AP3033 Просмотр технического описания (PDF) - BCD Semiconductor
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AP3033 Datasheet PDF : 13 Pages
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WHITE LED STEP-UP CONVERTER
Typical Performance Characteristics
(WLED forward voltage (VF)=3.2V at IF=20mA, unless otherwise noted.)
Preliminary Datasheet
AP3033
100
80
60
40
20
0
0
V =5V,V =10V
IN
OUT
L=10µH,T =250C
A
50
100
150
200
250
300
Output Current (mA)
Figure 4. Efficiency vs. Output Current
100
80
60
40
20
0
4
V =10V, I =160mA,
OUT
OUT
L=10µH, T =250C
A
5
6
7
8
9
Input Voltage (V)
Figure 5. Efficiency vs. Input Voltage
2.6
2.5
2.4
2.3
2.2
2.1
2.0
-40 -20
0
20
40
60
80
Case Temperature (0C)
100 120
Figure 6. Minimum Operating Voltage vs.
CaseTemperature
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
V =V , T =250C
FB IN A
3.0
2
4
6
8
10
12
14
16
Input Voltage (V)
Figure 7. Quiescent Current vs. Input Voltage
Jan. 2010 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
6
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