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2/5
ISSUED DATE :2004/12/24
REVISED DATE :
Absolute Maximum Ratings
Parameter
Symbol
Ratings
Unit
Input Voltage
VIN
8
V
Output Current
IOUT
PD/(VIN-VO)
mA
Output Voltage
VOUT
1.5~3.8
V
Operating Ambient Temperature
Topr
-40 ~ +85
Junction Temperature
Tj
-40 ~ +125
Maximum Junction Temperature
Tj Max
150
jc
81
: /W
Thermal Resistance
ja
260
: /W
Power Dissipation( T=100 : )
PD
380
mW
EDS Classification
B
Electrical Characteristics Ta=25
Parameter
Symbol
Condition
Min
TYP
Max
Unit
Output Voltage
VOUT(E)
(Note1)
VIN=VOUT(T)+1V, IO=1mA
-1.5% VOUT(T)
(Note2)
1.5%
V
Output Current
IO
VIN=VOUT(T)+2V, VOUT VOUT(E)*0.96
300
-
mA
Current Limit
ILIM
VO>1.2V
300
450
-
mA
Load Regulation
REGLOAD
VIN=VOUT(T)+2V, IO=1mA to 300mA
-1
0.2
1
%
1.3V VOUT(T) 2.0V
-
1300
2.0V<VOUT(T) 2.8V
-
400
Dropout Voltage
VDROPOUT
IO=300mA
VO=VOUT(E)-2%
2.8V<VOUT(T)
-
300
mV
Quiescent Current
IQ
VIN= VOUT(T)+1V
-
30
50
A
1.3V VOUT(T) 1.4V
-0.2
-
0.2
1.4V<VOUT(T) 2.0V
-0.15
-
0.15
2.0V<VOUT(T)<4 ` -0.1
0.02
0.1
Line Regulation
REGLINE
IO=1mA
VIN=VOUT(T)+1
to
VOUT(T)+2
4.0V VOUT(T)
-0.4
0.2
0.4
%
Input Voltage
VIN
Note3
-
7
V
Over Temperature Shutdown
OTS
-
150
-
:
Over Temperature Hysterisis
OTH
-
30
-
:
Output Voltage
Temperature Coefficient
TC
-
30
-
ppm/ :
Short Circuit Current(Note4)
ISC
VIN=VOUT(T)+1V VOUT=0V
-
150
300
mA
f=1kHz
-
50
-
f=10kHz
-
20
-
Power Supply Rejection
PSRR
Io=100mA
Co=2.2
F
f=100kHz
-
15
-
dB
Output Voltage Noise
eN
f=10Hz~100kH
z Io=10mA
Co=2.2 F
-
30
-
Vrms
Note 1: VOUT (E) =Effective Output Voltage (i.e. the output voltage when “VOUT (T) +1.0V” is provided at the VIN pin while maintaining a
certain IOUT value).
2: VOUT (T) =Specified Output Voltage
3: VIN (MIN) =VOUT+VDROPOUT
4: To prevent the Short Circuit Current protection feature from being prematurely activated, the input voltage must be applied before
a current source load is applied.