AAT3194 데이터 시트보기 (PDF) - Advanced Analogic Technologies
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AAT3194
Advanced Analogic Technologies
AAT3194 Datasheet PDF : 12 Pages
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PRODUCT DATASHEET
AAT3194
ChargePumpTM High Efficiency 1.5X Fractional Charge Pump For White LED Applications
Typical Characteristics
VIN = 3.5V, CIN = COUT = C1 = C2 = 1µF; TA = 25°C, unless otherwise noted.
Normalized IDIODE vs. Temperature
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
-40
-20
0
20
40
60
80
100
Temperature (°C)
IDIODE Response
(-31dB to 0dB)
ENSET
(2V/div)
0dB
IDIODE
-31dB
Time (10µs/div)
IDIODE vs. VIN
100
80
60
40
20
0
3.0
3.5
4.0
4.5
VIN (V)
IDIODE Response
(-9dB to -10dB)
ENSET
(2V/div)
0dB
IDIODE
-9dB
-31dB
Time (10µs/div)
-10dB
IDIODE vs. VDIODE
100
80
60
40
20
0
3.0
3.2
3.4
3.6
3.8
4.0
V DIODE (V)
VIH and VIL vs. VIN
1.000
0.975
0.950
0.925
0.900
0.875
0.850
0.825
0.800
0.775
0.750
2.5
VIH
VIL
3.0
3.5
4.0
4.5
VIN (V)
5.0
5.5
6
www.analogictech.com
3194.2008.05.1.1
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