3A L.D.O. VOLTAGE REGULATOR (Adjustable & Fixed)
LM1085
ELECTRICAL CHARACTERISTICS IOUT=100mA, TA=25°C, unless otherwise specified
PARAMETER
1.5V Version
TEST CONDITIONS
MIN
1.470
1.764
2.450
3.234
4.900
TYP
1.5
1.8
2.5
3.3
5.0
MAX
1.530
1.836
2.550
3.366
5.100
UNIT
0<IOUT<3A, 2.75V<VIN
Output Voltage
1.8V Version
V
V
V
V
V
0<IOUT<3A, 2.75V<VIN
0<IOUT<3A, 3.5V<VIN
0<IOUT<3A, 4.75V<VIN
0≤IOUT≤3A, 5.5V≤VIN
Output Voltage
2.5V Version
Output Voltage
3.3V Version
Output Voltage
5.0V Version
Output Voltage
All Voltage Options
VIN≤7V, P≤PMAX
1.238
1.225
1.25
1.25
5
1.263
1.275
13
Reference Voltage (VREF
)
V
1.5V≤(VIN-VOUT)≤5.75V, 10mA≤IOUT≤3A
1.5V≤(VIN-VOUT)≤5.75V
mA
%
Min. Load Current(Note 3)
Line Regulation (ΔVREF(VIN)) 2.75V≤VIN≤7V, IOUT=10mA, TJ=25℃
Load Regulation (ΔVREF(VOUT)) 10mA≤IOUT≤3A, (VIN-VOUT)=3V, TJ=25℃
0.05
0.1
1.3
0.3
0.4
%
ΔVREF=1% , IOUT=3A
1.5
V
Dropout Voltage
VIN-VOUT=3V
Current Limit
3.2
4.5
0.3
A
IOUT(MAX)
1.4V≤(VIN-VOUT) Adjustable Only
TA=125℃, 1000Hrs
Long Term Stability
Thermal Regulation
(ΔVOUT(Pwr))
1
%
TA=25℃, 30ms pulse
0.01
0.02
%/W
%/Vo
℃/W
10Hz to 10Khz TA=25℃
Junction to Tab
0.003
Output Noise, RMS
3
Thermal Resistance
Junction to Ambient
60
HTC
- 3 -
HTC [ HTC KOREA TAEJIN TECHNOLOGY CO. ]
