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SC614DB Fiches technique(PDF) 22 Page - Semtech Corporation

No de pièce SC614DB
Description  Low Noise Backlight and Flash Driver With Serial Interface
PDF  25 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  SEMTECH [Semtech Corporation]
Site Internet  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC614DB Fiches technique(HTML) 22 Page - Semtech Corporation

Back Button SC614DB Datasheet HTML 17Page - Semtech Corporation SC614DB Datasheet HTML 18Page - Semtech Corporation SC614DB Datasheet HTML 19Page - Semtech Corporation SC614DB Datasheet HTML 20Page - Semtech Corporation SC614DB Datasheet HTML 21Page - Semtech Corporation SC614DB Datasheet HTML 22Page - Semtech Corporation SC614DB Datasheet HTML 23Page - Semtech Corporation SC614DB Datasheet HTML 24Page - Semtech Corporation SC614DB Datasheet HTML 25Page - Semtech Corporation  
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© 2006 Semtech Corp.
POWER MANAGEMENT
SC614
United States Patent No. 6,504,422
www.semtech.com
22
Typical Characteristics
30
40
50
60
70
80
90
100
3.0
3.2
3.4
3.6
3.8
4.0
4.2
VBAT(V)
LED 5-7 = 20mA
LED VF = 3.276V
Battery Current (Sub-only)
0
50
100
150
200
250
3.0
3.2
3.4
3.6
3.8
4.0
4.2
LED 1-7 = 20mA
LED VF = 3.340V
VBAT(V)
Battery Current (Main and Sub)
30
40
50
60
70
80
90
100
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Conversion Efficiency
Utilized Power Efficiency
VBAT(V)
LED 5-7 = 20mA
LED VF = 3.276V
Power Efficiency (Sub-only)
30
40
50
60
70
80
90
100
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Conversion Efficiency
Utilized Power Efficiency
VBAT(V)
LED 1-7 = 20mA
LED VF = 3.340V
Power Efficiency (Main and Sub)
-3.5
-2.5
-1.5
-0.5
0.5
1.5
2.5
3.5
3.03.2
3.43.6
3.84.0
4.2
VBAT(V)
LED 1-7 = 20mA
Typical LED Matching (Main and Sub)
-6.0
-4.0
-2.0
0.0
2.0
4.0
6.0
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Max
Min
Min
VBAT(V)
Typical LED Accuracy (Main and Sub)



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