参数资料
型号: TPS54240QDGQRQ1
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 2.5 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PDSO10
封装: GREEN, PLASTIC, MSOP-10
文件页数: 2/48页
文件大小: 1447K
代理商: TPS54240QDGQRQ1
200
275
350
425
575
-50
0
50
100
150
I
-
A
I(SS/
TR
)
m
T -JunctionTemperature-°C
J
V =12V
I
500
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
%ofNominalf
sw
0
0.5
1
1.5
2
-50
-25
0
25
50
75
100
125
150
I
-
A
(VI
N
)
m
T -JunctionTemperature-°C
J
V =12V
I
0
0.5
1
1.5
2
0
10
20
30
40
V -InputVoltage-V
I
-
A
(VI
N
)
m
T =25°C
J
70
110
130
150
170
210
-50
0
50
100
150
I
-
A
(VI
N
)
m
T -JunctionTemperature-°C
J
V =12V,
V
=0.83V
I
I(VSENSE)
90
190
110
130
150
170
0
20
40
I
-
A
(VI
N
)
m
V -InputVoltage-V
I
T =25 C,
V
=0.83V
J
I(VSENSE)
o
SLVSAQ4A
– DECEMBER 2010 – REVISED APRIL 2011
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.
10
Copyright
2010–2011, Texas Instruments Incorporated
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