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LM2679T-3.3

LM2679T-3.3

Manufacturer No:

LM2679T-3.3

Manufacturer:

National Semiconductor

Description:

SWITCHING REGULATOR, VOLTAGE-MOD

Datasheet:

Datasheet

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LM2679T-3.3 Specifications

  • Type
    Parameter
  • Supplier Device Package
    TO-220-7
  • Package / Case
    TO-220-7 Formed Leads
  • Mounting Type
    Through Hole
  • Operating Temperature
    -40°C ~ 125°C (TJ)
  • Synchronous Rectifier
    No
  • Frequency - Switching
    260kHz
  • Current - Output
    5A
  • Voltage - Output (Max)
    -
  • Voltage - Output (Min/Fixed)
    3.3V
  • Voltage - Input (Max)
    40V
  • Voltage - Input (Min)
    8V
  • Number of Outputs
    1
  • Output Type
    Fixed
  • Topology
    Buck
  • Output Configuration
    Positive
  • Function
    Step-Down
  • Packaging
    Bulk
  • Product Status
    Obsolete
  • Series
    SIMPLE SWITCHER®
The LM2679T-3.3 is a highly efficient step-down voltage regulator integrated circuit (IC) chip. Some of its advantages and application scenarios include:1. High Efficiency: The LM2679T-3.3 offers high efficiency, typically up to 92%. This makes it suitable for applications where power efficiency is crucial, such as battery-powered devices or energy-efficient systems.2. Wide Input Voltage Range: The IC chip can handle a wide input voltage range, typically from 8V to 40V. This flexibility allows it to be used in various applications where the input voltage may vary significantly.3. Fixed Output Voltage: The LM2679T-3.3 provides a fixed output voltage of 3.3V, which is suitable for powering microcontrollers, sensors, and other electronic components that require a stable voltage supply.4. Adjustable Output Voltage: The IC chip also allows for adjustable output voltage by using external resistors, making it versatile for applications that require different output voltage levels.5. Thermal Shutdown and Current Limit Protection: The LM2679T-3.3 includes built-in thermal shutdown and current limit protection features. These protections ensure the safety and reliability of the circuit by preventing overheating and excessive current flow.6. Automotive Applications: The LM2679T-3.3 is designed to meet the requirements of automotive applications, making it suitable for use in automotive electronics, such as infotainment systems, lighting, and power management.7. Industrial and Commercial Applications: The IC chip can be used in various industrial and commercial applications, including power supplies, LED lighting, telecommunications equipment, and distributed power systems.8. Portable Devices: Due to its high efficiency and compact size, the LM2679T-3.3 is well-suited for portable devices like smartphones, tablets, and portable audio players, where power efficiency and space constraints are critical.Overall, the LM2679T-3.3 integrated circuit chip offers high efficiency, wide input voltage range, and various protection features, making it suitable for a wide range of applications in automotive, industrial, commercial, and portable device sectors.
LM2679T-3.3 Relevant information