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參數資料
| 型號： | 75433-EP |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | POWER GOOD FAST-TRANSIENT-RESPONSE 2-A LOW-DROPOUT VOLTAGE REGULATORS |
| 中文描述： | 電源良好快速瞬態響應2 -低壓差電壓調節器 |
| 文件頁數： | 9/27頁 |
| 文件大小： | 388K |
| 代理商： | 75433-EP |
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TPS75201-EP TPS75215-EP TPS75218-EP TPS75225-EP TPS75233-EP WITH RESET
TPS75401-EP
’
75415-EP
’
75418-EP
’
75425-EP
’
75433-EP WITH POWER GOOD
FAST-TRANSIENT-RESPONSE 2-A LOW-DROPOUT VOLTAGE REGULATORS
SGLS165
–
APRIL 2003
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range (T
J
=
–
40
°
C to
125
°
C), V
I
= V
O(typ)
+ 1 V, I
O
= 1 mA, EN = 0 V, C
o
= 47
μ
F (unless otherwise noted) (continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
1.1
MAX
1.3
UNIT
V
Minimum input voltage for valid PG
IO(PG) = 300
μ
A
VO decreasing
Measured at VO
IO(PG) = 1 mA
V(PG) = 5.5 V
EN = VI
EN = 0 V
V(PG)
≤
0.8 V
PG
(TPS754xx)
Trip threshold voltage
80
86
%VO
%VO
V
μ
A
μ
A
μ
A
V
Hysteresis voltage
0.5
Output low voltage
0.15
0.4
Leakage current
1
Input current (EN)
–
1
1
–
1
0
1
High level EN input voltage
2
Low level EN input voltage
0.7
V
Dropout voltage (3.3 V Output) (see Note 4)
Dro out voltage (3.3 V Out ut) (see Note 4)
IO = 2 A,
TJ = 25
°
C
IO = 2 A,
VI = 3.2 V,
210
mV
VI = 3.2 V
400
NOTE 4: IN voltage equals VO(Typ)
–
100 mV; TPS75x15, TPS75x18 and TPS75x25 dropout voltage limited by input voltage range limitations (i.e.,
TPS75x33 input voltage needs to drop to 3.2 V for purpose of this test).
Table of Graphs
FIGURE
2, 3
VO
Output voltage
vs Output current
vs Junction temperature
4, 5,
Ground current
vs Junction temperature
6
Power supply ripple rejection
vs Frequency
7
Output spectral noise density
vs Frequency
8
Zo
Output impedance
vs Frequency
9
VDO
Dropout voltage
vs Input voltage
10
vs Junction temperature
11
Input voltage (min)
vs Output voltage
12
Line transient response
13, 15
Load transient response
14, 16
VO
Output voltage
vs Time
17
Equivalent series resistance (ESR)
vs Output current
19, 20
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