APW7071CI-TRL Ver la hoja de datos (PDF) - Anpec Electronics
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APW7071CI-TRL Datasheet PDF : 15 Pages
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APW7071
Typical Operating Characteristics
(Circuit of Figure 1, VIN = 3.3V, ILED = 20mA, L1 = 4.7µH, CIN = 4.7µF, COUT = 0.1µF,4 LEDs, TA = +25°C, unless otherwise
noted.)
Efficiency vs. LED Current
90
Efficiency vs. Supply Voltage
90
88
VIN=4.2V
88
86
86
VIN=3.6V
84
84
82
82
VIN=2.7V
80
80
78
76
74
0.1
1
10
100
LED Current(mA)
Switch on Resistance vs. Supply Voltage
0.7
78
76
74
ILED=15mA
72
70
2
3
4
5
6
Supply Voltage (V)
Switch on Resistance
vs. Junction Temperature
0.6
0.6
0.5
0.4
0.3
0.2
0.1
0
2
3
4
5
6
Supply Voltage (V)
No-Switching Quiescent Current
vs. Supply Voltage
75
0.5
0.4
0.3
0.2
0.1
VIN=3.3V
0
-40 -20 0 20 40 60 80 100
Junction Temperature (°C)
LED Current vs. Supply Voltage
25
70
20
65
60
15
55
50
45
40
2
3
4
5
6
Supply Voltage (V)
10
5
L=4.7µH
COUT=0.1µF
4 LEDs
0
1
2
3
4
5
6
Supply Voltage (V)
Copyright © ANPEC Electronics Corp.
4
Rev. A.3 - Jul., 2008
www.anpec.com.tw
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