Datasheet

LT137A/LM137
LT337A/LM337
2
137afb
PRECONDITIONING ABSOLUTE MAXIMUM RATINGS
Power Dissipation .......................…….Internally Limited
Input to Output Voltage Differential ..................…….40V
Operating Junction Temperature Range
LT137A/LM137 .................................. –55°C to 150°C
LT337A/LM337 ...................................... 0°C to 125°C
Storage Temperature Range
LT137A/LM137 .................................. –65°C to 150°C
LT337A/LM337 .................................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec.) ................. 300°C
(Note 1)
2
1
V
OUT
CASE
IS V
IN
ADJ
K PACKAGE
2-LEAD TO-3 METAL CAN
BOTTOM VIEW
θ
JA
= 35°C/W, θ
JC
= 3°C/W
OBSOLETE PACKAGE
Consider the M and T Packages for Alternate Source
BOTTOM VIEW
CASE IS INPUT
1
2
3
V
OUT
V
IN
ADJ
H PACKAGE
3-LEAD TO-39 METAL CAN
θ
JA
= 150°C/W, θ
JC
= 15°C/W
OBSOLETE PACKAGE
Consider the M and T Packages for Alternate Source
M PACKAGE
3-LEAD PLASTIC DD
FRONT VIEW
TAB
IS
INPUT
V
OUT
V
IN
ADJ
3
2
1
θ
JA
= 30°C/W, θ
JC
= 3°C/W
TAB IS
INPUT
T PACKAGE
3-LEAD PLASTIC TO-220
V
OUT
V
IN
ADJ
FRONT VIEW
3
2
1
θ
JA
= 50°C/W, θ
JC
= 4°C/W
PIN CONFIGURATION
ORDER INFORMATION
100% Thermal Limit Burn-In
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT337AM#PBF LT337AM#TRPBF LT337AM 3-Lead Plastic DD 0°C to 125°C
LT337AT#PBF LT337AT#TRPBF LT337AT 3-Lead Plastic TO-220 0°C to 125°C
LM337T#PBF LM337T#TRPBF LM337T 3-Lead Plastic TO-220 0°C to 125°C
LEAD BASED FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT337AM LT337AM#TR LT337AM 3-Lead Plastic DD 0°C to 125°C
LT337AT LT337AT#TR LT337AT 3-Lead Plastic TO-220 0°C to 125°C