
2/5
ISSUED DATE :2006/04/10
REVISED DATE :
Absolute Maximum Ratings
Parameter
Symbol
Ratings
Unit
Input Max Voltage
VIN
8
V
Output Current
IOUT
PD/( VIN- VO)
A
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
:
Thermal Resistance
ja
123.7
/W
:
Power Dissipation( T=100 : )
PD
810
mW
EDS Classification
B
Electrical Characteristics Ta=25 :::: unless otherwise noted
Parameter
Symbol
Condition
Min
TYP
Max
Unit
Output Voltage
VOUT(E)
(Note1)
VIN=VOUT(T)+2V, IO=1mA
-1.5% VOUT(T)
(Note2)
1.5%
V
Output Current
IO
VIN=VOUT(T)+2V, VO>1.2V
600
-
mA
Current Limit
ILIM
VIN=VOUT(T)+2V, VO>1.2V
600
800
-
mA
Load Regulation
REGLOAD
VIN=VOUT(T)+2V, IO=1mA to 600mA
-
0.2
1
%
1.3V VOUT(T) 1.4V
-
1900
1.4V<VOUT(T) 2.0V
-
1400
2.0V<VOUT(T) 2.8V
-
800
Dropout Voltage
VDROPOUT
IO=600mA
VO=VOUT(E)-2%
2.8V<VOUT(T)
-
600
mV
Quiescent Current
IQ
VIN= VOUT(T)+1V, IO=0mA
-
30
50
A
1.3V VOUT(T) 1.4V
-0.2
-
0.2
1.4V<VOUT(T) 2.0V
-0.15
-
0.15
Line Regulation
REGLINE
IO=1mA
VIN=VOUT(T)+1 to
VOUT(T)+2
2.0V<VOUT(T)
-0.1
0.02
0.1
%
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<0.8V
-
300
600
mA
f=1kHz
-
75
-
f=10kHz
-
55
-
Power Supply Rejection
PSRR
Io=100mA
Co=2.2 F ceramic
CBYP=0.01 F
f=100kHz
-
30
-
dB
Output Voltage Noise
eN
f=10Hz~100kHz
Io=10mA,
CBYP=0.01 F
Co=2.2 F
-
30
-
Vrms
VEH
VIN=2.7V to 7V
2.0
-
VIN
V
EN Input Threshold
VEL
VIN=2.7V to 7V
0
-
0.4
V
IEH
VEN=VIN, VIN=2.7V to 7V
-
0.1
A
EN Input Bias Current
IEL
VEN= 0V, VIN=2.7V to 7V
-
0.5
A
Shutdown Supply Current
ISD
VIN=5V, VO=0V, VEN<VEL
-
0.5
0.1
A
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
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.