AP3029(2009) 查看數據表（PDF） - BCD Semiconductor
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AP3029 Datasheet PDF : 16 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 )
Data Sheet
AP3029
30
25
20
15
10
5
0
2
4
6
8
10
12
14
16
Input Voltage (V)
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 8. Shutdown Quiescent Current vs. Input Voltage
Figure 9. Supply Current vs. Input Voltage
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. Input Current in Output Open Circuit
vs. Input Voltage
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
-50
-25
0
25
50
75
100
Junction Temperature (oC)
Figure 11. Switching Frequency
vs. Junction Temperature
Oct. 2009 Rev. 1. 8
BCD Semiconductor Manufacturing Limited
7
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