LM337T Fairchild Semiconductor, LM337T Datasheet - Page 2

• Manufacturer Part Number: LM337T
• Description: IC REG 1.5A NEG-ADJ TO-220
• Manufacturer: Fairchild Semiconductor
• Type: Linearr

Specifications of LM337T

• Regulator Topology: Negative Adjustable
• Voltage - Output: -1.2 ~ -37 V
• Voltage - Input: Down to -40V
• Number Of Regulators: 1
• Current - Output: 1.5A
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Package: 3TO-220AB
• Function: Standard
• Number Of Outputs: 1
• Output Voltage: -1.2 to -37 V
• Maximum Output Current: 1.5 A
• Output Type: Adjustable
• Polarity: Negative
• Reference Voltage: -1.287 V
• Output Current: 1.5 A
• Line Regulation: 0.04 % / V
• Load Regulation: 50 mV
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LM337TFS

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