AIC1639 查看數據表（PDF） - Analog Intergrations
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AIC1639 Datasheet PDF : 11 Pages
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AIC1639
3-PIN ONE-CELL STEP-UP DC/DC CONVERTER
SPEC NO: DS-1639-00 05/26/00
n TYPICAL PERFORMANCE CHARACTERISTICS (CONTINUED)
AIC1639-33 Start-up & Hold-on Voltage (L=33µH)
1.2
Start up
1.0
0.8
0.6
Hold on
0.4
0.2
0.0
0
20
40
60
80
100
120
140
160
Output Current (mA)
AIC1639-50 Start-up & Hold-on Voltage (L=33µH)
1.6
1.4
1.2 Start up
1.0
0.8
Hold on
0.6
0.4
0.2
0.0
0
20
40
60
80
100
120
140
160
Output Current (mA)
AIC1639 Output Voltage vs Temperature
6.0
5.5
VOUT =5.0V
5.0
4.5
VOUT = 3.3V
4.0
VOUT = 3.0V
VOUT = 2.7V
3.5
3.0
2.5
2.0
-40
-20
0
20
40
60
Output Current (mA)
80
100
AIC1639 Switching Frequency vs Temperature
135
130
VOUT = 5.0V
125
VOUT = 3.3V
120
VOUT = 3.0V
VOUT = 2.7V
115
110
105
100
95
90
85
-40
-20
0
20
40
60
Output Current (mA)
80
100
AIC1639 Maximum Duty Cycle vs Temperature
80
79
VOUT = 2.7V
78
VOUT = 3.0V
77
VOUT = 3.3V
VOUT = 5.0V
76
75
74
73
72
71
70
-40
-20
0
20
40
60
Output Current (mA)
80
100
AIC1639 Supply Current vs Temperature
80
75
VOUT = 5.0V
70
VOUT = 3.3V
65
VOUT = 3.0V
VOUT = 2.7V
60
55
50
45
40
35
30
-40
-20
0
20
40
60
80
100
Temperature (°C)
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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