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參數(shù)資料
| 型號： | TPS73225DCQT |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| 中文描述： | 無電容，NMOS管，150mA的低壓差穩(wěn)壓器的反向電流保護(hù) |
| 文件頁數(shù)： | 9/18頁 |
| 文件大?。?/td> | 427K |
| 代理商： | TPS73225DCQT |
www.ti.com
40
35
30
25
20
15
10
5
0
P
0
0.2
0.4
0.6
0.8
V
IN
V
OUT
(V)
1.0
1.2
1.4
1.6
1.8
2.0
Frequency = 100kHz
C
OUT
= 10
μ
F
C
NR
= 0.01
μ
F
10k
10
90
80
70
60
50
40
30
20
10
0
R
100
1k
100k
1M
10M
Frequency (Hz)
I
OUT
= 1mA
C
OUT
= 1
μ
F
I
OUT
= Any
C
OUT
= 0
μ
F
I
OUT
= 1mA
C
OUT
= Any
I
OUT
= 1mA
C
OUT
= 10
μ
F
I
OUT
= 100mA
C
OUT
= Any
I
OUT
= 100mA
C
OUT
= 10
μ
F
I
O
=100mA
C
O
=1
μ
F
1
0.1
0.01
e
N
(
μ
V
√
H
10
100
1k
10k
100k
Frequency (Hz)
C
OUT
= 1
μ
F
C
OUT
= 0
μ
F
C
OUT
= 10
μ
F
I
OUT
= 150mA
1
0.1
0.01
e
N
(
μ
V
√
H
10
100
1k
10k
100k
Frequency (Hz)
I
OUT
= 150mA
C
OUT
= 1
μ
F
C
OUT
= 0
μ
F
C
OUT
= 10
μ
F
60
50
40
30
20
10
0
V
N
(
C
OUT
(
μ
F)
0.1
1
10
V
OUT
= 5.0V
V
OUT
= 3.3V
V
OUT
= 1.5V
C
= 0.01
μ
F
10Hz < Frequency < 100kHz
140
120
100
80
60
40
20
0
V
N
(
C
NR
(F)
1p
10p
100p
1n
10n
V
OUT
= 5.0V
V
OUT
= 3.3V
V
OUT
= 1.5V
C
= 0
μ
F
10Hz < Frequency < 100kHz
TPS73201, TPS73215, TPS73216
TPS73218, TPS73225, TPS73230
TPS73233, TPS73250
SBVS037F–AUGUST 2003–REVISED SEPTEMBER 2004
TYPICAL CHARACTERISTICS (continued)
For all voltage versions at T
J
= 25
°
C, V
IN
= V
OUT(nom)
+ 0.5V, I
OUT
= 10mA, V
EN
= 1.7V, and C
OUT
= 0.1μF, unless otherwise
noted.
PSRR (RIPPLE REJECTION) vs FREQUENCY
PSRR (RIPPLE REJECTION) vs V
IN
- V
OUT
Figure 15.
Figure 16.
NOISE SPECTRAL DENSITY
C
NR
= 0μF
NOISE SPECTRAL DENSITY
C
NR
= 0.01μF
Figure 17.
Figure 18.
RMS NOISE VOLTAGE vs C
OUT
RMS NOISE VOLTAGE vs C
NR
Figure 19.
9
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| TPS73225QDBVRQ1 | 功能描述:低壓差穩(wěn)壓器 - LDO Cap-Free NMOS 250-mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS73230DBVR | 功能描述:低壓差穩(wěn)壓器 - LDO Cap-Free NMOS 250mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS73230DBVRG4 | 功能描述:低壓差穩(wěn)壓器 - LDO Cap-Free NMOS 250mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS73230DBVT | 功能描述:低壓差穩(wěn)壓器 - LDO Cap-Free NMOS 250mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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