
0
T = 25
°C
3.0
2.5
2.0
1.5
1.0
0.5
0
I
F
=5.0 mA
100
200
Load Voltage ( V )
300
400
i1540at_13
20
30
40
50
60
70
80
90
17321
AMBIENT TEMPERATURE (°C)
Figure 11. Leakage Current vs. Applied Voltage
Figure 14. Switch Offset Voltage vs. Temperature
0.6
Off–State Leakage Current ( nA )
SWITCH OFFSET VOLTAGE (µV)
140
120
100
80
60
40
20
0
0
17322
0.5
0.4
0.3
0.2
0.1
0
T = 85
°C
T = 75
°C
T = 50
°C
100
200
Load Voltage ( V )
300
400
i1540at_14
0
5
10
15
20
25
LED FORWARD CURRENT (mA)
Figure 12. Leakage Current vs. Applied Voltage at Elevated
Temperatures
Figure 15. Switch Offset Voltage vs. LED Current
CHANGE IN BREAKDOWN VOLTAGE (%)
NORMALIZED TO 25°C
8
6
4
2
0
–2
–4
–6
–8
–40
–20
0
20
40
60
80
i1540at_15
CHANGE IN TURN-ON TIME (%)
NORMALIZED TO 25°C
60
50
40
30
20
10
0
–10
–20
–30
–40
–40
–20
0
20
40
I
F
=5.0 mA
I
L
=50 mA
60
80
i1540at_12
AMBIENT TEMPERATURE (°C)
AMBIENT TEMPERATURE (°C)
Figure 13. Switch Breakdown Voltage vs. Temperature
Figure 16. Turn-on Time vs. Temperature
Document Number 83833
Rev. 1.4, 26-Oct-04
www.vishay.com
5
VISHAY [ VISHAY TELEFUNKEN ]
