LM2596DSADJR4G

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LM2596DSADJR4G

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IC REG MULT CONFG ADJ 3A D2PAK-5

  • Fabricanteonsemi

  • Peça do Fabricante #LM2596DSADJR4G

  • Pacote D2PAK-5

  • Em Estoque7075

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Function Step-Up, Step-Down, Step-Up/Step-Down
OutputConfiguration Positive or Negative
Topology Buck, Boost, Buck-Boost
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 40V
Voltage-Output(Min/Fixed) 1.23V
Voltage-Output(Max) 37V
Current-Output 3A
Frequency-Switching 150kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA

Visão Geral

Description

The LM2596DSADJR4G is a DC-DC step-down voltage regulator, designed to convert higher input voltages to a lower, regulated output voltage. It achieves this efficiently through a switching mechanism, which minimizes energy loss compared to linear regulators. The "ADJ" in its part number signifies that it features an adjustable output voltage, allowing users to set the output to a desired level using external resistors.
Key features include a typical output current capability of 3A, high efficiency (up to 90%), and a wide input voltage range, typically from around 4.5V to 40V. This makes it versatile for various applications, including power supplies for electronic devices, battery chargers, and automotive circuits.
The package type often provides thermal management features to sustain performance under load. Additionally, built-in protection features such as overcurrent and thermal shutdown ensure reliability and safety in applications. The LM2596DSADJR4G is popular in DIY electronics and professional circuits due to its balance of performance, size, and cost-effectiveness.

Equivalent

The LM2596DSADJR4G is a DC-DC step-down (buck) voltage regulator. Equivalent products include:
1. LM2596T-ADJ - by Texas Instruments
2. L78S Series - by STMicroelectronics
3. MP1584EN - by Monolithic Power Systems
4. XL4015 - by XLSEMI
5. L5973D - by STMicroelectronics
These components have comparable specifications and can be used in similar applications, but always check the datasheet to confirm compatibility.

Features

The LM2596DSADJR4G is a voltage regulator from the LM2596 series, designed for efficient power management. Key features include:
1. Adjustable Output Voltage: It supports an adjustable output voltage range, typically from 1.23V to 37V, enabling versatility for various applications.

2. Output Current Capability: Capable of delivering up to 3A continuous output current, suitable for powering various devices and circuits.
3. High Efficiency: Designed for high efficiency, often reaching up to 90%, which reduces heat generation and improves performance.
4. Switching Frequency: Operates at a fixed switching frequency of 150 kHz, contributing to smaller external components and compact design.
5. Thermal Shutdown and Current Limiting: Integrated thermal shutdown and current limiting features ensure protection against overheating and overcurrent conditions.
6. Low Component Count: Requires a minimal number of external components, simplifying circuit design and reducing the overall footprint.
7. Package: Available in a TO-263 surface-mount package, facilitating easy integration into various circuit boards.
These features make the LM2596DSADJR4G suitable for a wide range of applications, including power supplies, battery chargers, and embedded systems.

Pinout

The LM2596DSADJR4G is a step-down voltage regulator with a 5-pin configuration. Here is a brief overview of its pin functions:
1. Vin: This is the input voltage pin where the supply voltage is connected. The LM2596 can handle input voltages ranging from 4.5V to 40V.
2. Output: This pin provides the regulated voltage output. The output voltage is adjustable, and the chip can deliver up to 3A of current.
3. Feedback (FB): The feedback pin is used to set the output voltage. By connecting a resistor divider from the output to this pin, the desired output voltage can be set.
4. Ground (GND): This pin is the ground reference for the device.
5. ON/OFF: This pin is used to enable or disable the regulator. A logic high on this pin will turn the regulator "OFF," and a logic low will turn it "ON."
This configuration allows the LM2596DSADJR4G to efficiently convert higher input voltages to a desired lower output voltage with minimal external components.

Manufacturer

The LM2596DSADJR4G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is an American company that specializes in semiconductor solutions. The company provides a wide range of products and technologies, including power and signal management, logic, discrete, and custom devices for various applications such as automotive, industrial, cloud, medical, IoT, and consumer electronics. onsemi focuses on energy-efficient innovations, aiming to empower customers to reduce global energy use. They are positioned as a leading supplier of semiconductor-based solutions, with a strong emphasis on power management and automotive technologies.

Application

The LM2596DSADJR4G is a versatile DC-DC step-down voltage regulator used in various applications. It is commonly employed in power supply designs for consumer electronics, communication devices, and industrial equipment due to its high efficiency and wide input voltage range. Its applications include powering microcontrollers, FPGAs, and other digital circuits, as well as providing regulated power in battery-operated devices. It is also used in automotive electronics, LED drivers, and distributed power systems where reliable voltage conversion is necessary. The adjustable output voltage feature makes it suitable for customized voltage requirements in diverse electronic projects.

Package

The LM2596DSADJR4G is a DC-DC buck converter from ON Semiconductor. It typically comes in a surface-mount package type known as TO-263-5 (D2PAK-5), which is designed for efficient power management applications.

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