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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLM2676SX-3.3
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LM2676SX-3.3 - Texas Instruments

Manufacturer Part Number
LM2676SX-3.3
Manufacturer
Texas Instruments
Allelco Part Number
32D-LM2676SX-3.3
ECAD Model
Parts Description
SWITCHING REGULATOR, CURRENT-MOD
Detailed Description
Package
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Data sheet
LM2676SX-3.3.pdf
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In stock: 16510

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Specifications

LM2676SX-3.3 Tech Specifications
Texas Instruments - LM2676SX-3.3 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LM2676SX-3.3

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Min) 8V  
Voltage - Input (Max) 40V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package DDPAK/TO-263-7  
Series SIMPLE SWITCHER®  
Package / Case TO-263-8, D²Pak (7 Leads + Tab), TO-263CA  
Product Attribute Attribute Value  
Package Bulk  
Output Type Fixed  
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  

Parts Introduction

Manufacturer Part Number

LM2676SX-3.3

Manufacturer

Texas Instruments

Introduction

Integrated circuit (IC) for DC-DC switching regulator

Product Features and Performance

Fixed 3.3V output voltage

Output current up to 3A

High efficiency up to 95%

Wide input voltage range of 8V to 40V

260kHz switching frequency

Thermal shutdown and current limit protection

Product Advantages

Simple and compact design

High efficiency power conversion

Robust protection features

Wide operating temperature range

Key Technical Parameters

Output Voltage: 3.3V

Output Current: 3A

Input Voltage Range: 8V to 40V

Switching Frequency: 260kHz

Topology: Buck converter

Package: DDPAK/TO-263-7, TO-263-8

Quality and Safety Features

Thermal shutdown protection

Current limit protection

Short-circuit protection

Compatibility

Compatible with a wide range of power supply and load requirements

Application Areas

Suitable for various DC-DC power conversion applications

Commonly used in industrial, automotive, and consumer electronics

Product Lifecycle

This product is an active and widely used component

Replacements and upgrades are readily available

Key Reasons to Choose This Product

High efficiency power conversion

Robust protection features

Wide operating temperature range

Simple and compact design

Widely adopted and supported by Texas Instruments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LM2676SX-3.3

Product Attribute LM2676SX-3.3 LM2676S-ADJ LM2676SD-5.0 LM2676SDX-5.0
Part Number LM2676SX-3.3 LM2676S-ADJ LM2676SD-5.0 LM2676SDX-5.0
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package / Case TO-263-8, D²Pak (7 Leads + Tab), TO-263CA TO-263-8, D²Pak (7 Leads + Tab), TO-263CA 14-VDFN Exposed Pad 14-VDFN Exposed Pad
Output Configuration Positive Positive Positive Positive
Frequency - Switching 260kHz 260kHz 260kHz 260kHz
Voltage - Input (Max) 40V 40V 40V 40V
Voltage - Input (Min) 8V 8V 8V 8V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Output (Min/Fixed) 3.3V 1.2V 5V 5V
Topology Buck Buck Buck Buck
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Synchronous Rectifier No No No No
Supplier Device Package DDPAK/TO-263-7 DDPAK/TO-263-7 14-VSON (5x6) 14-VSON (5x6)
Current - Output 3A 3A 3A 3A
Series SIMPLE SWITCHER® SIMPLE SWITCHER® SIMPLE SWITCHER® SIMPLE SWITCHER®
Function Step-Down Step-Down Step-Down Step-Down
Voltage - Output (Max) - 37V - -
Output Type Fixed Adjustable Fixed Fixed
Package Bulk Tube Tape & Reel (TR) Tape & Reel (TR)
Number of Outputs 1 1 1 1

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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.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LM2676SX-3.3 Image

LM2676SX-3.3

Texas Instruments
32D-LM2676SX-3.3

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