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Power Circuits Switching Regulator or Controllers LM2673SX-5.0/NOPB

Power Circuits
LM2673SX-5.0/NOPB
Description: 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125

Overview of LM2673SX-5.0/NOPB by Texas Instruments

Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Available Datasheets

Part # Manufacturer Description Datasheet
DS96174CN/NOPB Rochester Electronics LLC DS96174 - Line Driver, 4 Func, 4 Driver, BIPolar, PDIP16
LM611IM/NOPB Rochester Electronics LLC LM611IM - Operational Amplifier, 7000uV Offset-Max, BIPolar

Price & Stock for LM2673SX-5.0/NOPB by Texas Instruments

Part # Manufacturer Description Stock Price Buy
DISTI # 26AJ7193
Newark Dc/Dc Conv, Buck, 260Khz, To-263-7, Topology:Buck (Step Down), Input Voltage Min:8V, Input Voltage Max:40V, Dc/Dc Converter Ic Case:To-263, No. Of Pins:7Pins, Output Current:3A, Output Voltage Nom.:5V, Switching Frequency:260Khz, Rohs Compliant: Yes |TEXAS INSTRUMENTS LM2673SX-5.0/NOPB RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape 0
  • 1 $6.2300
  • 10 $5.9600
  • 25 $5.6600
  • 50 $5.4200
  • 100 $5.1800
  • 250 $5.0200
$5.0200 / $6.2300 Buy Now
DISTI # LM2673SX-5.0/NOPBCT-ND
DigiKey IC REG BUCK 5V 3A DDPAK Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 1085
In Stock
  • 1 $5.4200
  • 10 $3.9930
  • 25 $3.6360
  • 100 $3.2436
  • 250 $3.0564
  • 500 $2.9435
  • 1,000 $2.8506
  • 1,500 $2.8040
  • 2,500 $2.7524
  • 3,500 $2.7223
$2.7223 / $5.4200 Buy Now
DISTI # 926-LM2673SX50NOPB
Mouser Electronics Switching Voltage Regulators 3A SD VTG Reg w/ Adj Crnt Limit RoHS: Compliant 2843
  • 1 $5.8700
  • 10 $3.9100
  • 100 $3.2900
  • 250 $2.9900
  • 500 $2.8000
  • 1,000 $2.5700
$2.5700 / $5.8700 Buy Now
Bristol Electronics   Min Qty: 2 180
  • 2 $4.9280
  • 7 $3.2032
  • 17 $2.4640
  • 52 $2.2999
  • 110 $2.1353
$2.1353 / $4.9280 Buy Now
Quest Components SWITCHING REGULATOR, VOLTAGE-MODE, 3A, 260KHZ SWITCHING FREQ-MAX, PSSO7 144
  • 1 $6.6000
  • 7 $3.3000
  • 62 $3.0800
$3.0800 / $6.6000 Buy Now
LCSC Step-down type Fixed 8V40V 5V 3A DDPAK(TO-263-7) DC-DC Converters ROHS 5
  • 1 $5.3193
  • 10 $4.7397
  • 30 $4.3687
  • 100 $4.0095
$4.0095 / $5.3193 Buy Now
Win Source Electronics LM2673 SIMPLE SWITCHER® 3-A Step-Down Voltage Regulator With Adjustable Current Limit 22500
  • 14 $3.6740
  • 34 $3.0150
  • 52 $2.9210
  • 71 $2.8270
  • 92 $2.7320
  • 123 $2.4500
$2.4500 / $3.6740 Buy Now

CAD Models for LM2673SX-5.0/NOPB by Texas Instruments
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Part Data Attributes for LM2673SX-5.0/NOPB by Texas Instruments
Parametric Data

LM2673SX-5.0/NOPB
Texas Instruments
Buy Now
-
-
Pbfree Code
Yes
Rohs Code
No
Part Life Cycle Code
Active
Ihs Manufacturer
TEXAS INSTRUMENTS INC
Part Package Code
D2PAK
Package Description
TO-263,
Pin Count
4
Reach Compliance Code
not_compliant
ECCN Code
EAR99
HTS Code
8542.39.00.01
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
12 V
JESD-30 Code
R-PSSO-G7
JESD-609 Code
e3
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)
245
Qualification Status
Not Qualified
Seated Height-Max
4.8 mm
Surface Mount
YES
Switcher Configuration
BUCK
Switching Frequency-Max
260 kHz
Temperature Grade
AUTOMOTIVE
Terminal Finish
Matte Tin (Sn)
Terminal Form
GULL WING
Terminal Pitch
1.27 mm
Terminal Position
SINGLE
Time@Peak Reflow Temperature-Max (s)
NOT SPECIFIED
Width
8.635 mm
Want to compare parts?
  1. LM2673SX-5.0/NOPB
    Texas Instruments
    8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125
    VS

Alternate Parts for LM2673SX-5.0/NOPB

This table gives cross-reference parts and alternative options found for LM2673SX-5.0/NOPB. 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/NOPB, 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
LM2673SX-5.0 IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7, Switching Regulator or Controller National Semiconductor Corporation LM2673SX-5.0/NOPB vs LM2673SX-5.0
LM2673SX-5.0/NOPB IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7, Switching Regulator or Controller National Semiconductor Corporation LM2673SX-5.0/NOPB vs LM2673SX-5.0/NOPB
Part Number Description Manufacturer Compare
LM2676S-ADJ/NOPB IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN, Switching Regulator or Controller National Semiconductor Corporation LM2673SX-5.0/NOPB vs LM2676S-ADJ/NOPB
LM2670S-3.3/NOPB SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator with Sync 7-DDPAK/TO-263 -40 to 125 Texas Instruments LM2673SX-5.0/NOPB vs LM2670S-3.3/NOPB
LM2676SDX-3.3 IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14, LLP-14, Switching Regulator or Controller Texas Instruments LM2673SX-5.0/NOPB vs LM2676SDX-3.3
LM2670S-ADJEP IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, PLASTIC, TO-263, 7 PIN, Switching Regulator or Controller National Semiconductor Corporation LM2673SX-5.0/NOPB vs LM2670S-ADJEP
LM2679S-3.3/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 LM2673SX-5.0/NOPB vs LM2679S-3.3/NOPB
LM2670S-ADJEP 5.4A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, PSSO7, PLASTIC, TO-263, 7 PIN Texas Instruments LM2673SX-5.0/NOPB vs LM2670S-ADJEP
LM2673T-5.0 5.4A SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, ZFM7, TO-220, 7 PIN Texas Instruments LM2673SX-5.0/NOPB vs LM2673T-5.0
LM2670S-5.0 IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN, Switching Regulator or Controller National Semiconductor Corporation LM2673SX-5.0/NOPB vs LM2670S-5.0
LM2676LD-3.3 IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14, LLP-14, Switching Regulator or Controller National Semiconductor Corporation LM2673SX-5.0/NOPB vs LM2676LD-3.3
LM2676SX-ADJ/NOPB SIMPLE SWITCHER® 8V to 40V, 3A Low Component Count Step-Down Regulator 7-DDPAK/TO-263 -40 to 125 Texas Instruments LM2673SX-5.0/NOPB vs LM2676SX-ADJ/NOPB

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