LM1085IS-3.3/NOPB National Semiconductor, LM1085IS-3.3/NOPB Datasheet - Page 3

• Manufacturer Part Number: LM1085IS-3.3/NOPB
• Description: IC REG POSITIVE 3A LDO TO-263
• Manufacturer: National Semiconductor
• Type: Voltage Regulatorr

Specifications of LM1085IS-3.3/NOPB

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Dropout (typical): 1.3V @ 3A
• Number Of Regulators: 1
• Current - Output: 3A
• Current - Limit (min): 3.2A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D²Pak (3 leads + Tab), TO-263AA
• Voltage Regulator Type: Linear
• Topology: LDO
• Regulator Output Type: Fixed
• Polarity Type: Positive
• Number Of Outputs: Single
• Input Voltage (min): 2.6V
• Input Voltage (max): 27V
• Output Voltage: 3.3V
• Package Type: TO-263
• Output Current: 3A
• Load Regulation: 15mV
• Line Regulation: 6mV
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Dropout Voltage@current (max): 1.5@3A
• Dropout Voltage@current (typ): 1.3@3A
• Pin Count: 3 +Tab
• Mounting: Surface Mount
• Quiescent Current (max): 10mA
• Current, Output: 3 A
• Current, Supply: 5 mA
• Regulation, Line: 1 mV
• Regulation, Load: 7 mV
• Regulator Type: Low Dropout
• Resistance, Thermal, Junction To Case: 0.7 °C/W (Control Section), 3 °C/W (Output Section)
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Dropout: 1.3 V
• Voltage, Input: 27 V
• Voltage, Noise: 0.003 %
• Voltage, Output: 3.3 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -
• Lead Free Status / Rohs Status: Compliant
• Other names: *LM1085IS-3.3; *LM1085IS-3.3/NOPB; LM1085IS-3.3

V
V
∆V
∆V
Symbol
REF
OUT
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Typicals and limits appearing in normal type apply for T
tion temperature range for operation.
Maximum Input to Output Voltage Differential
Power Dissipation (Note 2)
OUT
OUT
LM1085-ADJ
LM1085-12
LM1085-3.3
LM1085-5.0
Reference Voltage
Output Voltage
(Note 7)
Line Regulation
(Note 8)
Load Regulation
(Note 8)
Dropout Voltage
(Note 9)
Parameter
LM1085-ADJ
I
10mA ≤I
(Note 7)
LM1085-3.3
I
0 ≤ I
LM1085-5.0
I
0 ≤ I
LM1085-12
I
0 ≤ I
LM1085-ADJ
I
LM1085-3.3
I
LM1085-5.0
I
LM1085-12
I
LM1085-ADJ
(V
LM1085-3.3
V
LM1085-5.0
V
LM1085-12
V
LM1085-ADJ, 3.3, 5, 12
∆V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
REF
-V
= 5V, 0 ≤ I
= 8V, 0 ≤ I
= 15V, 0 ≤ I
OUT
OUT
OUT
= 10mA, V
= 0mA, V
= 0mA, V
= 0mA, V
=10mA, 1.5V≤ (V
= 0mA, 4.8V ≤ V
= 0mA, 6.5V ≤ V
=0mA, 13.5V ≤ V
, ∆V
OUT
OUT
≤I
≤ I
≤ I
Internally Limited
) = 3V, 10mA ≤ I
OUT
FULL LOAD
FULL LOAD
FULL LOAD
≤ I
IN
IN
IN
OUT
OUT
(Note 1)
= 1%, I
FULL LOAD
IN
OUT
= 5V
= 8V
= 15V
−V
≤ I
≤ I
≤ I
OUT
Conditions
, 4.8V≤ V
, 6.5V ≤ V
, 13.5V ≤ V
FULL LOAD
FULL LOAD
IN
IN
29V
18V
27V
25V
OUT
IN
FULL LOAD
IN
J
-V
≤ 15V
≤ 20V
= 3V
= 25˚C. Limits appearing in Boldface type apply over the entire junc-
,1.5V ≤ (V
≤ 25V
OUT
= 3A
OUT
IN
) ≤ 15V
3
IN
≤ I
≤15V
IN
≤ 20V
FULL LOAD
Operating Ratings
≤ 25V
IN
Junction Temperature Range (T
Junction Temperature (T
Storage Temperature Range
Lead Temperature
ESD Tolerance (Note 4)
−V
Control Section
Output Section
OUT
) ≤ 15V
(Note 6)
11.880
11.760
1.238
1.225
3.270
3.235
4.950
4.900
Min
J
)(Note 3)
(Note 1)
(Note 5)
J
12.000
12.000
) (Note 3)
1.250
1.250
3.300
3.300
5.000
5.000
0.015
0.035
Typ
0.5
1.0
0.5
1.0
1.0
2.0
0.1
0.2
1.3
10
12
24
3
7
5
260˚C, to 10 sec
−40˚C to 125˚C
−40˚C to 150˚C
-65˚C to 150˚C
(Note 6)
12.120
12.240
1.262
1.270
3.330
3.365
5.050
5.100
Max
0.2
0.2
0.3
0.4
1.5
10
10
25
25
15
20
20
35
36
72
6
6
2000V
150˚C
Units
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
%
%
%
%
V
V
V
V
V
V
V
V
V