Texas Instruments LM2678T-ADJ

8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-TO-220 -40 to 125
Production

Price and Stock

Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers

Technical Specifications

Physical
Case/PackageTO-220
MountThrough Hole
Number of Pins7
Technical
Efficiency84 %
Frequency260 kHz
Max Input Voltage40 V
Max Operating Temperature125 °C
Max Output Current5 A
Max Output Voltage37 V
Max Supply Voltage40 V
Min Input Voltage8 V
Min Operating Temperature-40 °C
Min Output Voltage1.21 V
Min Supply Voltage8 V
Number of Outputs1
Output ConfigurationPositive
Output Current5 A
Output TypeAdjustable
Output Voltage37 V
PackagingCut Tape
Quiescent Current4.2 mA
Switching Frequency260 kHz
Synchronous RectifierNo
TerminationThrough Hole
Dimensions
Height4.7 mm
Length14.986 mm
Thickness4.572 mm
Width10.16 mm

Documents

Download datasheets and manufacturer documentation for Texas Instruments LM2678T-ADJ.

Texas Instruments
Official datasheet0 pages0 years ago
Datasheet32 pages11 years ago
Technical Drawing2 pages11 years ago
Upverter
Datasheet34 pages9 years ago
Datasheet35 pages10 years ago
Farnell
Datasheet27 pages11 years ago
Datasheet36 pages7 years ago
Datasheet27 pages18 years ago
Datasheet26 pages15 years ago
iiiC
Datasheet27 pages11 years ago
National Semiconductor
Datasheet28 pages12 years ago
Jameco
Datasheet28 pages16 years ago

Inventory History

3 month trend:
-31.76%

Supply Chain

Lifecycle StatusProduction (Last Updated: 4 days ago)
Manufacturer Lifecycle StatusLIFEBUY (Last Updated: 4 days ago)

Engineering Resources

View Evaluation kits and Reference designs for Texas Instruments LM2678T-ADJ.

Related Parts

Descriptions

Descriptions of Texas Instruments LM2678T-ADJ provided by its distributors.

8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency 7-TO-220 -40 to 125
Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, PZFM7
Conv DC-DC 8V to 40V Step Down Single-Out 1.2V to 37V 5A 7-Pin(7+Tab) TO-220 Tube
SWITCHING REG 5A ADJ, 2678, TO2207; Voltage Regulator Type:Switching, Step Down (Buck); Voltage, Input Max:40V; Voltage, Output Max:37V; Output Current Max:5A; Percentage Accuracy:2%; Frequency:260kHz; Voltage, Supply Min:8V; ;RoHS Compliant: Yes
SWITCHING REG 5A ADJ, 2678, TO2207; Topology: Buck (Step Down); Input Voltage Min: 8V; Input Voltage Max: 40V; No. of Outputs: 1Outputs; DC / DC Converter IC Case: TO-220; No. of Pins: 7Pins; Output Current: 5A; Output Voltage Min: 1.2V; Output Voltage Max: 37V; Switching Frequency: 260kHz; Operating Temperature Max: 125°C; Product Range: -; Automotive Qualification Standard: -; MSL: -; SVHC: No SVHC (27-Jun-2018); Accuracy %: 2%; Adjustable Output Voltage Min: 1.285V; Base Number: 2678; Device Marking: LM2678T-ADJ; Frequency: 260kHz; IC Generic Number: 2678; Operating Temperature Min: -40°C; Operating Temperature Range: -40°C to +125°C; Output Current Max: 5A; Output Voltage: 37V; Power Supply IC Type: Step-down switching regulator; Primary Input Voltage: 40V; Supply Voltage Min: 8V; Voltage Regulator Type: Switching, Step Down (Buck)

Manufacturer Aliases

Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:

  • TI
  • TEXAS
  • TEXAS INST
  • TEXAS INSTR
  • TEXAS INSTRUMENT
  • TEXAS INS
  • TEXAS INSTRUMENTS INC
  • TEXAS INSTRU
  • TEXAS INSTRUMEN
  • TI/NS
  • TEX
  • Texas Instruments (TI)
  • TEXASIN
  • TEXAS INSTRUMENTS INCORPORATED
  • TEXINS
  • TEXAS INTRUMENTS
  • TEAXS
  • TEXASI
  • TEXAS INSTRUM
  • TI Texas Instruments
  • TEXAS USD
  • TEXAS INSRUMENTS
  • TEXAS INSRUMENT
  • TEXAS INSTUMENTS
  • TEXAS INTRUMENT
  • Texas Instr.
  • Texas Instruments Inc.

Part Number Aliases

This part may be known by these alternate part numbers:

  • LM2678T-ADJ .

Technical Specifications

Physical
Case/PackageTO-220
MountThrough Hole
Number of Pins7
Technical
Efficiency84 %
Frequency260 kHz
Max Input Voltage40 V
Max Operating Temperature125 °C
Max Output Current5 A
Max Output Voltage37 V
Max Supply Voltage40 V
Min Input Voltage8 V
Min Operating Temperature-40 °C
Min Output Voltage1.21 V
Min Supply Voltage8 V
Number of Outputs1
Output ConfigurationPositive
Output Current5 A
Output TypeAdjustable
Output Voltage37 V
PackagingCut Tape
Quiescent Current4.2 mA
Switching Frequency260 kHz
Synchronous RectifierNo
TerminationThrough Hole
Dimensions
Height4.7 mm
Length14.986 mm
Thickness4.572 mm
Width10.16 mm

Documents

Download datasheets and manufacturer documentation for Texas Instruments LM2678T-ADJ.

Texas Instruments
Official datasheet0 pages0 years ago
Datasheet32 pages11 years ago
Technical Drawing2 pages11 years ago
Upverter
Datasheet34 pages9 years ago
Datasheet35 pages10 years ago
Farnell
Datasheet27 pages11 years ago
Datasheet36 pages7 years ago
Datasheet27 pages18 years ago
Datasheet26 pages15 years ago
iiiC
Datasheet27 pages11 years ago
National Semiconductor
Datasheet28 pages12 years ago
Jameco
Datasheet28 pages16 years ago

Compliance

Environmental Classification
Lead FreeContains Lead
Radiation HardeningNo
REACH SVHCNo SVHC
RoHSCompliant
Compliance Statements
Conflict Mineral Statement2 pages11 years ago
Reach Statement7 pages10 years ago