LM2678SX-ADJ/NOPB Part Information

Details for LM2678SX-ADJ/NOPB by Texas Instruments

Electronic & Electrical Components>Semiconductors - ICs>Power Management

Part Downloads

Part Features

  • 120-mu03a9 DMOS Output Switch
  • 260-kHz Fixed Frequency Internal Oscillator
  • 3.3-V, 5-V, and 12-V Fixed Output and Adjustable (1.2 V to 37 V) Versions
  • 50-u03bcA Standby Current When Switched OFF
  • Efficiency Up to 92%
  • Simple and Easy to Design Using Off-the-Shelf External Components
  • Wide Input Voltage Range: 8 V to 40 V
  • u00b12% Maximum Output Tolerance Over Full Line and Load Conditions
  • u221240 to 125u00b0C Operating Junction Temperature

Part Specifications

Topology Buck (Step Down)
Input Voltage Min 8V
Input Voltage Max 40V
No. of Outputs 1Outputs
DC / DC Converter IC Case TO-263
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 -
RoHS Phthalates Compliant Yes
MSL -
SVHC No SVHC (27-Jun-2018)
RoHS Compliant

Alternative Part Descriptions

  • DC/DC CONV, BUCK, 5A, 260KHZ, TO-263-7; Topology:Buck (Step Down); Input Voltage Min:8V; Input Voltage Max:40V; No. of Outputs:1Outputs; DC / DC Converter IC Case:TO-263; No. of Pins:7Pins; Output Current:5A; Output Voltage Min:1.2V;RoHS Compliant: Yes | Newark Electronics
  • Switch. Reg 5A 1,2-37V 45Vs D²Pak-7 | Schukat Electronic
  • 8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency | Texas Instruments
  • Switching Regulator IC [Texas Instruments] LM2678SX-ADJ/NOPB Switching Regulator IC | Distrelec

Frequently Asked Questions

Where can I find additional details, specifications and documents for a LM2678SX-ADJ/NOPB?

Additional datasheets, footprints and schematics for LM2678SX-ADJ/NOPB are listed in our Part Details tab. You can also find the LM2678SX-ADJ/NOPB image and similar parts on this details page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for LM2678SX-ADJ/NOPB in the Pricing & Inventory tab next to part details. You can view LM2678SX-ADJ/NOPB price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does LM2678SX-ADJ/NOPB fall under?

The LM2678SX-ADJ/NOPB is listed under Electronic & Electrical Components > Semiconductors - ICs > Power Management.

Can I view similar or alternative parts?

You can view similar parts to LM2678SX-ADJ/NOPB when available in the Power Management range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the LM2678SX-ADJ/NOPB you can contact the distributor directly for product support, shipping queries etc.

Is the LM2678SX-ADJ/NOPB RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Farnell.

Which authorised distributors for LM2678SX-ADJ/NOPB have stock available?

Authorised distributors including Newark Electronics, Schukat Electronic, Texas Instruments and Distrelec have stock available or on a lead time for LM2678SX-ADJ/NOPB.

How do I check stock and lead times for all distributors?

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