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SQ2181 Datasheet(PDF) 2 Page - SeCoS Halbleitertechnologie GmbH

Part # SQ2181
Description  CMOS Positive Voltage Regula tor
PDF  5 Pages
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Manufacturer  SECOS [SeCoS Halbleitertechnologie GmbH]
Direct Link  http://www.secosgmbh.com
Logo SECOS - SeCoS Halbleitertechnologie GmbH

SQ2181 Datasheet(HTML) 2 Page - SeCoS Halbleitertechnologie GmbH

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SQ2181
CMOS Positive
Voltage Regulator
Elektronische Bauelemente
Any changing of specification will not be informed individual
01-Jun-2002 Rev. A
Page
2 of 5
PSRR
eN
_
Output Voltage Noise
70
30
_
dB
uVrms
Ro=100
Co=2.2uF
f=10Hz~100kHz,Io=10mA,
Power Supply Rejection
VSHDNH
ISD
0.01
_
_
_
_
_
Ground Pin Current
SHDN Input Threshold
IGND
50
0.8*VIN
0
0.5
0
1
0.4
_
uA
uA
V
V
VIN=5V,EN=0V,or
VIN=5V,Vo=0V
Shutdown Supply Current
VIN=5V,Io=1mA~150mA
VSHDNL
_
VIN
0.6
SHDN Input Bias Current
_
5V
Shutdown Output Voltage
Vo,SD
uA
,Co=2.2mF,f=1kHz
VSHDN=0.8*VIN
VSHDN=0.6V
TC
137
Note
V
_
_
_
_
_
_
_
Input Voltage
Over Temperature Shutdown
Over Temperature Hystersis
Output Voltage
Temperature Coefficient
VIN
OTS
OTH
3
5.5
23
30
_
_
C
o
C
o
ppm/ C
o
-0.4
0.4
VIN=VOUT(T)+0.5V~5.5V
-2.0
2.0
Io=150mA
Vo>800mV
REGLINE
Line Regulation
I
60
-0.2
A
%
V =5V,Io=0mA
_
0.2
Io=0.1mA,VOUT>2.0V
VIN=VOUT(T)+0.5V~5.5V
Quiescent Current
Q
1
500
u
IN
_
1.5V V (T)<1.8V
Vo=V
%
mV
_
1000
1300
OUT
OUT
Parameter
Symbol
Max.
Typ.
Condition
Min.
Unit
Output Voltage
Current Limit
Dropout Voltage
VOUT
ILIM
VDROPOUT
-1.5
150
-1
V
Io=0.1mA,VOUT(T)
_
_
VOUT(T)
2.0V
1.8V VOUT(T)< 2.0V
1
(E)
VOUT
2
(E)
1.5
200
mA
Load Regulation
REGLOAD
0.5
VOUT>2.0V,
_
Io=150mA
(E)-2%
Fold-Back Current
IFB
_
_
80
A
u
Vo=0V
VIN=VOUT(T)+0.5V
VOUT
2.0V,
VIN=VOUT(T)+1.0V
Io=0.1~150mA
-2
_
2
300
700
900
_
Io=0.1mA,VOUT
2.0V
0.1
Output Loading 1200Ω,VO=0V
Ω
≥
Note 1: VOUT (E) =Effective Output Voltage (i.e. the output voltage when "VOUT (T) >2.0V,
is provided at the VIN pin while maintaining a certain IOUT value).
2: VOUT (T) =Specified Output Voltage
3: VIN (MIN) =VOUT+VDROPOUT
VIN=VOUT(T)+0.5V; VOUT(T) 2.0V,
VIN=VOUT(T)+1V; VSHDN=VIN"
Io=0.1mA,VOUT(T)<2.0V
2.0V
-1.0
1.0
(VOUT(T)>2.0V, VIN=VOUT(T)+0.5V; VOUT(T) 2.0V, VIN=VOUT(T)+1V; VSHDN=VIN, CIN=COUT=1uF)
Electrical Characteristics Ta=25
unless otherwise noted
oC
oC)
Power Dissipation (
Input Voltage
Output Current
Output Voltage
Operating Ambient Temperature
Junction Temperature
Parameter
Symbol
Ratings
Unit
V
mA
V
C
mW
VIN
IOUT
Tj Max.
6
PD/(VIN-VO)
-40~+125
-40~+85
380
o
Max. Junction Temperature
T=100
EDS Classification
VOUT
Topr
Tj
PD
150
B
C
o
C
o
Absolute Maximum Ratings
1.5~3.3
≤
≤
≤
≤
≤
≤
≤
≥



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