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TPS54040DGQR Datasheet(PDF) 9 Page - Texas Instruments

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Part # TPS54040DGQR
Description  0.5A, 42V STEP DOWN SWIFT??DC/DC CONVERTER WITH ECO-MODE?
Download  47 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS54040DGQR Datasheet(HTML) 9 Page - Texas Instruments

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background image
100
105
110
115
120
-50
-25
0
25
50
75
100
125
150
T -JunctionTemperature-°C
J
V =12V
I
0
20
40
60
80
100
0
0.2
0.4
0.6
0.8
V
-V
SENSE
V =12V,
T =25°C
I
J
0
0.5
1
1.5
2
-50
-25
0
25
50
75
100
125
150
T -JunctionTemperature-°C
J
V =12V
I
0
0.5
1
1.5
2
0
10
20
30
40
V -InputVoltage-V
I
T =25°C
J
90
100
110
120
130
140
0
20
40
V -InputVoltage-V
I
T =25 C,
V
=0.83V
J
I(VSENSE)
o
90
100
110
120
130
140
-50
-25
0
25
50
75
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125
150
T -JunctionTemperature-°C
J
V =12V,
V
=0.83V
I
I(VSENSE)
TPS54040
www.ti.com................................................................................................................................................................................................... SLVS918 – MARCH 2009
TYPICAL CHARACTERISTICS (continued)
SS/TR DISCHARGE CURRENT vs JUNCTION
TEMPERATURE
SWITCHING FREQUENCY vs VSENSE
Figure 13.
Figure 14.
SHUTDOWN SUPPLY CURRENT vs JUNCTION
TEMPERATURE
SHUTDOWN SUPPLY CURRENT vs INPUT VOLTAGE (Vin)
Figure 15.
Figure 16.
VIN SUPPLY CURRENT vs JUNCTION TEMPERATURE
VIN SUPPLY CURRENT vs INPUT VOLTAGE
Figure 17.
Figure 18.
Copyright © 2009, Texas Instruments Incorporated
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