參數(shù)資料
型號(hào): TPS731XX
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> 291K
代理商: TPS731XX
www.ti.com
10
μ
s/div
40mV/tick
40mV/tick
40mV/tick
25mA/tick
V
IN
= 3.8V
C
OUT
= 0
μ
F
C
OUT
= 1
μ
F
C
OUT
= 10
μ
F
10mA
150mA
V
OUT
V
OUT
V
OUT
I
OUT
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
10
μ
s/div
50mV/div
50mV/div
1V/div
V
OUT
V
OUT
V
IN
I
OUT
= 150mA
5.5V
4.5V
dV
IN
dt
= 0.5V/
μ
s
C
OUT
= 0
μ
F
C
OUT
= 100
μ
F
100
μ
s/div
1V/div
1V/div
R
L
= 20
C
OUT
= 10
μ
F
2V
0V
R
L
= 1k
C
OUT
= 0
μ
F
R
L
= 20
C
OUT
= 1
μ
F
V
OUT
V
EN
100
μ
s/div
1V/div
1V/div
R
L
= 20
C
OUT
= 10
μ
F
2V
0V
R
L
= 1k
C
OUT
= 0
μ
F
R
L
= 20
C
OUT
= 1
μ
F
V
OUT
V
EN
6
5
4
3
2
1
0
1
2
V
50ms/div
V
IN
V
OUT
TPS731xx
SBVS034H–SEPTEMBER 2003–REVISED OCTOBER 2006
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
= 0.1
μ
F, unless otherwise
noted.
TPS73133
RMS NOISE VOLTAGE vs C
NR
LOAD TRANSIENT RESPONSE
Figure 21.
Figure 22.
TPS73133
TPS73133
LINE TRANSIENT RESPONSE
TURN-ON RESPONSE
Figure 23.
Figure 24.
TPS73133
TPS73133
TURN-OFF RESPONSE
POWER UP / POWER DOWN
Figure 25.
Figure 26.
9
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