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: 47/48页
文件大小: 1447K
代理商: TPS54240QDGQRQ1
0.784
0.792
0.800
0.808
0.816
-50
-25
0
25
50
75
100
125
150
V
-V
oltageReference-V
ref
T -JunctionTemperature-°C
J
V =12V
I
0
125
250
375
500
-50
-25
0
25
50
75
100
125
150
T -JunctionTemperature-°C
J
RDSON-StaticDrain-SourceOn-StateResistance-m
W
BOOT-PH=3V
BOOT-PH=6V
V =12V
I
550
570
580
590
600
610
-50
-25
0
25
50
75
100
125
150
f
-SwitchingFrequency-kHz
s
560
T -JunctionTemperature-°C
J
V =12V,
RT =200k
I
W
5.0
5.5
6.0
7.0
-50
-25
0
25
50
75
100
125
150
SwitchCurrent-
A
T -JunctionTemperature-°C
J
6.5
V =12V
I
0
500
1000
1500
2000
2500
0
25
50
75
100
125
150
175
200
RT/CLK-Resistance-kW
f
-SwitchingFrequency-kHz
s
V =12V,
T =25°C
I
J
0
100
200
300
400
500
200
300
400
500
600
700
800
900
1000
1100
RT/CLK-Resistance-kW
f
-SwitchingFrequency-kHz
s
1200
V =12V,
T =25°C
I
J
SLVSAQ4A
– DECEMBER 2010 – REVISED APRIL 2011
TYPICAL CHARACTERISTICS
ON RESISTANCE vs JUNCTION TEMPERATURE
VOLTAGE REFERENCE vs JUNCTION TEMPERATURE
Figure 1.
Figure 2.
SWITCH CURRENT LIMIT vs JUNCTION TEMPERATURE
SWITCHING FREQUENCY vs JUNCTION TEMPERATURE
Figure 3.
Figure 4.
SWITCHING FREQUENCY vs RT/CLK RESISTANCE HIGH
SWITCHING FREQUENCY vs RT/CLK RESISTANCE LOW
FREQUENCY RANGE
Figure 5.
Figure 6.
8
Copyright
2010–2011, Texas Instruments Incorporated
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