AL8807AMP-13 データシートの表示（PDF） - Diodes Incorporated.
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AL8807AMP-13
Diodes Incorporated.
AL8807AMP-13 Datasheet PDF : 20 Pages
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AL8807A
Typical Performance Characteristics (670mA LED Current) (@TA = +25°C, unless otherwise specified.)
10
350
L = 100µH
8
300
RS = 150m
TA = 25°C
6
VCTRL = Open
4
250
2
0
-2
-4
-6
-8
-10
6 9 12 15 18 21 24 27 30 33 36
INPUT VOLTAGE (V)
Figure 19 LED Current Deviation vs. Input Voltage
200
150
1 LED
100
50
5 LEDs
7 LEDs 8 LEDs
3 LEDs4 LEDs
6 LEDs
2 LEDs
0
6 9 12 15 18 21 24 27 30 33 36
INPUT VOLTAGE (V)
Figure 20 Switching Frequency vs. Input Voltage
10
8
6
4
2
0
-2
-4
-6
-8
-10
6 9 12 15 18 21 24 27 30 33 36
INPUT VOLTAGE (V)
Figure 21 LED Current Deviation vs. Input Voltage
500
450
400
L = 68µH
RS = 150m
TA = 25°C
VCTRL = Open
350
300
250
200
1 LED
150
100
7 LEDs 8 LEDs
50
3
LEDs
4
5 LEDs
LEDs
6
LEDs
0 2 LEDs
6 9 12 15 18 21 24 27 30 33 36
INPUT VOLTAGE (V)
Figure 22 Switching Frequency vs. Input Voltage
10
800
L = 33µH
8
700 RS = 150m
TA = 25°C
6
VCTRL = Open
600
4
2
500
0
400
-2
-4
-6
-8
-10
6 9 12 15 18 21 24 27 30 33 36
INPUT VOLTAGE (V)
Figure 23 LED Current Deviation vs. Input Voltage
300
1 LED
200
7 LEDs 8 LEDs
100
3 LEDs
5 LEDs
6 LEDs
2 LEDs 4 LEDs
0
6 9 12 15 18 21 24 27 30 33 36
INPUT VOLTAGE (V)
Figure 24 Switching Frequency vs. Input Voltage
AL8807A
Document number: DS35990 Rev. 2 - 2
8 of 20
www.diodes.com
March 2013
© Diodes Incorporated
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