AIC1638 데이터 시트보기 (PDF) - Analog Intergrations
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AIC1638 Datasheet PDF : 15 Pages
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AIC1638
3-PIN ONE-CELL STEP-UP DC/DC CONVERTER
SPEC NO: DS-1638-00 03/01/00
" TYPICAL PERFORMANCE CHARACTERISTICS (CONTINUED)
AIC1638-33 Load Regulation (L=47µH, CD54)
3.4
AIC1638-33 Efficiency (L=47µH,CD54)
90
3.3
85
3.2
80
3.1
VIN=1.5V
VIN=1.8V
VIN=2.0V
75
3.0
70
VIN=2.0V
2.9
65
2.8
2.7
VIN=1.2V
2.6
2.5
VIN=0.9V
60
55
50 VIN=0.9V
45
VIN=1.2V
VIN=1.5V
VIN=1.8V
2.4
0
25
50
75 100 125 150 175 200 225
Output Current (mA)
40
0 25 50 75 100 125 150 175 200 225 250
Output Current (mA)
AIC1638-33 Start-up & Hold-on Voltage (L=100µH)
1.1
1.0
0.9
Start up
0.8
0.7
0.6
0.5
Hold on
0.4
0.3
0.2
0.1
0.0
0
2
4
6
8 10 12 14 16 18 20
Output Current (mA)
AIC1638-33 Switching Frequency vs Temperature
150
140
130
120
110
100
90
80
70
60
50
-40
-20
0
20
40
60
Temperature (°C)
80
100
AIC1638-33 Output Voltage vs Temperature
3.50
3.45
3.40
No Load
3.35
3.30
3.25
3.20
3.15
3.10
3.05
3.00
-40
-20
0
20
40
60
Temperature (°C)
80
100
AIC1638-33 Maximum Duty Cycle vs Temperature
82
80
78
76
74
72
70
68
66
-40
-20
0
20
40
60
Temperature (°C)
80
100
ANALOG INTEGRATIONS CORPORATION
www.analog.com.tw
4F, 9 Industry E. 9th Road, Science-based Industrial Park , Hsinchu, Taiwan, R.O.C.
TEL: (8863)577-2500 FAX:(8863)577-2510
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