SP4438 Datasheet, PDF (12/19 Pages) Sipex Corporation – Ultra-Quiet Electroluminescent Lamp Driver For Cellular Phone Applications

Supply Current vs. Lamp Size
25
20
15
10
5
0
1
1.2
1.4
1.6
1.8
2
2.2
2.4
2.6
2.8
3
Lamp Size (in²)
Figure 1
Output Voltage vs. Lamp Size
200
180
160
140
120
100
80
60
40
20
0
1
1.2
1.4
1.6
1.8
2
2.2
2.4
2.6
2.8
3
Lamp Size (in²)
Figure 2
Rev. 11/13/00
SP4438 Ultra-Quiet Electroluminescent Lamp Driver
12
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