AP3031AKTR 查看數據表（PDF） - BCD Semiconductor
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AP3031AKTR Datasheet PDF : 11 Pages
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WHITE LED STEP-UP CONVERTER
Typical Performance Characteristics (Continued)
(WLED forward voltage (VF)=3.2V at IF=20mA, unless otherwise noted.)
Data Sheet
AP3031A
2.0
1.6
1.2
0.8
0.4
-50
0
50
100
150
Temperature (oC)
Figure 8. CTRL Pin Voltage vs. Temperature
200
150
100
50
0
0
4
8
12
16
CTRL Voltage (V)
Figure 9. CTRL Current vs. CTRL Voltage
220
210
200
190
180
-40
I =20mA
LED
0
40
80
120
Temperature (oC)
Figure 10. Feedback Voltage vs. Temperature
1.4
1.2
1.0
0.8
0.6
-40
0
40
80
Temperature (oC)
120
160
Figure 11. Frequency vs. Temperature
May 2009 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
7
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