SS6642-27G 查看數據表（PDF） - Silicon Standard Corp.
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SS6642-27G Datasheet PDF : 22 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
SS6642G
2.8
2.7
2.6
VIN=1.2V
VIN=1.5V
VIN=1.8V
VIN=2.0V
2.5
2.4
VIN=0.9V
2.3 0 20 40 60 80 100 120 140 160 180 200 220 240
Output Current (mA)
Fig. 6 SS6642-27 Load Regulation (L=47µH CD54)
85
80
75
70
VIN=2.0V
65
VIN=1.8V
60
VIN=1.2V
VIN=1.5V
55
VIN=0.9V
50
0 20 40 60 80 100 120 140 160 180 200 220 240
Output current (mA)
Fig. 7 SS6642-27 Efficiency (L=47µH CD54)
1.0
0.9
0.8
Start up
0.7
0.6
0.5
0.4
Hold on
0.3
0.2
0.1
0.0
0
2
4
6
8
10
12
14
16
18
Output Current (mA)
Fig. 8 SS6642-27 Start-Up & Hold-ON Voltage (L=47µH CD54)
1.0
0.9
0.8
Start up
0.7
0.6
0.5
Hold on
0.4
0.3
0.2
0.1
0.0 0
Fig. 9
2
4
6
8
10
12
14
16
18
Output Current (mA)
SS6642-27 Start-Up & Hold-ON Voltage (L=100µH CD54)
2.80
2.78
2.76
2.74
2.72
2.70
2.68
2.66
2.64
2.62
2.60
-40
-20
0
20
40
60
80
100
Temperature (°C)
Fig. 10 SS6642-27 Output Voltage vs. Temperature
160
140
120
100
80
60
40
-40
Fig. 11
-20
0
20
40
60
80
100
Temperature (°C)
SS6642-27 Switching Frequency vs. Temperature
1/15/2005 Rev.2.10
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