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AW3643CSR датащи(PDF) 12 Page - Shanghai awinic technology co.,ltd

номер детали AW3643CSR
подробное описание детали  High Efficiency, Dual 1.5A Flash LED Driver
PDF  39 Pages
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производитель  AWINIC [Shanghai awinic technology co.,ltd]
домашняя страница  http://www.awinic.com.cn/index.php
Logo AWINIC - Shanghai awinic technology co.,ltd

AW3643CSR датащи(HTML) 12 Page - Shanghai awinic technology co.,ltd

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AW3643
Jan 2018 V1.4
www.awinic.com.cn
12
Copyright © 2016 SHANGHAI AWINIC TECHNOLOGY CO., LTD
Typical Characteristics (continued)
Ambient temperature is 25°C, input voltage is 3.6 V, HWEN = IN, CIN = COUT = 2×10 µF and L=1 µH, unless
otherwise noted .
50
55
60
65
70
75
80
85
90
95
100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
ILED=1.5A
fSW=2Mhz
Flash
Fig23. LED Efficiency vs Input Voltage
VLED = 3.1V
VLED = 3.3V
VLED = 3.5V
VLED = 3.8V
VLED = 4.1V
VLED = 4.4V
50
55
60
65
70
75
80
85
90
95
100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
ILED=1.5A
VLED
=3.5V
fSW=2Mhz
Flash
Fig24. LED Efficiency vs Input Voltage
50
55
60
65
70
75
80
85
90
95
100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
ILED=1.006A
VLED=3.2V
fSW=2Mhz
Flash
Fig25. LED Efficiency vs Input Voltage
50
55
60
65
70
75
80
85
90
95
100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
ILED=1.006A
VLED=3.2V
fSW=4Mhz
Flash
Fig26. LED Efficiency vs Input Voltage
50
55
60
65
70
75
80
85
90
95
100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
ILED=0.372A
VLED=2.9V
fSW=2Mhz
Torch
Fig 27. LED Efficiency vs Input Voltage
50
55
60
65
70
75
80
85
90
95
100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
ILED=0.186A
VLED=2.75V
fSW=2Mhz
Torch
Fig 28. LED Efficiency vs Input Voltage



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