Datasheets
LM340KC-12 by:

12V FIXED POSITIVE REGULATOR, MBFM2, METAL CAN, TO-3, 2 PIN

Part Details for LM340KC-12 by Texas Instruments

Overview of LM340KC-12 by Texas Instruments

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Part Details for LM340KC-12

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LM340KC-12 Part Data Attributes

LM340KC-12 Texas Instruments
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LM340KC-12 Texas Instruments 12V FIXED POSITIVE REGULATOR, MBFM2, METAL CAN, TO-3, 2 PIN
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP
Package Description TO-3, TO-204/-3
Reach Compliance Code unknown
ECCN Code EAR99
HTS Code 8542.39.00.01
Adjustability FIXED
Dropout Voltage1-Nom 3.1 V
Input Voltage Absolute-Max 35 V
Input Voltage-Max 35 V
Input Voltage-Min 14.5 V
JESD-30 Code O-MBFM-P2
JESD-609 Code e0
Line Regulation-Max 0.12%
Load Regulation-Max 0.12%
Number of Functions 1
Number of Outputs 1
Number of Terminals 2
Operating Temperature TJ-Max 70 °C
Operating Temperature TJ-Min
Output Current1-Max 1.5 A
Output Voltage1-Max 12.5 V
Output Voltage1-Min 11.5 V
Output Voltage1-Nom 12 V
Package Body Material METAL
Package Code TO-3
Package Equivalence Code TO-204/-3
Package Shape ROUND
Package Style FLANGE MOUNT
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface Mount NO
Technology BIPOLAR
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form PIN/PEG
Terminal Position BOTTOM
Voltage Tolerance-Max 5%

Alternate Parts for LM340KC-12

This table gives cross-reference parts and alternative options found for LM340KC-12. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM340KC-12, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
IP7812K-883BR1 Fixed Positive Standard Regulator, 12VMBFM2, TO-3, 3 PIN TT Electronics Resistors LM340KC-12 vs IP7812K-883BR1
LM140AK-12R1 12V FIXED POSITIVE REGULATOR, MBFM2, TO-3, 3 PIN TT Electronics Power and Hybrid / Semelab Limited LM340KC-12 vs LM140AK-12R1
LM140K-12-883BR1 Fixed Positive Standard Regulator, 12VMBFM2, TO-3, 3 PIN TT Electronics Resistors LM340KC-12 vs LM140K-12-883BR1
IP7812K-BSS2 Fixed Positive Standard Regulator, 12VMBFM2, TO-3, 3 PIN TT Electronics Resistors LM340KC-12 vs IP7812K-BSS2
IP140AK-12-BSS2 12V FIXED POSITIVE REGULATOR, MBFM2, TO-3, 3 PIN TT Electronics Power and Hybrid / Semelab Limited LM340KC-12 vs IP140AK-12-BSS2
5962-8777601YA Fixed Positive Standard Regulator, 12VMBFM2, Unitrode Corp (RETIRED) LM340KC-12 vs 5962-8777601YA
IP7812K-883B 12V FIXED POSITIVE REGULATOR, MBFM2, TO-3, 3 PIN TT Electronics Power and Hybrid / Semelab Limited LM340KC-12 vs IP7812K-883B
IP140AK-12-883B Fixed Positive Standard Regulator, 12VMBFM2, TO-3, 2/3 PIN TT Electronics Resistors LM340KC-12 vs IP140AK-12-883B
IP7812KR1 12V FIXED POSITIVE REGULATOR, MBFM2, TO-3, 2 PIN TT Electronics Power and Hybrid / Semelab Limited LM340KC-12 vs IP7812KR1
5962-8777601YX Fixed Positive Standard Regulator, 12VMBFM2, Linfinity Microelectronics LM340KC-12 vs 5962-8777601YX
Part Number Description Manufacturer Compare
TA7805S IC VREG 5 V FIXED POSITIVE REGULATOR, PSFM3, 2.54 MM PITCH, LEAD FREE, PLASTIC, TO-220, HSIP-3, Fixed Positive Single Output Standard Regulator Toshiba America Electronic Components LM340KC-12 vs TA7805S
SG7812IG Fixed Positive Standard Regulator, 12VBIPolar, CSFM3 Microchip Technology Inc LM340KC-12 vs SG7812IG
UA7812QKC 12V FIXED POSITIVE REGULATOR, PSFM3, TO-220AB, 3 PIN Texas Instruments LM340KC-12 vs UA7812QKC
NTE968 Fixed Positive Standard Regulator, 15VPSFM3, TO-220, 3 PIN NTE Electronics Inc LM340KC-12 vs NTE968
ML78M18A Fixed Positive Standard Regulator, 18VBIPolar, PSFM3, TO-220 Micro Electronics Corporation LM340KC-12 vs ML78M18A
AN78M09F Fixed Positive Standard Regulator, 9VBIPolar, PSFM3, TO-220, 3 PIN Panasonic Electronic Components LM340KC-12 vs AN78M09F
IP140G-12R1 12V FIXED POSITIVE REGULATOR, SFM3, TO-257, 3 PIN TT Electronics Power and Hybrid / Semelab Limited LM340KC-12 vs IP140G-12R1
IP7812IGR1 Fixed Positive Standard Regulator, 12V, TO-257, 3 PIN TT Electronics Resistors LM340KC-12 vs IP7812IGR1
LM7808ACT Fixed Positive Standard Regulator, 8VBIPolar, PSFM3, TO-220, 3 PIN Fairchild Semiconductor Corporation LM340KC-12 vs LM7808ACT
5962-8777601TX Fixed Positive Standard Regulator, 12VMSFM3, Unitrode Corp (RETIRED) LM340KC-12 vs 5962-8777601TX

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