SP4438 Datasheet, PDF (14/19 Pages) Sipex Corporation – Ultra-Quiet Electroluminescent Lamp Driver For Cellular Phone Applications

Lamp Voltage vs. VDD
180
170
160
150
140
130
120
2.5
2.7
2.9
3.1
3.3
3.5
3.7
V_DD (volts)
Figure 5
27
25
23
21
19
17
15
2.5
2.7
2.9
3.1
3.3
3.5
3.7
V_DD (volts)
Figure 6
Rev. 11/13/00
SP4438 Ultra-Quiet Electroluminescent Lamp Driver
14
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