AIC1848 데이터 시트보기 (PDF) - Analog Intergrations
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AIC1848 Datasheet PDF : 10 Pages
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AIC1848
TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
90
80
70
60
50
40
30
20
1
Vin=2.7
Vin=3.0V
Vin=3.4V
Vin=3.7V
Vin=4.2V
CIN= COUT=1uF
CFLY=1uF
10
100
1000
Load Current (mA)
Fig.7 Efficiency vs. Load Current
90
80
70
60
50
40
30
20
1
Vin=2.7V
Vin=3.0V
Vin=3.4V
Vin=3.7V
Vin=4.2V
CIN= COUT=1uF
CFLY=0.1uF
10
100
1000
Load Current (mA)
Fig.8 Efficiency vs. Load Current
140
CIN=COUT=1µF
120
CFLY=0.1µF
100
VIN=4.2V
VIN=3.6V
80
60
VIN=3.0V
40
VIN=2.7V
20
0
0
50
100
150
200
250
Output Current (mA)
Fig. 9 Output Ripple Voltage vs. Output Current
80
VIN=3V
70 CFLY=0.1µF
60
COUT=1uF
50
40
30
COUT=2.2uF
20
10
0
0
20
40
60
80
100
120
Output Current (mA)
Fig. 10 Output Ripple Voltage vs. Output Current
5
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