What is the Additional Feature ?

Name: LM2576T-12/LF03
Brand: Texas Instruments
SKU: LM2576T-12/LF03
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

Cart ( )

lmages are for reference only See Product Specifications

Texas Instruments LM2576T-12/LF03

Part No.:: LM2576T-12/LF03

Manufacturer:: Texas Instruments

Package:: TO-220-5 Formed Leads

Datasheet:: LM2576T-12/LF03.pdf

Description:: IC REG BUCK 12V 3A TO220-5

In Stock:: 173

Quantity:: Add To Cart

For more detailed including pricing and shipping

: Quick response, quick quotation

: Flash shipment, no worries after sales

: Original channel, guarantee of the authentic products

Please send RFQ , we will respond immediately.

Purchase and inquiry

LM2576T-12/LF03 Specifications

Packaging:
Tube
Series:
SIMPLE SWITCHER®
ProductStatus:
Active
Function:
Step-Down
OutputConfiguration:
Positive
Topology:
Buck
OutputType:
Fixed
NumberofOutputs:
1
Voltage-Input(Min):
4V
Voltage-Input(Max):
40V
Voltage-Output(Min/Fixed):
12V
Voltage-Output(Max):
-
Current-Output:
3A
Frequency-Switching:
52kHz
SynchronousRectifier:
No
OperatingTemperature:
-40°C ~ 125°C (TJ)
MountingType:
Through Hole

LM2576T-12/LF03 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including LM2576T-12/LF03 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for LM2576T-12/LF03 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

Purchase in icwhale.com

There is no doubt that you may place an order without registering to icwhale.com.

We strongly suggest you sign in our shop before purchasing as you can track your order real-time tracking.

Means of Payment in icwhale.com

For your convenience, we support multiple payment methods in USD, including PayPal, Credit Card, wire transfer. and Alipay.

RFQ (Request for Quotations) in icwhale.com

It is recommended to acquire for quotations to get the latest prices and inventories about the parts.

Our sales will reply to your request by email within 24 hours.

Warm reminder

1. You'll receive an order information email in your email inbox. (Please remember to check the spam folder if you didn't hear from us).

2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping & Handling

Shipping fee starts at $35, but some countries will exceed $35. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)

The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and countries.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, UPS and China Post.

Order Tracking for International Orders

Once your order has been shipped, the tracking number will be sent to the email address registered to your account. This information can also be viewed when logged into your account in the "my account" page.

LM2576T-12/LF03 information

Views：

LM2576T-12/LF03 Typical application Circuitry

LM2576T-12 LF03

The LM2576T-12/LF03 is an integral part of the LM2576 series, renowned for its robust and straightforward buck (step-down) voltage regulators, which are designed to cater to a wide range of power conversion needs with high efficiency and reliability. This series is celebrated for its user-friendly nature, requiring only a few external components to create a complete power supply solution. The LM2576T-12/LF03 variant is specifically engineered to provide a fixed 12V output, which is particularly suited for powering a diverse array of electronic devices that require a stable 12-volt supply, such as in automotive, industrial, and consumer electronics sectors.

1. Voltage Input (VIN): The LM2576T-12/LF03 is equipped to handle an input voltage range from 4V to 40V, applied at the VIN pin. This broad range accommodates a variety of power sources. It is recommended to place a decoupling capacitor near this pin to mitigate any potential voltage transients and ensure a clean power supply to the regulator.

2. Regulated Voltage Output (VOUT): The VOUT pin on the LM2576T-12/LF03 delivers the regulated 12V output. This pin should be connected directly to the load, and it is essential to incorporate output capacitors to smooth out the voltage, thereby guaranteeing consistent device performance under varying loads.

3. Common Ground (GND): The GND pin establishes the common ground for the circuit, providing a reference point for all voltage levels within the LM2576T-12/LF03's circuit. Ensuring a solid connection to the ground plane is crucial for the regulator's optimal functionality and for effective heat dissipation.

4. Feedback Mechanism (FB): The LM2576T-12/LF03 features an internal feedback system set to regulate the output to 12V, thereby removing the necessity for external feedback components. This simplifies the circuit design and ensures the output voltage remains stable across different operating conditions.

5. Switching Control (ON/OFF): The inclusion of an ON/OFF pin allows for the electronic toggling of the LM2576T-12/LF03's operation. Grounding this pin disables the regulator, conserving energy when the output is not needed, while leaving it unconnected or pulling it high ensures the regulator is active.

6. Switching Node (SW): The SW pin is central to the buck conversion process, connecting to the internal switch of the LM2576T-12/LF03. An inductor is typically connected from this pin to VOUT, and a flyback diode is connected from this pin to ground, with the diode's anode facing ground. This setup is crucial for the effective step-down conversion, ensuring the input voltage is efficiently regulated down to 12V.

Incorporating the LM2576T-12/LF03 into a power supply circuit involves a deep understanding of each pin's functionality and a strategic selection of external components, such as inductors and capacitors, to optimize the regulator's performance and stability. Proper thermal management practices are also essential to maintain the regulator within its operational temperature range, ensuring longevity and reliability. The LM2576T-12/LF03 is a testament to the LM2576 series' dedication to providing simple, efficient, and reliable power conversion solutions for a myriad of electronic applications.

LM2576T-12/LF03 FAQ

1. How to order LM2576T-12/LF03 on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that LM2576T-12/LF03 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the LM2576T-12/LF03. All suppliers must pass our qualification reviews before they can publish their products including LM2576T-12/LF03 on icwhale.com; we pay more attention to the channels and quality of LM2576T-12/LF03 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the LM2576T-12/LF03 price and inventory displayed accurate?

The price and inventory of LM2576T-12/LF03 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of LM2576T-12/LF03?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LM2576T-12/LF03 we delivered, we will accept the replacement or return of the LM2576T-12/LF03 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LM2576T-12/LF03.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations