VOLTAGE REGULATOR. LM317 Datasheet

LM317 REGULATOR. Datasheet pdf. Equivalent

LM317 Datasheet
Recommendation LM317 Datasheet
Part LM317
Description ADJUSTABLE VOLTAGE REGULATOR
Feature LM317; UNISONIC TECHNOLOGIES CO., LTD LM317 HIGH CURRENT 1.3V TO 37V ADJUSTABLE VOLTAGE REGULATOR LINEAR .
Manufacture UTC
Datasheet
Download LM317 Datasheet




UTC LM317
UNISONIC TECHNOLOGIES CO., LTD
LM317
HIGH CURRENT 1.3V TO 37V
ADJUSTABLE VOLTAGE
REGULATOR
LINEAR INTEGRATED CIRCUIT
1
1
TO-220
TO-220F
DESCRIPTION
The UTC LM317 is an adjustable 3-terminal positive voltage
regulator, designed to supply 1A of output current with voltage
adjustable from 1.3V ~ 37V.
FEATURES
*Output voltage adjustable from 1.3V ~ 37V
*Output current in excess of 1A
*Internal short circuit protection
*Internal over temperature protection
*Output transistor safe area compensation
1
TO-263
1
TO-263-3
1
TO-252
1
SOT-223
SOP-8
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
LM317K-AA3-R
LM317G-AA3-R
LM317K-TA3-T
LM317G-TA3-T
LM317K-TF3-T
LM317G-TF3-T
LM317K-TN3-R
LM317G-TN3-R
LM317K-TQ2-T
LM317G-TQ2-T
LM317K-TQ2-R
LM317G-TQ2-R
LM317K-TQ3-T
LM317G-TQ3-T
LM317K-TQ3-R
LM317G-TQ3-R
LM317K-S08-R
LM317G-S08-R
Note: Pin Assignment: I: VIN O: VOUT
Package
12
SOT-223 ADJ O
TO-220 ADJ O
TO-220F ADJ O
TO-252 ADJ O
TO-263 ADJ O
TO-263 ADJ O
TO-263-3 ADJ O
TO-263-3 ADJ O
SOP-8 I O
Pin Assignment
3456
I---
I---
I---
I---
I---
I---
I---
I---
O ADJ NC O
78
Packing
- - Tape Reel
--
Tube
--
Tube
- - Tape Reel
--
Tube
- - Tape Reel
--
Tube
- - Tape Reel
O NC Tape Reel
LM317G-T30-Y-R
(1)Packing Type
(2)Pin Assignment
(3)Package Type
(4)Green Package
(1) R: Tape Reel, T: Tube
(2) refer to Pin Assignment
(3) AA3: SOT-223, TA3: TO-220, TF3: TO-220F,
TN3: TO-252, TQ2: TO-263, TQ3: TO-263-3
S08: SOP-8
(4) G: Halogen Free and Lead Free, K: Lead Free
www.unisonic.com.tw
Copyright © 2020 Unisonic Technologies Co., Ltd
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QW-R101-009.S



UTC LM317
LM317
MARKING
PACKAGE
SOT-223
TO-220
TO-220F
TO-252
TO-263
TO-263-3
SOP-8
BLOCK DIAGRAM
INPUT
LINEAR INTEGRATED CIRCUIT
MARKING
LM317
1
K: Lead Free
G: Halogen Free
Date Code
UTC
LM317
Lot Code
1
876 5
UTC
LM317
1234
K: Lead Free
G: Halogen Free
Date Code
Date Code
K: Lead Free
G: Halogen Free
Lot Code
VREF
VADJ
PROTECTION
CIRCUIT
OUTPUT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R101-009.S



UTC LM317
LM317
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (TA=25C, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Input - Output Voltage Difference
VIN-VOUT
40
V
Power Dissipation
PD
Internal limited
Junction Temperature
TJ
+125
C
Operating Temperature
TOPR
-40 ~ +85
C
Storage Temperature
TSTG
-40 ~ +150
C
Note: Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device
could be damaged beyond Absolute maximum ratings.
THERMAL DATA
PARAMETER
TO-252
TO-220/TO-220F
Junction-to-Ambient
TO-263/TO-263-3
SOT-223
SOP-8
TO-252
TO-220/TO-263
Junction-to-Case
TO-263-3
TO-220F
SOT-223
SOP-8
ELECTRICAL CHARACTERISTICS
SYMBOL
θJA
θJC
RATINGS
112
65
165
190
12
5
7.8
23
45
UNIT
C/W
C/W
(VIN-VOUT=5V, IOUT=10mA, TA=25C, unless otherwise specified.)
PARAMETER
Line Regulation
Load Regulation
SYMBOL
TEST CONDITIONS
VOUT/VOUT 3VVIN-VOUT40V
VOUT 10mAIOUT1A
VOUT5V
VOUT5V
Adjustable Pin Current
Adjustable Pin Current Change
Reference Voltage
Temperature Stability
IADJ
IADJ
VREF
3VVIN-VOUT40V,
10mAIOUT1A, PD20W
3VVIN-VOUT40V,
10mAIOUT1A, PD20W
TMINTJTMAX
Minimum Load Current for Regulation
Maximum Output Current
RMS Noise vs. %of VOUT
IL(MIN)
IO(MAX)
eN
VIN-VOUT=40V
VIN-VOUT=40V, PD20W
10HZf10KHZ
Ripple Rejection
RR VOUT=10V,f=120HZ
CADJ=0
CADJ=10μF
Note: CADJ is connected between Adjust pin and Ground.
MIN
1.20
0.2
66
TYP
0.01
5
0.1
50
0.2
1.25
0.7
3.5
0.3
0.003
65
80
MAX
0.04
25
0.5
100
UNIT
%/V
mV
%
μA
5 μA
1.30 V
%/VOUT
10 mA
A
%/VOUT
dB
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 5
QW-R101-009.S







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