 English |
|
|
|
|
|
|
|
| AME8822_13 Datasheet, PDF (8/21 Pages) Analog Microelectronics – High PSRR, 250mA CMOS LDO | |||
| |||
| ◁ |
AME
AME8822
High PSRR, 250mA CMOS LDO
n Electrical Specifications
VOUT(nom) > 2.0V, VIN=VOUT(nom)+0.5V; VOUT
unless otherwise noted.
2V, VIN=2.5V, VEN=VIN, TJ = -40 to 125OC,CIN=COUT=1mF,
Parameter
Input Voltage
Output Voltage Accuracy
Dropout Voltage
(See Note 1)
Current Limit
Short Circuit Limit
Quiescent Current
Line Regulation
(See Note 2)
Symbol
VIN
VOUT(nom)
VDROPOUT
ILIM
ISC
IQ
REGLINE
Load Regulation
(See Note 3)
REGLOAD
Over Temperature Shutdown
Over Temperature Hysterisis
VOUT Temperature Coefficient
Power Supply Ripple Rejection
OTS
OTH
TC
PSRR
Test Condition
Min Typ Max Units
IOUT=1mA
IOUT=1mA
TA=25oC
TJ=-40 to +125oC
Note1
-1.5
-3
5.5 V
1.5
%
3
IOUT=250mA
VOUT=VOUT(nom) -2%VOUT(nom)
VOUT>2.0V
300 500
mV
IOUT=250mA
V OUT =0.8xVOUT(nom)
VOUT=0V VOUT<=2V, VIN=3.5V
VIN=5V, 1mA<IOUT<250mA
IOUT=1mA, VOUT>2.0V
VIN=VOUT +0.5V to VIN=5.5V
IOUT=1mA, VOUT<=2.0V
VIN=2.5V to VIN=5.5V
VOUT<=2.0V, VDROPOUT=2.5V-VOUT
TA=25oC
TA=25oC
350 500
mA
200
TA=25oC
30 45 µA
TA=25oC
-0.25 0.1 0.25
TJ=-40 to +125oC -0.4
0.4
TA=25oC
%/V
-0.4 0.2 0.4
TJ=-40 to +125oC -0.6
0.6
IOUT = 1 to 250mA
IOUT=0mA
IOUT=0mA
VOUT>2.0V
VIN=VOUT +0.5V
VOUT<=2.0V
VIN=2.5V
VOUT=3.3V, IOUT=100mA, COUT=10µF,
VIN=VOUT+1V, f=1kHz
-0.02 0.0025 0.02
%/mA
-0.04 0.004 0.04
160
oC
40
oC
30
ppm/oC
65
dB
Note1: If VOUT(nom) > 2.0V, VIN(min)=VOUT(nom)+VDROPOUT . If VOUT(nom) <= 2.0V, VIN(min) = 2.5V.
âVout Ã100%
Note2: Line Regulation =
âVin
Vout
âVout Ã100%
Note3: Load Regulation = Vout
âI (mA)
8
Rev.F.04
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese