Datasheets
LM2673S-12 by:

8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125

Part Details for LM2673S-12 by Texas Instruments

Results Overview of LM2673S-12 by Texas Instruments

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LM2673S-12 Information

LM2673S-12 by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Available Datasheets

Part # Manufacturer Description Datasheet
LM2673SD-12/NOPB Texas Instruments 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 14-VSON -40 to 125
LM2673S-12 Texas Instruments 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125
LM2673SDX-3.3/NOPB Texas Instruments 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 14-VSON -40 to 125

Price & Stock for LM2673S-12

Part # Distributor Description Stock Price Buy
Rochester Electronics LM2673 8V to 40V, 3A SIMPLE SWITCHER buck converter with adjustable current limit RoHS: Not Compliant Status: End of Life / Last Time Buy Min Qty: 1 3285
  • 1 $4.5400
  • 25 $4.4500
  • 100 $4.2700
  • 500 $4.0900
  • 1,000 $3.8600
$3.8600 / $4.5400 Buy Now

Part Details for LM2673S-12

LM2673S-12 CAD Models

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LM2673S-12 Part Data Attributes

LM2673S-12 Texas Instruments
Buy Now Datasheet
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LM2673S-12 Texas Instruments 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125
Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Obsolete
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 1998-05-01
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 3 A
Output Voltage-Max 37 V
Output Voltage-Min 1.23 V
Package Body Material PLASTIC/EPOXY
Package Code TO-263
Package Equivalence Code SMSIP7H,.55,50TB
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 235
Qualification Status Not Qualified
Seated Height-Max 4.79 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) NOT SPECIFIED
Width 8.64 mm

Alternate Parts for LM2673S-12

This table gives cross-reference parts and alternative options found for LM2673S-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 LM2673S-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 Manufacturer Composite Price Description Compare
LM2673SX-12 National Semiconductor Corporation Check for Price IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7, Switching Regulator or Controller LM2673S-12 vs LM2673SX-12
LM2673S-12/NOPB National Semiconductor Corporation Check for Price IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN, Switching Regulator or Controller LM2673S-12 vs LM2673S-12/NOPB
LM2673S-12/NOPB Texas Instruments $3.2520 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125 LM2673S-12 vs LM2673S-12/NOPB

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