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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLM2673SD-ADJ
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LM2673SD-ADJ - Texas Instruments

Manufacturer Part Number
LM2673SD-ADJ
Manufacturer
Texas Instruments
Allelco Part Number
32D-LM2673SD-ADJ
ECAD Model
Parts Description
IC REG BUCK ADJUSTABLE 3A 14VSON
Detailed Description
Package
14-VDFN Exposed Pad
Data sheet
LM2673SD-ADJ.pdf
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In stock: 14300

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Specifications

LM2673SD-ADJ Tech Specifications
Texas Instruments - LM2673SD-ADJ technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LM2673SD-ADJ

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 1.2V  
Voltage - Output (Max) 37V  
Voltage - Input (Min) 8V  
Voltage - Input (Max) 40V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package 14-VSON (5x6)  
Series SIMPLE SWITCHER®  
Package / Case 14-VDFN Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 260kHz  
Current - Output 3A  
Base Product Number LM2673  

Parts Introduction

Manufacturer Part Number

LM2673SD-ADJ

Manufacturer

Texas Instruments

Introduction

The LM2673SD-ADJ is a highly efficient, step-down DC-DC switching regulator that provides a wide input voltage range of 8V to 40V and an adjustable output voltage from 1.2V to 37V. It is capable of delivering up to 3A of output current and operates at a switching frequency of 260kHz. This device is part of the SIMPLE SWITCHER® series, designed for easy implementation and high-performance power conversion.

Product Features and Performance

Wide input voltage range: 8V to 40V

Adjustable output voltage: 1.2V to 37V

Maximum output current: 3A

Switching frequency: 260kHz

High efficiency up to 95%

Internal compensation for easy design

Thermal shutdown and current limit protection

Low quiescent current in shutdown mode

Product Advantages

Wide input and output voltage range for versatile applications

Adjustable output voltage for custom power requirements

High efficiency for improved energy savings

Compact size and simple design for easy integration

Robust protection features for reliability and safety

Key Reasons to Choose This Product

Excellent power conversion efficiency

Flexible voltage and current output capabilities

Comprehensive protection features for reliable operation

Easy implementation and integration into your design

Trusted Texas Instruments quality and support

Quality and Safety Features

Thermal shutdown protection

Current limit protection

Compliant with RoHS and other industry standards

Compatibility

Suitable for a wide range of applications that require a step-down DC-DC converter with adjustable output

Application Areas

Industrial equipment

Automotive electronics

Telecommunications equipment

Home appliances

Industrial automation systems

Product Lifecycle

The LM2673SD-ADJ is an obsolete product, meaning it is no longer in active production. However, there are several alternative and equivalent models available from Texas Instruments that can provide similar functionality and performance. If you have any questions or need assistance in finding a suitable replacement, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LM2673SD-ADJ

Product Attribute LM2673SD-ADJ LM2673SDX-ADJ LM2673SDX-3.3 LM2673SX-12
Part Number LM2673SD-ADJ LM2673SDX-ADJ LM2673SDX-3.3 LM2673SX-12
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Voltage - Input (Min) 8V 8V 8V 8V
Synchronous Rectifier No No No No
Number of Outputs 1 1 1 1
Function Step-Down Step-Down Step-Down Step-Down
Topology Buck Buck Buck Buck
Supplier Device Package 14-VSON (5x6) 14-VSON (5x6) 14-VSON (5x6) DDPAK/TO-263-7
Package / Case 14-VDFN Exposed Pad 14-VDFN Exposed Pad 14-VDFN Exposed Pad TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Voltage - Input (Max) 40V 40V 40V 40V
Current - Output 3A 3A 3A 3A
Voltage - Output (Max) 37V 37V - -
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Base Product Number LM2673 LM2673 LM2673 LM2673
Output Type Adjustable Adjustable Fixed Fixed
Series SIMPLE SWITCHER® SIMPLE SWITCHER® SIMPLE SWITCHER® SIMPLE SWITCHER®
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Voltage - Output (Min/Fixed) 1.2V 1.2V 3.3V 12V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Configuration Positive Positive Positive Positive
Frequency - Switching 260kHz 260kHz 260kHz 260kHz

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

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Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LM2673SD-ADJ Image

LM2673SD-ADJ

Texas Instruments
32D-LM2673SD-ADJ

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