Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Where used in Applications:
Energy and Power Systems
Transportation and Logistics
Renewable Energy
Automotive
Part Symbol
Footprint
3D Model
Moisture Sensitivity Level
Operating Temperature-Max
Operating Temperature-Min
SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)
Time@Peak Reflow Temperature-Max (s)
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Texas Instruments
8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 14-VSON -40 to 125
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LM2678SD-12/NOPB - Texas Instruments
LM2678SD-12 - National Semiconductor Corporation
LM2678SD-12/NOPB - National Semiconductor Corporation
LM2678SDX-12/NOPB - National Semiconductor Corporation
LM2678SDX-12 - Texas Instruments
LM2678SDX-12 - National Semiconductor Corporation
LM2678SD-12/NOPB - Texas Instruments
LM2677SDX-12 - Texas Instruments
LM2678SX-12/NOPB - Texas Instruments
E-L4973D3.3 - STMicroelectronics
LM2677SX-12 - Texas Instruments
LM2677SD-12/NOPB - Texas Instruments
LM2677SD-12 - Texas Instruments
LM2677SX-12/NOPB - Texas Instruments
E-L4973D5.1 - STMicroelectronics
LM2677T-12/NOPB - Texas Instruments
This table gives cross-reference parts and alternative options found for LM2678SD-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 LM2678SD-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
LM2678SD-12/NOPB
8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 14-VSON -40 to 125
Texas Instruments
LM2678SD-12 vs LM2678SD-12/NOPB
LM2678SD-12
IC 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14, LLP-14, Switching Regulator or Controller
National Semiconductor Corporation
LM2678SD-12 vs LM2678SD-12
LM2678SD-12/NOPB
IC 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14, LLP-14, Switching Regulator or Controller
National Semiconductor Corporation
LM2678SD-12 vs LM2678SD-12/NOPB
LM2678SDX-12/NOPB
IC 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14, LLP-14, Switching Regulator or Controller
National Semiconductor Corporation
LM2678SD-12 vs LM2678SDX-12/NOPB
LM2678SDX-12
8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, DSO14, LLP-14
Texas Instruments
LM2678SD-12 vs LM2678SDX-12
LM2678SDX-12
IC 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14, LLP-14, Switching Regulator or Controller
National Semiconductor Corporation
LM2678SD-12 vs LM2678SDX-12
Part Number
Description
Manufacturer
Compare
LM2678SD-12/NOPB
8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 14-VSON -40 to 125
Texas Instruments
LM2678SD-12 vs LM2678SD-12/NOPB
LM2677SDX-12
8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, DSO14, LLP-14
Texas Instruments
LM2678SD-12 vs LM2677SDX-12
LM2678SX-12/NOPB
8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-DDPAK/TO-263 -40 to 125
Texas Instruments
LM2678SD-12 vs LM2678SX-12/NOPB
E-L4973D3.3
5.5A SWITCHING REGULATOR, 300kHz SWITCHING FREQ-MAX, PDSO20, LEAD FREE, SOP-20
STMicroelectronics
LM2678SD-12 vs E-L4973D3.3
LM2677SX-12
8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN
Texas Instruments
LM2678SD-12 vs LM2677SX-12
LM2677SD-12/NOPB
SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator with Sync 14-VSON -40 to 125
Texas Instruments
LM2678SD-12 vs LM2677SD-12/NOPB
LM2677SD-12
8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, DSO14, LLP-14
Texas Instruments
LM2678SD-12 vs LM2677SD-12
LM2677SX-12/NOPB
SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator with Sync 7-DDPAK/TO-263 -40 to 125
Texas Instruments
LM2678SD-12 vs LM2677SX-12/NOPB
E-L4973D5.1
5.5A SWITCHING REGULATOR, 300kHz SWITCHING FREQ-MAX, PDSO20, LEAD FREE, SO-20
STMicroelectronics
LM2678SD-12 vs E-L4973D5.1
LM2677T-12/NOPB
SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator with Sync 7-TO-220 -40 to 125
Texas Instruments
LM2678SD-12 vs LM2677T-12/NOPB