LM317A
ABSOLUTE MAXIMUM RATINGS
LINEAR INTEGRATED CIRCUIT
PARAMETER
SYMBOL
RATINGS
UNIT
Input-Output Voltage Differential
V
IN
-V
OUT
40
V
Power Dissipation
P
D
Internally limited
Junction Temperature
T
J
+125
°C
Operating Temperature
T
OPR
-40 ~ +85
°C
Storage Temperature
T
STG
-65 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
Junction to Ambient
SOT-223
TO-220
TO-252
TO-263
SOT-223
TO-220
TO-252
TO-263
SYMBOL
θ
JA
RATINGS
140
50
103
62.5
23.5
3
12
3
UNIT
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
Junction to Case
θ
JC
ELECTRICAL CHARACTERISTICS
(V
IN
-V
OUT
=5V, I
OUT
=0.5A, P
MAX
=20W, Ta=25°C, unless otherwise specified.)
PARAMETER
SYMBOL
TEST CONDITIONS
Line Regulation
ΔV
OUT
/V
OUT
3V≤V
IN
-V
OUT
≤40V,
I
OUT
=100mA
V
OUT
≤5V
Load Regulation
ΔV
OUT
10mA≤I
OUT
≤1.5A
V
OUT
≥5V
Adjustable Pin Current
I
ADJ
3V≤V
IN
-V
OUT
≤40V,
Adjustable Pin Current Change
ΔI
ADJ
10mA≤I
OUT
≤500mA
3V≤V
IN
-V
OUT
≤40V,
Reference Voltage
V
REF
10mA≤I
OUT
≤1.5A,
P
D
＜P
MAX
Temperature Stability
Minimum Load Current for Regulation
Maximum Output Current
RMS Noise vs. %of V
OUT
Ripple Rejection
I
L(MIN)
I
O(MAX)
eN
RR
T
MIN
≤T
J
≤T
MAX
V
IN
-V
OUT
=40V
V
IN
-V
OUT
=40V, P
D
≤P
MAX
V
IN
-V
OUT
=15V, P
D
＜P
MAX
10H
Z
≤f≤10KH
Z
V
OUT
=10V,f=120H
Z
C
ADJ
=0
C
ADJ
=10μF
66
MIN
TYP
0.01
5
0.1
50
0.2
1.20
1.25
0.7
4.5
0.3
1.5
0.4
2.2
0.003
65
80
MAX
0.04
25
0.5
100
5
1.30
UNIT
%/V
mV
%
μA
μA
V
%/V
OUT
mA
A
A
%/V
OUT
dB
dB
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 5
QW-R101-026.D
UTC-IC [ UNISONIC TECHNOLOGIES ]
