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LM2574M-3.3

LM2574M-3.3

Manufacturer No:

LM2574M-3.3

Manufacturer:

Texas Instruments

Description:

IC REG BUCK 3.3V 500MA 14SOIC

Datasheet:

Datasheet

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LM2574M-3.3 Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-SOIC
  • Package / Case
    14-SOIC (0.295", 7.50mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 125°C (TJ)
  • Synchronous Rectifier
    No
  • Frequency - Switching
    52kHz
  • Current - Output
    500mA
  • Voltage - Output (Max)
    -
  • Voltage - Output (Min/Fixed)
    3.3V
  • Voltage - Input (Max)
    40V
  • Voltage - Input (Min)
    4V
  • Number of Outputs
    1
  • Output Type
    Fixed
  • Topology
    Buck
  • Output Configuration
    Positive
  • Function
    Step-Down
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    SIMPLE SWITCHER®
The LM2574M-3.3 is a step-down switching regulator integrated circuit (IC) chip manufactured by Texas Instruments. It offers several advantages and can be used in various application scenarios. Here are some of its advantages and common applications:Advantages: 1. High Efficiency: The LM2574M-3.3 provides high efficiency due to its step-down switching regulator architecture, which reduces power dissipation and improves overall energy efficiency. 2. Wide Input Voltage Range: It can accept a wide input voltage range, typically from 4.5V to 40V, making it suitable for various power supply applications. 3. Fixed Output Voltage: The chip provides a fixed output voltage of 3.3V, eliminating the need for external voltage regulation components. 4. Adjustable Output Voltage: With the addition of external resistors, the output voltage can be adjusted to different levels. 5. Current Limiting and Thermal Shutdown: The LM2574M-3.3 incorporates built-in current limiting and thermal shutdown features, protecting the chip and the connected circuitry from excessive current or temperature.Application Scenarios: 1. Power Supply Modules: The LM2574M-3.3 can be used to design power supply modules for various electronic devices, such as microcontrollers, sensors, and low-power digital circuits. 2. Battery Chargers: It can be employed in battery charging circuits, where it steps down the input voltage to a suitable level for charging batteries efficiently. 3. Automotive Electronics: The chip's wide input voltage range and high efficiency make it suitable for automotive applications, such as powering sensors, actuators, and control modules. 4. Industrial Control Systems: It can be used in industrial control systems to provide stable and regulated power to various components, including microcontrollers, sensors, and communication modules. 5. LED Lighting: The LM2574M-3.3 can be utilized in LED lighting applications, where it steps down the input voltage to power and control LED arrays efficiently.These are just a few examples of the advantages and application scenarios of the LM2574M-3.3 IC chip. Its versatility, efficiency, and wide input voltage range make it a popular choice for various power supply and voltage regulation applications.
LM2574M-3.3 Relevant information