參數(shù)資料
型號(hào)： AME8838BEIU270Z
廠商： AME, Inc.
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： High PSRR, 150mA CMOS LDO
中文描述： 高PSRR，150mA的CMOS LDO穩(wěn)壓器
文件頁(yè)數(shù)： 8/19頁(yè)
文件大小： 280K
代理商： AME8838BEIU270Z
AME, Inc.
8
High PSRR, 150mA CMOS LDO
AME8838
Rev.E.04
Parameter
Symbol
Min
Typ
Max
Units
Input Voltage
V
IN
Note1
6
V
-1.5
1.5
-3
3
Current Limit
I
LIM
200
350
500
Short Circuit Limit
I
SC
200
Quiescent Current
I
Q
30
45
μ
A
-0.25
0.1
0.25
-0.4
0.4
-0.4
0.2
0.4
-0.6
0.6
Over Temperature Shutdown
OTS
160
o
C
Over Temperature Hysterisis
OTH
40
o
C
V
OUT
Temperature Coefficient
TC
30
ppm/
o
C
Power Supply Ripple Rejection
PSRR
65
dB
I
OUT
=150mA, V
OUT
<=2.0V, V
DROPOUT
=2.5V-V
OUT
V
OUT
= 0.8xV
OUT(nom) ,
T
A
= 25
o
C
V
OUT
= 0V, T
A
= 25
o
C
120
250
I
OUT
=150mA, 2.0V<V
OUT
< 2.5V
V
OUT
=V
OUT(nom)
-2%V
OUT(nom)
180
360
200
I
OUT
=150mA, 2.5V<=V
OUT
< 3.0V
V
OUT
=V
OUT(nom)
-2%V
OUT(nom)
135
270
80
170
mV
I
OUT
=150mA, V
OUT
>= 3.0V
V
OUT
=V
OUT(nom)
-2%V
OUT(nom)
120
240
I
OUT
=80mA, 2.5V<=V
OUT
< 3.0V
V
OUT
=V
OUT(nom)
-2%V
OUT(nom)
90
Dropout Voltage
(See Note 1)
V
DROPOUT
I
OUT
=80mA, V
OUT
>= 3.0V
V
OUT
=V
OUT(nom)
-2%V
OUT(nom)
I
OUT
=80mA, 2.0V<V
OUT
< 2.5V
V
OUT
=V
OUT(nom)
-2%V
OUT(nom)
%/mA
I
OUT
= 0mA
I
OUT
= 0mA
0.02
-0.04
0.004
0.04
I
OUT
= 1mA, V
OUT
> 2.0V
T
A
= 25
o
C
T
J
= -40 to125
o
C
V
OUT
<= 2.0V
V
IN
= 2.5V
V
OUT
> 2.0V
V
IN
= V
OUT
+ 0.5V
I
OUT
= 1 to 150mA
Test Condition
%/V
I
OUT
= 1mA, T
A
= 25
o
C
I
OUT
= 1mA, T
J
= -40 to 125
o
C
Line Regulation
(See Note 2)
REG
LINE
T
A
= 25
o
C
T
J
=-40 to 125
o
C
I
OUT
= 1mA, V
OUT
<= 2.0V
V
IN
= 2.5V to V
IN
= 6V
T
A
= 25
o
C, V
IN
= 6V, 1mA < I
OUT
< 150mA
Load Regulation
(See Note 3)
REG
LOAD
Output Voltage Accuracy
V
OUT(nom)
V
IN
= 4.3V, V
OUT
= 3.3V, C
OUT
= 10
μ
f
I
OUT
= 100mA, f = 1kHz
V
IN
= V
OUT
+0.5V to V
IN
= 6V
mA
%
-0.02
0.0025
n
Electrical Specifications (Contd.)
V
> 2.0V, V
=V
+ 0.5V; V
OUT
2V, V
IN
= 2.5V, V
EN
= V
IN
, T
J
= -40 to 125
O
C, C
IN
= C
OUT
= 1
μ
F
unless otherwise noted.
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