LM317T
Adjustable Voltage
Regulators
Features
• Output voltage range: 1.2V to 37V
• Output current in excess of 1.5A
Parameter Symbol
Value Unit
Input Voltage V1 40 V
Output Current IO 1.5 A
Power Dissipation PD Internally Limited W
Operating Temperature Range TOPR 0---+125 ℃
Operating Junction Temperature Range Tj 0---+125 ℃
Electrical Characteristics (Vi-Vo=5V, I0=500mA, IMAX=1.5A, PMAX=20W,
unless otherwise specified)
Parameter
Sym
Min Typ Max Test conditions
Reference
Voltage VREF 1.2V 1.25V 1.3V
Vi-Vo=5V,
IO=40mA to 500mA
Load
regulation △Vo --- --- 1.0% Vi-Vo=5V,
IO=5mA to 1.5A
Line
regulation △Vo --- --- 0.05%/V
Vi-Vo=3V to 40V,
IO=40mA to 500mA
Adjustment
pin current Iq --- ---
100μA
Vi-Vo=5V,
IO=40mA to 500mA
Adjustment
pin current Iq(V) --- --- 5μA Vi-Vo=3V to 40V,
IO=40mA to 500mA
Adjustment
pin current Iq(i) --- --- 5μA Vi-Vo=5V,
IO=5mA to 1.5A
Ripple
rejection Srip 66dB --- --- VO=10V
F=100Hz, CADJ=10μF
omponents
20736 Marilla Street Chatsworth
!"#
$% !"#
MCC
Revision: C 2013/01/01
Storage Temperature Range TSTG -65---+125 ℃
TM
Micro Commercial Components
Maximum Ratings @ TA=25OC, Unless Otherwise Noted
• Marking:LM317
G
R
B
Q
H
U
L
D
C
J
K
A
F
S
T
1
3
2
N
V
MIN MAX NOTE
A .560 .625 14.22 15.88
B .380 .420 9.65 10.67
C .140 .190 3.56 4.82
D .020 .045 0.51 1.14
F .139 .161 3.53 4.09 ∅
G .190 .110 2.29 2.79
H --- .250 --- 6.35
J .012 .025 0.30 0.64
K .500 .580 12.70 14.73
L .045 .060 1.14 1.52
N .190 .210 4.83 5.33
Q .100 .135 2.54 3.43
R .080 .115 2.04 2.92
S .045 .055 1.14 1.39
T .230 .270 5.84 6.86
U ----- .050 ----- 1.27
V .045 ----- 1.15 -----
DIMENSIONS
INCHES MM
DIMMIN MAX
PIN 1. Adjust
PIN 2. Input
PIN 3. Output
TO-220
• Lead Free Finish/RoHS Compliant (Note1) ("P" Suffix designates
RoHS Compliant. See ordering information)
• Epoxy meets UL 94 V-0 flammability rating
• Moisure Sensitivity Level 1
www.mccsemi.com
1 of 2
Mounting Torgue: 5 in-lbs Maximum
•
Halogen free available upon request by adding suffix "-HF"
•
MCC
Revision: C 2013/01/01
TM
Micro Commercial Components
www.mccsemi.com
2 of 2
Ordering Information :
***IMPORTANT NOTICE***
Micro Commercial Components Corp. reserves the right to make changes without further notice to any product herein to
make corrections, modifications , enhancements , improvements , or other changes . Micro Commercial Components
Corp . does not assume any liability arising out of the application or use of any product described herein; neither does it
convey any license under its patent rights ,nor the rights of others . The user of products in such applications shall assume all
risks of such use and will agree to hold Micro Commercial Components Corp . and all the companies whose products are
represented on our website, harmless against all damages.
***LIFE SUPPORT***
MCC's products are not authorized for use as critical components in life support devices or systems without the express written
approval of Micro Commercial Components Corporation.
***CUSTOMER AWARENESS***
Counterfeiting of semiconductor parts is a growing problem in the industry. Micro Commercial Components (MCC) is taking
strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. MCC strongly encourages
customers to purchase MCC parts either directly from MCC or from Authorized MCC Distributors who are listed by country on
our web page cited below. Products customers buy either from MCC directly or from Authorized MCC Distributors are genuine
parts, have full traceability, meet MCC's quality standards for handling and storage. MCC will not provide any warranty
coverage or other assistance for parts bought from Unauthorized Sources. MCC is committed to combat this global
problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized
distributors.
Device Packing
Part Number-BP
Bulk;1Kpcs/Box
Note : Adding "-HF" suffix for halogen free, eg. Part Number-BP-HF
