AP3019 查看數據表（PDF） - BCD Semiconductor
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AP3019 Datasheet PDF : 15 Pages
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WHITE LED STEP-UP CONVERTER
Typical Performance Characteristics (Continued)
(VF of WLED is 3.45V @ IF=20mA, unless otherwise noted )
Preliminary Datasheet
AP3019
30
25
20
15
10
5
0
2
4
6
8
10
12
14
16
Input Voltage (V)
Figure 8. Shutdown Quiescent Current vs. Input Voltage
3.0
2.5
2.0
1.5
1.0
-50OC
0.5
25OC
100OC
0.0
0
2
4
6
8
10
12
14
16
Input Voltage (V)
Figure 9. Supply Current vs. Input Voltage
29.0
28.5
28.0
27.5
27.0
26.5
26.0
25.5
25.0
2
4
6
8
10
12
14
16
Input Voltage (V)
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
2.5
3.0
3.5
4.0
4.5
5.0
Input Voltage (V)
Figure 10. Output Clamp Voltage vs. Input Voltage
Figure 11. Input Current in Output Open Circuit
vs. Input Voltage
Apr. 2007 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
7
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