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TPS54341 数据表(PDF) 9 Page - Texas Instruments

部件名 TPS54341
功能描述  4.5-V to 42-V Input, 3.5-A Step-Down DC-DC Converter With Soft-Start and Eco-mode?
PDF  48 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

TPS54341 数据表(HTML) 9 Page - Texas Instruments

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70
90
110
130
150
170
190
210
±50
±25
0
25
50
75
100
125
150
T
J Junction - Temperature (ƒC)
VIN = 12 V
C017
V
IN = 12 V
70
90
110
130
150
170
190
210
0
5
10
15
20
25
30
35
40
45
V
IN - Input Voltage (SC)
VIN = 12 V
C018
T
J = 25 °C
0
0.5
1
1.5
2
2.5
3
±50
±25
0
25
50
75
100
125
150
T
J Junction - Temperature (ƒC)
VIN = 12 V
C015
V
IN = 12 V
0
0.5
1
1.5
2
2.5
3
0
5
10
15
20
25
30
35
40
45
V
IN - Input Voltage (SC)
VIN = 12 V
C016
T
J = 25 °C
±4.5
±4.3
±4.1
±3.9
±3.7
±3.5
±3.3
±3.1
±2.9
±2.7
±2.5
±50
±25
0
25
50
75
100
125
150
T
J Junction - Temperature (ƒC)
VIN = 12 V
C013
V
IN = 12 V
0.0
25.0
50.0
75.0
100.0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
V
SENSE (V)
Vsense Falling
Vsense Falling
C014
V
SENSE Falling
V
SENSE Rising
TPS54341
www.ti.com
SLVSC61 – NOVEMBER 2013
TYPICAL CHARACTERISTICS (continued)
EN PIN CURRENT HYSTERESIS
SWITCHING FREQUENCY
vs
vs
JUNCTION TEMPERATURE
FB
Figure 13.
Figure 14.
SHUTDOWN SUPPLY CURRENT
SHUTDOWN SUPPLY CURRENT
vs
vs
JUNCTION TEMPERATURE
INPUT VOLTAGE (VIN)
Figure 15.
Figure 16.
VIN SUPPLY CURRENT
VIN SUPPLY CURRENT
vs
vs
JUNCTION TEMPERATURE
INPUT VOLTAGE
Figure 17.
Figure 18.
Copyright © 2013, Texas Instruments Incorporated
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Product Folder Links: TPS54341



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