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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLM2677SX-12
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LM2677SX-12 - Texas Instruments

Manufacturer Part Number
LM2677SX-12
Manufacturer
Texas Instruments
Allelco Part Number
32D-LM2677SX-12
ECAD Model
Parts Description
IC REG BUCK 12V 5A TO263-7
Detailed Description
Package
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Data sheet
LM2677SX-12.pdf
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In stock: 15250

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Specifications

LM2677SX-12 Tech Specifications
Texas Instruments - LM2677SX-12 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LM2677SX-12

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 12V  
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 Tape & Reel (TR)  
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 5A  
Base Product Number LM2677  

Parts Introduction

Manufacturer Part Number

LM2677SX-12

Manufacturer

Texas Instruments

Introduction

The LM2677SX-12 is a high-performance, step-down DC-DC switching regulator from Texas Instruments.

Product Features and Performance

High-efficiency switching regulator with up to 5A output current

Wide input voltage range from 8V to 40V

Fixed 12V output voltage

Switching frequency of 260kHz

Built-in compensation, overcurrent protection, and thermal shutdown

Compact DDPAK/TO-263-7 package

Product Advantages

Excellent efficiency and thermal performance

Compact size and simplified external component count

Reliable protection features for safe operation

Wide input voltage range for versatile applications

Key Technical Parameters

Input Voltage Range: 8V to 40V

Output Voltage: 12V

Output Current: 5A

Switching Frequency: 260kHz

Efficiency: Up to 95%

Quality and Safety Features

RoHS non-compliant

Overcurrent protection

Thermal shutdown

Compatibility

Surface mount DDPAK/TO-263-7 package

Suitable for a variety of applications requiring a fixed 12V output

Application Areas

Industrial equipment

Instrumentation

Telecommunications equipment

Automotive electronics

Product Lifecycle

The LM2677SX-12 is an active product and is not nearing discontinuation.

Replacement or upgrade options are available from Texas Instruments.

Key Reasons to Choose This Product

Reliable and efficient performance with up to 5A output current

Wide input voltage range for versatile applications

Compact size and simplified external component count

Robust protection features for safe operation

Availability of replacement and upgrade options from the manufacturer

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LM2677SX-12

Product Attribute LM2677SX-12 LM2676T-5.0 LM2677SX-ADJ LM2678S-3.3
Part Number LM2677SX-12 LM2676T-5.0 LM2677SX-ADJ LM2678S-3.3
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Topology Buck Buck Buck Buck
Frequency - Switching 260kHz 260kHz 260kHz 260kHz
Voltage - Output (Min/Fixed) 12V 5V 1.21V 3.3V
Supplier Device Package DDPAK/TO-263-7 TO-220-7 DDPAK/TO-263-7 DDPAK/TO-263-7
Voltage - Input (Max) 40V 40V 40V 40V
Output Configuration Positive Positive Positive Positive
Function Step-Down Step-Down Step-Down Step-Down
Output Type Fixed Fixed Adjustable Fixed
Series SIMPLE SWITCHER® SIMPLE SWITCHER® SIMPLE SWITCHER® SIMPLE SWITCHER®
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Voltage - Input (Min) 8V 8V 8V 8V
Current - Output 5A 3A 5A 5A
Base Product Number LM2677 LM2676 LM2677 LM2678
Package / Case TO-263-8, D²Pak (7 Leads + Tab), TO-263CA TO-220-7 Formed Leads TO-263-8, D²Pak (7 Leads + Tab), TO-263CA TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tube
Voltage - Output (Max) - - 37V -
Synchronous Rectifier No No No No
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
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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LM2677SX-12 Image

LM2677SX-12

Texas Instruments
32D-LM2677SX-12

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