SNVS778D – MAY 1999 – REVISED APRIL 2013
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
ABSOLUTE MAXIMUM RATINGS
(1) (2)
Power Dissipation
Input-Output Voltage Differential
Operating Junction Temperature Range
LM137
LM337-N
LM337I
Storage Temperature
Lead Temperature (Soldering, 10 sec.)
Plastic Package (Soldering, 4 sec.)
ESD Rating
(1)
(2)
Internally Limited
40V
−55°C
to +150°C
0°C to +125°C
−40°C
to +125°C
−65°C
to +150°C
300°C
260°C
2k Volts
Refer to RETS137H drawing for LM137H or RETS137K drawing for LM137K military specifications.
Unless otherwise specified, these specifications apply
−55°C ≤
T
j
≤
+150°C for the LM137, 0°C
≤
T
j
≤
+125°C for the LM337-N; V
IN
−
V
OUT
= 5V; and I
OUT
= 0.1A for the TO package and I
OUT
= 0.5A for the TO-3, SOT-223 and TO-220 packages. Although power
dissipation is internally limited, these specifications are applicable for power dissipations of 2W for the TO and SOT-223 (see
and 20W for the TO-3, and TO-220. I
MAX
is 1.5A for the TO-3, SOT-223 and TO-220 packages, and 0.2A for the
TO package.
ELECTRICAL CHARACTERISTICS
(1)
Parameter
Line Regulation
Load Regulation
Thermal Regulation
Adjustment Pin Current
Adjustment Pin Current Charge
10 mA
≤
I
L
≤
I
MAX
3.0V
≤
|V
IN
−
V
OUT
|
≤
40V,
T
A
= 25°C
Reference Voltage
T
j
= 25°C
(3)
(3)
Conditions
Min
T
j
= 25°C, 3V
≤
|V
IN
−
V
OUT
|
≤
40V
(2)
LM137
Typ
0.01
0.3
0.002
65
2
Max
0.02
0.5
0.02
100
5
Min
LM337
Typ
0.01
0.3
0.003
65
2
Max
0.04
1.0
0.04
100
5
Units
%/V
%
%/W
μA
μA
I
L
= 10 mA
T
j
= 25°C, 10 mA
≤
I
OUT
≤
I
MAX
T
j
= 25°C, 10 ms Pulse
−1.225 −1.250 −1.275 −1.213 −1.250 −1.287
−1.200 −1.250 −1.300 −1.200 −1.250 −1.300
0.02
0.3
0.6
2.5
1.2
5
3
0.05
1
0.02
0.3
0.6
2.5
1.5
10
6
0.07
1.5
V
V
%/V
%
%
mA
mA
3V
≤
|V
IN
−
V
OUT
|
≤
40V,
Line Regulation
Load Regulation
Temperature Stability
Minimum Load Current
3V
≤
|V
IN
−
V
OUT
|
≤
40V,
10 mA
≤
I
OUT
≤
I
MAX
,
T
MIN
≤
T
j
≤
T
MAX
|V
IN
−
V
OUT
|
≤
40V
|V
IN
−
V
OUT
|
≤
10V
(2)
10 mA
≤
I
OUT
≤
I
MAX
, P
≤
P
MAX
(2)
(1)
(2)
(3)
Unless otherwise specified, these specifications apply
−55°C ≤
T
j
≤
+150°C for the LM137, 0°C
≤
T
j
≤
+125°C for the LM337-N; V
IN
−
V
OUT
= 5V; and I
OUT
= 0.1A for the TO package and I
OUT
= 0.5A for the TO-3, SOT-223 and TO-220 packages. Although power
dissipation is internally limited, these specifications are applicable for power dissipations of 2W for the TO and SOT-223 (see
and 20W for the TO-3, and TO-220. I
MAX
is 1.5A for the TO-3, SOT-223 and TO-220 packages, and 0.2A for the
TO package.
Regulation is measured at constant junction temperature, using pulse testing with a low duty cycle. Changes in output voltage due to
heating effects are covered under the specification for thermal regulation. Load regulation is measured on the output pin at a point
⅛
in.
below the base of the TO-3 and TO packages.
Selected devices with tightened tolerance reference voltage available.
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