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參數(shù)資料
型號(hào): TPS54350MPWPREP
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 7.2 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, PDSO16
封裝: GREEN, PLASTIC, HTSSOP-16
文件頁(yè)數(shù): 20/36頁(yè)
文件大小: 1057K
代理商: TPS54350MPWPREP
www.ti.com
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
700 kHz
600 kHz
500 kHz
400 kHz
300 kHz
200 kHz
IO > 0.5 A
Minimum
Output
V
oltage
V
VI Input Voltage V
0
100
200
300
400
500
600
700
800
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
IO > 0.5 A
Maximum
Switching
Frequency
kHz
VI Input Voltage V
VO = 3.3 V
VO = 2.5 V
VO = 1.8 V
VO = 1.5 V
VO = 0.9 V
VO = 1.2 V
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
700 kHz
600 kHz
500 kHz
400 kHz
300 kHz
200 kHz
IO = 0 A
Minimum
Output
V
oltage
V
VI Input Voltage V
0
100
200
300
400
500
600
700
800
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
IO < 0.1 A
Maximum
Switching
Frequency
kHz
VI Input Voltage V
VO = 3.3 V
VO = 2.5 V
VO = 0.9 V
VO = 1.8 V
VO = 1.5 V
VO = 1.2 V
50
75
100
125
150
175
200
225
200
300
400
500
600
700
RT
Resistance
k
W
Switching Frequency kHz
3.5
3.7
3.9
4.1
4.3
4.5
50 25
0
25
50
75
100 125 150
V
I
Input
V
oltage
V
TA Free-Air Temperature 5C
TJ = 25°C
Start
Stop
3
4
5
6
7
8
9
10
0
5
10
15
20
25
Enabled
Supply
Current
mA
VI Input Voltage V
TJ = 25°C
fS = 500 kHz
0.9
1.0
1.1
1.2
1.3
0
5
10
15
20
25
Disabled
Supply
Current
mA
VI Input Voltage V
TJ = 25°C
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
0
5
10
15
20
25
V
B
IA
S
Bias
V
oltage
V
VI Input Voltage V
TJ = 25°C
TPS54350-EP
SGLS308 – OCTOBER 2005
MINIMUM OUTPUT VOLTAGE
MAXIMUM SWITCHING FREQUENCY
MINIMUM OUTPUT VOLTAGE
vs
INPUT VOLTAGE
Figure 29.
Figure 30.
Figure 31.
MAXIMUM SWITCHING FREQUENCY
RT RESISTANCE
VIN(UVLO) START AND STOP
vs
INPUT VOLTAGE
SWITCHING FREQUENCY
FREE-AIR TEMPERATURE
Figure 32.
Figure 33.
Figure 34.
ENABLED SUPPLY CURRENT
DISABLED SUPPLY CURRENT
BIAS VOLTAGE
vs
INPUT VOLTAGE
Figure 35.
Figure 36.
Figure 37.
27
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TPS54350MPWPREPG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 4.5 to 20V Input,3A Step Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
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TPS54350PWP 制造商:Texas Instruments 功能描述:IC's
TPS54350PWPG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 4.5 to 20V Inp 3A Step-Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS54350PWPR 功能描述:開(kāi)關(guān)變換器、穩(wěn)壓器與控制器 4.5 to 20V Inp 3A Step-Down Converter RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開(kāi)關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
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