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APW7136ACITRG Fiches technique(PDF) 4 Page - Anpec Electronics Coropration

No de pièce APW7136ACITRG
Description  1MHz, High-Efficiency, Step-Up Converter for 2 to 8 White LEDs
PDF  17 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  ANPEC [Anpec Electronics Coropration]
Site Internet  http://www.anpec.com.tw
Logo ANPEC - Anpec Electronics Coropration

APW7136ACITRG Fiches technique(HTML) 4 Page - Anpec Electronics Coropration

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Copyright
© ANPEC Electronics Corp.
Rev. A.4 - Dec., 2010
APW7136A/B/C
www.anpec.com.tw
4
Typical Operating Characteristics
Efficiency vs. WLED Current
Efficiency vs. WLED Current
Efficiency vs. WLED Current
WLED Current vs. PWM Duty Cycle
Switch ON Resistance vs. Supply Voltage
WLED Current vs. Supply Voltage
(Refer to Figure 1 in the section “Typical Application Circuits,”V
IN=3.6V, TA=25
oC, 8WLEDs unless otherwise specified.)
WLED Current, I
LED (mA)
50
55
60
65
70
75
80
85
90
95
0
5
10
15
20
25
30
8 WLEDs
25.6V@20mA
η=P
OUT/PIN
V
IN=3.3V
V
IN=4.2V
V
IN=3.6V
V
IN=5V
≅
WLED Current, I
LED (mA)
0
5
10
15
20
25
30
50
55
60
65
70
75
80
85
90
95
V
IN=3.3V
V
IN=3.6V
V
IN=4.2V
V
IN=5V
6 WLEDs
19.3V@20mA
η=P
OUT/PIN
≅
Supply Voltage, V
IN (V)
4 WLEDs
13V@20mA
η=P
OUT/PIN
V
IN=3.3V
V
IN=3.6V
V
IN=4.2V
V
IN=5V
0
5
10
15
20
25
30
50
55
60
65
70
75
80
85
90
95
≅
PWM Duty Cycle (%)
0
20
40
60
80
100
0
2
4
6
8
10
12
14
16
18
20
100Hz
100KHz
1kHz
Supply Voltage, V
IN (V)
19.0
19.2
19.4
19.6
19.8
20.0
20.2
20.4
20.6
20.8
21.0
2.5
3
3.5
4
4.5
5
5.5
6
Supply Voltage, V
IN (V)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
2.5
3
3.5
4
4.5
5
5.5
6



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