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3A L.D.O. VOLTAGE REGULATOR (Adjustable & Fixed)
LM1085
ABSOULTE MAXIMUM RATINS
CHARACTERISTIC
Supply Voltage
Operating Junction Temperature Range
Storage Temperature Range
Thermal Resistance Junction to Case TO-263
Thermal Resistance Junction to Ambient TO-263
Lead Temperature (Soldering) 10 sec.
Maximum Output Current
ELECTRICAL CHARACTERISTICS I OUT=100㎃, TA=25℃, unless otherwise specified
Min. Load Current(Note 3)
Line Regulation (ΔVREF(VIN))
Load Regulation (ΔVREF(VOUT))
Dropout Voltage
Current Limit
IOUT(MAX)
Thermal Regulation
(ΔVOUT(Pwr))
Output Noise, RMS
Mar. 2006 - Rev 06
HTC
SYMBOL
Tstg
-65~150
UNIT
V
℃
VALUE
C/W
C/W
℃
A
A
0.3
1
3.2
4.0
0.02
60
MIN
TYP
MAX
1.485
1.5
1.515
2.475
3
Thermal Resistance
Junction to Tab
Junction to Ambient
TA=125℃, 1000Hrs
10Hz to 10Khz TA=25℃
0.05
0.01
Long Term Stability
TA=25℃, 30㎳ pulse
Vin-Vout=3V
1.4V≤(VIN-VOUT) Adjustable Only
1.25
1.263
1.225
1.25
1.27
1.238
0.003
3.3V Version
1.5V Version
0<IOUT<3A, 4.75V<VIN<10V
2.5
2.525
3.267
3.3
3.333
V
2.878
Tjc
3
Vin
7
Topr
0~125
Tja
60
Tsol
300
Imax
3
3.0V Version
Output Voltage
0<IOUT<3A, 4.5V<VIN<10V
2.97
3
3.03
2.5V Version
V
%/Vo
℃/W
℃
%/W
%
%
V
0.3
1.2
V
mA
%
510
0.005
1.5V≤(VIN-VOUT)≤5.75V, 10㎃≤IOUT≤3A
4.95
5
1.1
1.5V≤(VIN-VOUT)≤5.75V
2.75V≤VIN≤7V, IOUT=10㎃, TJ=25℃
10㎃≤IOUT≤3A,(VIN-VOUT)=3V,TJ=25℃
ΔVREF=1% , Iout=3A
V
V
5.0V Version
0.2
Reference Voltage (VREF)
V
Output Voltage
All Voltage Options
0≤IOUT≤3A, 5.5V≤VIN<10V
VIN≤7V,P≤PMAX
0<IOUT<3A, 3.5V<VIN<10V
2.85V Version
Output Voltage
0<IOUT<3A, 4.35V<VIN<10V
2.821
2.85
85
V
UNIT
0<IOUT<3A, 2.75V<VIN<10V
PARAMETER
Output Voltage
TEST CONDITIONS
Output Voltage
Output Voltage
5.05
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