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參數資料
| 型號： | 75425-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： | 8/27頁 |
| 文件大小： | 388K |
| 代理商： | 75425-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
8
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)
PARAMETER
TEST CONDITIONS
MIN
TYP
VO
MAX
UNIT
Adjustable
Voltage
1.5 V
≤
VO
≤
5 V,
1.5 V
≤
VO
≤
5 V
TJ = 25
°
C,
2.7 V < VIN < 5 V
TJ = 25
°
C,
2.8 V < VIN < 5 V
TJ = 25
°
C,
3.5 V < VIN < 5 V
TJ = 25
°
C,
4.3 V < VIN < 5 V
TJ = 25
°
C,
See Note 3
VO + 1 V < VI
≤
5 V,
VO + 1 V < VI < 5 V
TJ = 25
°
C
0.98VO
1.02VO
1 5 V Output
1.5 V Output
2.7 V < VIN < 5 V
1.5
1.470
1.530
Output voltage
Out ut voltage
(see Notes 1 and 3)
1 8 V Output
1.8 V Output
2.8 V < VIN < 5 V
1.8
V
1.764
1.836
2 5 V Output
2.5 V Output
3.5 V < VIN < 5 V
2.5
2.450
2.550
3 3 V Output
3.3 V Output
4.3 V < VIN < 5 V
3.3
3.234
3.366
Quiescent current (GND current) (see Note 1)
See Note 3
75
125
μ
A
Output voltage line regulation (
(see Notes 1 and 2)
TJ = 25
°
C,
0.01
%/V
Out ut voltage line regulation (
VO/VO
)
0.1
Load regulation (see Note 3)
1
mV
Output noise voltage
BW = 300 Hz to 50 kHz, VO = 1.5 V
CO = 100
μ
F,
VO = 0 V
TJ = 25
°
C
60
μ
Vrms
Output current Limit
3.3
4.5
A
°
C
μ
A
μ
A
μ
A
V
Thermal shutdown junction temperature
150
Standby current
EN = VI,
EN = VI
FB = 1.5 V
TJ = 25
°
C,
1
10
FB input current
TPS75x01
–
1
1
High level enable input voltage
2
Low level enable input voltage
0.7
V
Power supply ripple rejection (see Note 2)
f = 100 Hz,
TJ = 25
°
C,
CO = 100
μ
F,
See Note 1, IO = 2 A
60
dB
Minimum input voltage for valid
RESET
IO(RESET) = 300
μ
A,
V(RESET)
≤
0.8 V
1
1.3
V
Trip threshold voltage
VO decreasing
Measured at VO
VI = 2.7 V,
V(RESET) = 5 V
92
98
%VO
%VO
V
Reset
(TPS752xx)
Hysteresis voltage
0.5
Output low voltage
IO(RESET) = 1 mA
0.15
0.4
Leakage current
1
μ
A
RESET time-out delay
100
ms
NOTES:
1. Minimum IN operating voltage is 2.7 V or VO(typ) + 1 V, whichever is greater. Maximum IN voltage 5V.
2. If VO
≤
1.8 V then Vimin = 2.7 V, Vimax = 5 V:
Line Reg. (mV)
% V
VOVimax
2.7 V
100
1000
If VO
≥
2.5 V then Vimin = VO + 1 V, Vimax = 5 V:
Line Reg. (mV)
% V
VOVimax
VO
1 V
100
1000
3. IO = 1 mA to 2 A
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