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參數(shù)資料
型號: TPS54040DGQ
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.5 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PDSO10
封裝: PLASTIC, MSOP-10
文件頁數(shù): 45/47頁
文件大小: 2435K
代理商: TPS54040DGQ
TYPICAL CHARACTERISTICS
0.784
0.792
0.800
0.808
0.816
-50
-25
0
25
50
75
100
125
150
V
-V
oltageReference-V
re
f
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
0.7
0.8
0.9
1.1
-50
-25
0
25
50
75
100
125
150
SwitchCurrent-
A
T -JunctionTemperature-°C
J
1
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
www.ti.com................................................................................................................................................................................................... SLVS918 – MARCH 2009
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.
Copyright 2009, Texas Instruments Incorporated
7
Product Folder Link(s): TPS54040
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS54040DGQ 制造商:Texas Instruments 功能描述:Power Management IC 制造商:Texas Instruments 功能描述:IC, STEP-DOWN CONVERTER, MSOP-10
TPS54040DGQR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 3.5V-42Vin,0.5A Step Down SWIFT Convrtr RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
TPS54040EVM-456 功能描述:電源管理IC開發(fā)工具 0.5A,12-42V In SWIFT Cnvrtr Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS54040EVM-456 制造商:Texas Instruments 功能描述:EVALUATION MODULE FOR TPS54040 SWIFT(TM)
TPS54040-Q1 制造商:TI 制造商全稱:Texas Instruments 功能描述:0.5-A 42-V STEP-DOWN SWIFTa?¢ DC/DC CONVERTER WITH Eco-modea?¢
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