LM1085IS-ADJ/NOPB National Semiconductor, LM1085IS-ADJ/NOPB Datasheet - Page 3
![IC REG POSITIVE 3A LDO TO-263](/photos/12/65/126593/ts3b_sml.jpg)
LM1085IS-ADJ/NOPB
Manufacturer Part Number
LM1085IS-ADJ/NOPB
Description
IC REG POSITIVE 3A LDO TO-263
Manufacturer
National Semiconductor
Type
Voltage Regulatorr
Specifications of LM1085IS-ADJ/NOPB
Regulator Topology
Positive Adjustable
Voltage - Output
1.2 ~ 15 V
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
Current, Output
3 A
Current, Supply
5 mA
Package Type
TO-263
Regulation, Line
0.035 %
Regulation, Load
0.2 %
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
29 V
Voltage, Noise
0.003 %
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
29 V
Output Voltage
3.3 V, 5 V, 12 V
Output Type
Adjustable
Dropout Voltage (max)
1.5 V At 3 A
Output Current
3 A
Line Regulation
0.2 %
Load Regulation
0.3 %
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Reference Voltage
1.262 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Input
-
Lead Free Status / Rohs Status
RoHS Compliant part
Other names
*LM1085IS-ADJ
*LM1085IS-ADJ/NOPB
LM1085IS-ADJ
*LM1085IS-ADJ/NOPB
LM1085IS-ADJ
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM1085IS-ADJ/NOPB
Manufacturer:
NS/国半
Quantity:
20 000
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
www.national.com
2000V
150˚C
Units
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