參數(shù)資料
型號： TPS54320RHL
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： SWITCHING REGULATOR, PQCC14
封裝： 3.50 X 3.50 MM, GREEN, PLASTIC, QFN-14
文件頁數(shù)： 21/39頁
文件大小： 1358K
代理商： TPS54320RHL
100
1k
10k
100k
1M
f-Frequency-Hz
-60
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
Gain-dB
-180
-150
-120
-90
-60
-30
0
30
60
90
120
150
180
Phase-deg
Gain
Phase
V
=12V,
Load=1.1
IN
W
8
10
12
14
16
V -InputVoltage-V
I
-0.05
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
0.05
PercentDeviation-%
I =1 A
O
I =1.5 A
O
I =3 A
O
0
0.5
1
1.5
2
2.5
3
I -OutputCurrent- A
O
V
=8V
IN
-0.05
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
0.05
LoadRegulation-%
V
=10V
IN
V
=12V
IN
V
=15V
IN
V
=17V
IN
0.000001
0.00001
0.0001
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
10
TrackInVoltage-V
0.000001
0.00001
0.0001
0.001
0.01
0.1
1
10
OutputV
oltage-V
VsenseV
oltage-V
Vout
IdealVsense
Vsense
25
50
75
100
125
150
T
-Maximum
Ambient
T
emperature
-
°C
A
0
0.5
1
1.5
2
2.5
3
3.5
IC Power Dissipation - W
T = Room Temperature
no airflow
A
0
0.5
1
1.5
2
2.5
3
LoadCurrent- A
T
-JunctionT
emperature-°C
J
25
30
35
40
45
50
55
60
V
=12V,
V
=3.3V,
Fsw=480kHz,
T =Room Temperature
noairflow
IN
OUT
A
SLVS982A – AUGUST 2010 – REVISED SEPTEMBER 2010
www.ti.com
CLOSED LOOP RESPONSE
LINE REGULATION
Figure 47.
Figure 48.
LOAD REGULATION
TRACKING PERFORMANCE
Figure 49.
Figure 50.
MAXIMUM AMBIENT TEMPERATURE
vs
LOAD CURRENT
IC POWER DISSIPATION
Figure 51.
Figure 52.
28
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s) :TPS54320
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS54320RHLR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 4.5-17V Inp3A Sync Step Down Cnvrtr 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
TPS54320RHLT 功能描述:直流/直流開關(guān)調(diào)節(jié)器 4.5-17V Inp3A Sync Step Down Cnvrtr RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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
TPS54320RHLT 制造商:Texas Instruments 功能描述:IC SYNC STEP-DOWN CONTROLLER 1.2MHZ Q 制造商:Texas Instruments 功能描述:IC, SYNC STEP-DOWN CONTROLLER, 1.2MHZ, QFN-14
TPS54325 制造商:TI 制造商全稱:Texas Instruments 功能描述:4.5-V to 18-V, 3-A OUTPUT SYNCHRONOUS STEP DOWN SWITCHER WITH INTEGRATED FET (SWIFT?)
TPS54325_10 制造商:TI 制造商全稱:Texas Instruments 功能描述:4.5-V to 18-V, 3-A OUTPUT SYNCHRONOUS STEP DOWN SWITCHER WITH INTEGRATED FET (SWIFT?)
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