LM337
Absolute Maximum Ratings
Parameter
Input-Output Voltage Differential
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Symbol
|V
I
- V
O
|
P
D
T
OPR
T
STG
Value
40
Internally limited
0 ~ +125
-65 ~+125
Unit
V
W
°C
°C
Electrical Characteristics
(V
I
- V
O
= 5V, I
O
= 40mA, 0°C
≤
T
J
≤
+125°C, P
DMAX
= 20W, unless otherwise specified)
Parameter
Symbol
Conditions
T
A
= +25°C
3V
≤
I
V
I
- V
O
I
≤
40V
3V
≤
I V
I
- V
O
I
≤
40V
T
A
= +25°C
10mA
≤
I
O
≤
0.5A
10mA
≤
I
O
≤
1.5A
Adjustable Pin Current
Adjustable Pin Current Change
I
ADJ
∆I
ADJ
-
T
A
=+ 25°C
10mA
≤
I
O
≤
1.5A
3V
≤I
V
I
- V
O
I
≤
40V
T
A
=+ 25°C
Reference Voltage
Temperature Stability
Minimum Load Current to Maintain
Regulation
Output Noise
Ripple Rejection Ratio
Long Term Stability
Thermal Resistance Junction to
Case
V
REF
ST
T
I
L(MIN)
e
N
RR
ST
R
θJC
3V
≤
I V
I
- V
O
I
≤
40V
10mA
≤
I
O
≤
1.5A
0°C
≤ ΤJ ≤ +125°C
3V
≤I
V
I
- V
O
I
≤
40V
3V
≤I
V
I
- V
O
I
≤
10V
T
A
=+25°C 10Hz
≤
f
≤10KHz
V
O
= -10V, f = 120Hz
C
ADJ
= 10µF (Note2)
T
J
= 125°C ,1000Hours
-
Min
-
-
-
-
-
-
-1.213
-1.200
-
-
-
-
-
66
-
-
Typ.
0.01
0.02
15
15
50
2
-1.250
-1.250
0.6
2.5
1.5
0.003
60
77
0.3
4
Max.
0.04
0.07
50
mV
150
100
5
-1.287
-1.300
-
10
6
-
-
-
1
-
dB
%
°C/
W
mA
V/10
6
V
%
µA
µA
Unit
%/ V
Line Regulation (Note1)
R
line
Load Regulation (Note1)
R
load
Note:
1. Load and line regulation are specified at constant junction temperature. Change in V
O due to heating effects
must be taken into
account separately. Pulse testing with low duty is used.
2. C
ADJ
, when used, is connected detween the adjustment pin and ground.
2
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
