LM337 Fairchild Semiconductor, LM337 Datasheet - Page 2

• Manufacturer Part Number: LM337
• Description: The LM337 is a 3-terminal negative adjustable regulator
• Manufacturer: Fairchild Semiconductor

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