Datasheets
LM2678S-12 by:

8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-DDPAK/TO-263 -40 to 125

Part Details for LM2678S-12 by Texas Instruments

Overview of LM2678S-12 by Texas Instruments

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

Price & Stock for LM2678S-12

Part # Distributor Description Stock Price Buy
DISTI # LM2678S-12-ND
DigiKey IC REG BUCK 12V 5A DDPAK Min Qty: 1 Lead time: 20 Weeks Container: Tube 192
In Stock
  • 1 $9.3400
  • 10 $8.4410
  • 45 $8.0480
  • 135 $6.9881
$6.9881 / $9.3400 Buy Now
DISTI # 926-LM2678S-12
Mouser Electronics Switching Voltage Regulators 8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-DDPAK/TO-263 -40 to 125 RoHS: Not Compliant 0
Order Now

Part Details for LM2678S-12

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LM2678S-12 Part Data Attributes:

LM2678S-12 Texas Instruments
Buy Now Datasheet
Compare Parts:
LM2678S-12 Texas Instruments 8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-DDPAK/TO-263 -40 to 125
Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Lifetime Buy
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code D2PAK
Package Description TO-263, 7 PIN
Pin Count 4
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Date Of Intro 1998-04-01
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 40 V
Input Voltage-Min 8 V
Input Voltage-Nom 24 V
JESD-30 Code R-PSSO-G7
JESD-609 Code e0
Length 10.16 mm
Moisture Sensitivity Level 3
Number of Functions 1
Number of Outputs 1
Number of Terminals 7
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 5 A
Output Voltage-Max 37 V
Output Voltage-Min 1.23 V
Package Body Material PLASTIC/EPOXY
Package Code TO-263
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 235
Qualification Status Not Qualified
Seated Height-Max 4.89 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 260 kHz
Temperature Grade AUTOMOTIVE
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 30
Width 8.64 mm

Alternate Parts for LM2678S-12

This table gives cross-reference parts and alternative options found for LM2678S-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 LM2678S-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
LM2678SX-12/NOPB 8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-DDPAK/TO-263 -40 to 125 Texas Instruments LM2678S-12 vs LM2678SX-12/NOPB
LM2678SX-12 SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7 Texas Instruments LM2678S-12 vs LM2678SX-12
Part Number Description Manufacturer Compare
LM2677SX-12 8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN Texas Instruments LM2678S-12 vs LM2677SX-12
LM2678SDX-12/NOPB IC 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14, LLP-14, Switching Regulator or Controller Texas Instruments LM2678S-12 vs LM2678SDX-12/NOPB
LM2678SDX-12 8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, DSO14, LLP-14 Texas Instruments LM2678S-12 vs LM2678SDX-12
LM2678SX-12 SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7 Texas Instruments LM2678S-12 vs LM2678SX-12
LM2678T-12/NOPB 8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-TO-220 -40 to 125 Texas Instruments LM2678S-12 vs LM2678T-12/NOPB
LM2677SD-12 8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, DSO14, LLP-14 Texas Instruments LM2678S-12 vs LM2677SD-12
LM2678SD-12/NOPB 8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 14-VSON -40 to 125 Texas Instruments LM2678S-12 vs LM2678SD-12/NOPB
LM2677T-12 8.75A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, ZFM7, TO-220, 7 PIN Texas Instruments LM2678S-12 vs LM2677T-12
LM2677SD-12/NOPB SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator with Sync 14-VSON -40 to 125 Texas Instruments LM2678S-12 vs LM2677SD-12/NOPB
LM2679S-12/NOPB SIMPLE SWITCHER® 8V to 40V, 5A Step-Down DC/DC Switching Regulator with Adjustable Current Limit 7-DDPAK/TO-263 -40 to 125 Texas Instruments LM2678S-12 vs LM2679S-12/NOPB

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