LM317L
Absolute Maximum Ratings
Parameter
Symbol
V - V
Value
40
Unit
V
Input-Output Voltage Differential
Power Dissipation
I
O
P
D
Internally limited
0 ~ +125
W
Operating Junction Temperature Range
Storage Temperature Range
T
j
°C
°C
T
-65 ~+125
STG
Electrical Characteristics
(V - V = 5V, I = 40mA, 0°C ≤ T ≤ +125°C, P
= 625mW, unless otherwise specified)
I
O
O
J
DMAX
Parameter
Symbol
Conditions
T = +25°C
Min. Typ. Max.
Unit
A
-
-
0.01 0.04
0.02 0.07
R
line
3V ≤ V − V ≤ 40V
%/V
I
O
*Line Regulation
*Load Regulation
3V ≤ V − V ≤ 40V
I
O
T = +25°C
A
10mA ≤ I ≤100mA
O
-
V
V
≤ 5V
≥5V
5
25
mV
%/ V
O
O
O
0.1
0.5
R
loal
10mA ≤ I ≤ 100mA
O
V
V
≤ 5V
≥ 5V
-
-
-
20
0.3
70
1.5
mV
O
O
%/ V
O
Adjustment Pin Current
I
-
50
100
µA
ADJ
3V ≤ V - V ≤ 40V
10mA ≤ I ≤ 100mA
O
P
I
O
Adjustment Pin Current Change
∆I
ADJ
0.2
5
µA
< P
D
DMAX
3V < V - V <40V
I
O
Reference Voltage
V
REF
10mA ≤ I ≤100mA
1.20 1.25 1.30
V
O
P
≤ P
DMAX
D
Temperature Stability
ST
-
-
-
0.7
3.5
-
%
T
Minimum Load Current to
Maintain Regulation
I
V - V = 40V
10
mA
mA
L(MIN)
I
O
V - V ≤ 15V, P < P
DMAX
100
200
-
I
O
D
Maximum output Current
I
O(MAX)
V - V ≤ 40V
I
O
25
-
50
-
-
P
< P
, T = +25°C
DMAX
D
A
RMS Noise, % of V
e
N
T =+ 25°C, 10Hz < f <10KHz
0.003
%/ V
dB
OUT
A
O
V
= 10V, f = 120Hz
O
Ripple Rejection
RR
ST
without C
66
-
65
80
-
-
ADJ
= 10uF
C
ADJ
Long-Term Stability
T = +125 °C, 1000 Hours
0.3
%
J
• Load and Line regulation are specified at constant junction temperature. Change in V due to heating effects must be taken
O
into account separately. Pulse testing with low duty cycle is used.
2
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
