LM2576T-ADJG

Images are for reference only

LM2576T-ADJG

IC REG BUCK ADJ 3A TO220-5

  • Manufacturer
  • Mfr. Part #LM2576T-ADJG
  • Package
  • Datasheet
  • In Stock2767

100% Original & New

24 Hours ready to ship

365 Days Warranty

RFQ & Get more Discounts

Specifications

Part Status Active
Function Step-Down
Output Configuration Positive or Negative
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 7V
Voltage - Input (Max) 40V
Voltage - Output (Min/Fixed) 1.23V
Voltage - Output (Max) 37V
Current - Output 3A
Frequency - Switching 52kHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Through Hole
Package / Case TO-220-5
Supplier Device Package TO-220-5
Base Product Number LM2576

Overview

Description

The LM2576T-ADJG is a versatile step-down (buck) voltage regulator designed for use in a variety of applications. It can efficiently convert higher input voltages (up to 40V) down to a lower output voltage, which can be adjusted from 1.23V to 37V through external resistors. This regulator is known for its high efficiency, often exceeding 75%, and its ability to deliver up to 3A of output current.
Key features include built-in thermal shutdown, current limiting, and a voltage reference that ensures stable and reliable performance. The LM2576T-ADJG is available in a TO-220 package, making it suitable for prototypes and production designs alike. It is ideal for battery-powered devices, power supplies, and other applications requiring efficient voltage regulation. Overall, the LM2576T-ADJG is a robust choice for engineers seeking a reliable and adaptable solution for DC-DC conversion.

Features

The LM2576T-ADJG is a versatile adjustable voltage regulator designed for step-down (buck) applications. Key features include:
1. Output Voltage: Adjustable output voltage range from 1.23V to 37V.
2. Current Rating: Capable of delivering up to 3A of output current.
3. Efficiency: High efficiency—up to 75% or more, minimizing heat generation.
4. Switching Frequency: Operates at a fixed frequency of 52 kHz, allowing smaller external components.
5. Thermal Shutdown: Integrated thermal protection prevents overheating.
6. Short-Circuit Protection: Features current limiting to protect against output short circuits.
7. Easy Implementation: Requires minimal external components, making circuit design straightforward.
8. Wide Input Voltage Range: Accepts input voltages from 4V to 40V, suitable for various power supply applications.
9. TO-220 Package: Comes in a reliable TO-220 package, facilitating heat dissipation.
These features make the LM2576T-ADJG ideal for various applications, including battery chargers, power supply systems, and voltage regulation in electronic devices.

Package

The LM2576T-ADJG is available in a TO-220 package type, which is a standard plastic package designed for power applications. This package provides good thermal performance and is suitable for heatsinking, making it ideal for voltage regulation tasks.

Pinout

The LM2576T-ADJG is a step-down (buck) voltage regulator with a total of 5 pins. The pin configuration and their functions are as follows:
1. Input (Pin 1): Connects to the input voltage supply.
2. Ground (Pin 2): Common ground connection.
3. Output (Pin 3): Supplies the regulated output voltage.
4. Feedback (Pin 4): Used to set the output voltage; connects to a resistive voltage divider from the output to ground.
5. Switch (Pin 5): Internal switch control pin, responsible for the switching operation of the regulator.
The adjustable version (ADJG) allows users to set the output voltage between 1.23V and 37V using external resistors on the feedback pin. The LM2576 is known for its ease of use and high efficiency in power management applications.

Manufacturer

The LM2576T-ADJG is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments is known for designing and manufacturing semiconductors and various integrated circuits, which are widely used in electronics. The company specializes in analog and digital signal processing, microcontrollers, embedded processors, and more, serving diverse markets including automotive, industrial, and consumer electronics. Texas Instruments is recognized for its innovation in electronic components and is a key player in the semiconductor industry.

Application

The LM2576T-ADJG is a step-down (buck) voltage regulator used in various applications, including power management in DC-DC converters, battery chargers, LED drivers, automotive electronics, and industrial automation. Its adjustable output voltage feature makes it suitable for precise voltage regulation in consumer electronics, telecommunications, and embedded systems. Additionally, it is used in low-power devices where efficient voltage conversion is essential.

Equivalent

Equivalent products to the LM2576T-ADJG include the LM2596, LM2576-ADJ, and LM2575. Other alternatives are the LTC3780 and the MIC29302, which also offer adjustable output voltage and similar functionality in step-down (buck) converter applications. Always check specific datasheets for compatibility and performance parameters.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer