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AS3676 Datasheet(PDF) 8 Page - ams AG

Part # AS3676
Description  Flexible Lighting Management
PDF  92 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  AMSCO [ams AG]
Direct Link  http://www.ams.com
Logo AMSCO - ams AG

AS3676 Datasheet(HTML) 8 Page - ams AG

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AS3676
Datasheet - Ty p i c a l O p e r a t i n g C h a r a c t e r i s t i c s
7 Typical Operating Characteristics
Figure 2. DCDC Step Up Converter: Efficiency of +15V,
Figure 3. Charge Pump: Efficiency vs. VBAT
Step Up to 15V vs. Load Current at VBAT=3.8V
Figure 4. Charge Pump: Battery Current vs. VBAT
Figure 5. Current Sink CURR1 vs. V(CURRx)
Figure 6.
Figure 7. Current Sink CURR3x vs. VBAT
65
70
75
80
85
90
0
0.010.020.030.040.05
0.06
Lo ad Cu rrent [A]
VOUT=14.2V
VOUT=17.2V
VOUT=22V
VOUT= 14.2V
fclk=550kHz
0
10
20
30
40
50
60
70
80
90
100
2.8
3
3.2
3.4
3.6
3.8
4
4.2
VBAT [V]
ILOAD=305mA
ILOAD=150mA
ILOAD=80mA
ILOAD=40mA
0
100
200
300
400
500
600
2.8
3
3.2
3.4
3.6
3.8
4
4.2
VBat[V]
ILOAD=305mA
ILOAD=150mA
ILOAD=80mA
ILOAD=40mA
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
0.00.5
1.01.5
2.0
VCURR1 [V]
ICURR1=2.4mA
ICURR1=19.2mAm
ICURR1=38.25mA
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
0.0
0.5
1.0
1.5
2.0
VCURR30 [V]
ICURR30=2.4mA
ICURR30=19.2mAm
ICURR30=38.25mA



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