MCC
Micro Commercial Components
TM
omponents
20736
Marilla
Street Chatsworth
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LM317DT
Features
•
•
Lead Free Finish/RoHS Compliant ("P" Suffix designates
RoHS Compliant. See ordering information)
Case Material:Molded Plastic. UL Flammability
Classification Rating 94V-0 and MSL Rating 1
Marking: LM317
Output voltage range: 1.2V to 37V
Output current in excess of 1.5A
Adjustable Voltage
Regulators
Maximum Ratings @ T
A
=25
O
C, Unless Otherwise Noted
Parameter
Input –Output Voltage Differential
Operating Ambient Temperature
Operating Junction Temperature
Storage Temperature Range
Temperature Coefficient of Output Voltage
Lead Temperature
Symbol
V
I
– V
O
P
D
T
OPR
T
STG
Vo/
T
LEAD
T
Value
40
Internally Limited
0---+125
Unit
V
W
D2-PACK
S
A
1
V
-65---+125
±0.02
230
%/
G
2
3
4
B
Electrical Characteristics (V
i
-V
o
=5V, I
0
=500mA, I
MAX
=1.5A, P
MAX
=20W,
unless otherwise specified)
Parameter
Reference
Voltage
Load
regulation
Line
regulation
Adjustment
pin current
Adjustment
pin current
charge
Minimun Load Current
to Main Regulation
C
H
E
K
Sym
V
REF
Min
1.2V
---
Typ
1.25V
18
0.4
40
0.8
0.01%/V
0.02%/V
46uA
Max
1.3V
25mV%V
0.5 mV%V
70 mV%V
1.5 mV%V
0.04%/V
0.07%/V
100 A
5 A
12mA
---
---
0.01%/V
O
1%
Test conditions
3V Vi-Vo 40V
10mA Io Imax
10mA I
O
I
max
V
O
5v
V
O
5v
10mA I
O
I
max
V
O
5v
V
O
5v
3V
3V
Vi-Vo 40V
Vi-Vo 40V
J
Rload
---
Rline
I
Q
I
q(V)
Il
RR
ST
T
eN
ST
----
66dB
---
---
---
---
1. Adjust
2,4.Vout
3. Vin
DIMENSIONS
INCHES
MM
MIN
MAX
MIN
MAX
.320
.359
8.13
9.14
.380
.411
9.65
10.45
.160
.190
4.06
4.83
.020
.035
0.51
0.89
.045
.055
1.14
1.40
.095
.105
2.41
2.67
.096
.120
2.43
3.03
.014
.021
0.35
0.53
.090
.110
2.29
2.79
.575
.625
14.60
15.80
.045
.055
1.14
1.40
---
---
DIM
NOTE
---
Vi-Vo=3V to 40V,
Io=10mA to Imax
Vi-Vo=40v
V
O
=10V
F=120Hz, C
ADJ
=10 F
---
2uA
3.5mA
Ripple
rejection
Temperature
Stability
RMS Noise,%
of V
OUT
Longterm,
T
J
=T
HIGH
Thermal
Resistance
Junction to
Case
60dB
75dB
0.7%/N
O
0.003%/
V
O
0.3%
A
B
C
D
E
G
H
J
K
S
V
10Hz-10kHz
Ta=25 for end point
measurements,1000H
R
---
.740
18.79
.065
1.65
.420
10.66
Inches
mm
.
070
1.78
.330
8.38
.120
3.05
R
JC
---
5
/W
---
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Revision:
3
1 of 2
2010/03/17