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FX5545G105 Datasheet(PDF) 4 Page - Vishay Siliconix

Part No. FX5545G105
Description  Industry Smallest and Low Profile 6.5W 2.0A DC/DC Buck Converter with High Output Power Density
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Maker  VISHAY [Vishay Siliconix]
Homepage  http://www.vishay.com
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FX5545G105 Datasheet(HTML) 4 Page - Vishay Siliconix

   
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Document Number: 10114
30
Revision: 21-Jan-05
FX5545G105
Vishay
PWM MODE
Vout Vs. lout*
Vin = 3.6V; Vout = 2.5V
Vout Vs. Vin*
2.45
2.5
2.55
2.6
2.3
2.35
2.4
0.5
1
1.5
02
2.5
lout (A)
2.45
2.5
2.55
2.6
2.3
2.35
2.4
8
0
24
6
Iout = 0.5A
Iout = 1A
Iout = 2A
Vin (V)
∆ Temp. Vs. lout*
Above 25°C Ambient Temperature: For Vin = 6V
Efficiency Vs. lout*
Vin = 3.6V; Vin = 2.5V
30
40
25
15
0
10
20
0.5
1
1.5
02
2.5
35
5
lout (A)
70
75
80
85
90
95
100
50
55
60
65
0.5
1
1.5
02
2.5
lout (A)
PSM MODE
Vout Vs. Vin*
lout = 0.1A
Vout Vs. lout*
Vin = 6V
3.2
3.22
3.24
3.26
3.28
3.3
3.32
3.34
3.36
3.38
3.4
3
456
7
Vin (V)
0.25
3.2
3.22
3.24
3.26
3.28
3.3
3.32
3.34
3.36
3.38
3.4
0
0.05
0.1
0.15
0.2
Iout (A)
Efficiency Vs. lout*
0
10
20
30
40
50
60
70
80
90
100
0
0.05
0.1
0.15
0.2
0.25
Iout (A)
Vin = 4V
Vin = 6V
*Note: Measurements were taken with Power supply: ZUP 20-40 from Nemic Lambda; Electronic load: 6063B from Agilent; Multimeter: Fluke 45
from Fluke and 34401 digital multimeter from Agilent; Scope: Infiniium 54815A from Agilent.


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