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Power Circuits / Switching Regulator or Controllers / LM2673SX-5.0
Datasheets
LM2673SX-5.0 by:

IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7, Switching Regulator or Controller

Part Details for LM2673SX-5.0 by National Semiconductor Corporation

Overview of LM2673SX-5.0 by National Semiconductor Corporation

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Price & Stock for LM2673SX-5.0

Part # Distributor Description Stock Price Buy
Quest Components IC,SMPS CONTROLLER,VOLTAGE-MODE,BIPOLAR/MOS,SIP,7PIN,PLASTIC 33
  • 1 $5.1000
  • 7 $3.7400
  • 21 $3.4000
$3.4000 / $5.1000 Buy Now

Part Details for LM2673SX-5.0

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LM2673SX-5.0 Part Data Attributes

Parametric Data
LM2673SX-5.0 National Semiconductor Corporation
Buy Now Datasheet
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LM2673SX-5.0 National Semiconductor Corporation IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7, Switching Regulator or Controller
Rohs Code No
Part Life Cycle Code Transferred
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP
Package Description POWER, TO-263, SMT-7
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
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 12 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 Terminals 7
Output Current-Max 5.4 A
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 4.8 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 280 kHz
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 8.635 mm

Alternate Parts for LM2673SX-5.0

This table gives cross-reference parts and alternative options found for LM2673SX-5.0. 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 LM2673SX-5.0, 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-5.0/NOPB Texas Instruments $2.4114 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125 LM2673SX-5.0 vs LM2673SX-5.0/NOPB
LM2673SX-5.0/NOPB 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 LM2673SX-5.0 vs LM2673SX-5.0/NOPB
Part Number Manufacturer Composite Price Description Compare
LM2670SX-3.3/NOPB Texas Instruments $2.4114 SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator with Sync 7-DDPAK/TO-263 -40 to 125 LM2673SX-5.0 vs LM2670SX-3.3/NOPB
LM2670SX-5.0/NOPB Texas Instruments $2.4114 SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator with Sync 7-DDPAK/TO-263 -40 to 125 LM2673SX-5.0 vs LM2670SX-5.0/NOPB
LM2676T-5.0EP Texas Instruments Check for Price IC SWITCHING REGULATOR, Switching Regulator or Controller LM2673SX-5.0 vs LM2676T-5.0EP
LM2676T-3.3EP Texas Instruments Check for Price IC SWITCHING REGULATOR, Switching Regulator or Controller LM2673SX-5.0 vs LM2676T-3.3EP
LM2670SX-3.3EP National Semiconductor Corporation Check for Price IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, PLASTIC, TO-263, 7 PIN, Switching Regulator or Controller LM2673SX-5.0 vs LM2670SX-3.3EP
LM2677S-3.3/NOPB Texas Instruments $3.8415 SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator with Sync 7-DDPAK/TO-263 -40 to 125 LM2673SX-5.0 vs LM2677S-3.3/NOPB
LM2670T-5.0EP Texas Instruments Check for Price 5.4A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, PZFM7, PLASTIC, TO-220, 7 PIN LM2673SX-5.0 vs LM2670T-5.0EP
LM2670S-5.0EP National Semiconductor Corporation Check for Price IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, PLASTIC, TO-263, 7 PIN, Switching Regulator or Controller LM2673SX-5.0 vs LM2670S-5.0EP
LM2679S-3.3 Texas Instruments Check for Price SIMPLE SWITCHER® 8V to 40V, 5A Step-Down DC/DC Switching Regulator with Adjustable Current Limit 7-DDPAK/TO-263 -40 to 125 LM2673SX-5.0 vs LM2679S-3.3
LM2676SX-3.3 National Semiconductor Corporation Check for Price IC SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7, Switching Regulator or Controller LM2673SX-5.0 vs LM2676SX-3.3

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