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LM2672N-3.3

LM2672N-3.3

Manufacturer No:

LM2672N-3.3

Manufacturer:

National Semiconductor

Description:

SWITCHING REGULATOR, VOLTAGE-MOD

Datasheet:

Datasheet

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LM2672N-3.3 Specifications

  • Type
    Parameter
  • Supplier Device Package
    8-PDIP
  • Package / Case
    8-DIP (0.300", 7.62mm)
  • Mounting Type
    Through Hole
  • Operating Temperature
    -40°C ~ 125°C (TJ)
  • Synchronous Rectifier
    No
  • Frequency - Switching
    260kHz
  • Current - Output
    1A
  • Voltage - Output (Max)
    -
  • Voltage - Output (Min/Fixed)
    3.3V
  • Voltage - Input (Max)
    40V
  • Voltage - Input (Min)
    6.5V
  • Number of Outputs
    1
  • Output Type
    Fixed
  • Topology
    Buck
  • Output Configuration
    Positive
  • Function
    Step-Down
  • Packaging
    Bulk
  • Product Status
    Obsolete
  • Series
    SIMPLE SWITCHER®
The LM2672N-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 LM2672N-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, including automotive, industrial, and telecommunications.3. Fixed Output Voltage: The LM2672N-3.3 provides a fixed output voltage of 3.3V, which is commonly used in many electronic devices. This eliminates the need for additional voltage regulation circuitry, simplifying the design and reducing component count.4. Adjustable Output Voltage: In addition to the fixed 3.3V output, the LM2672N-3.3 also allows for adjustable output voltage. By using external resistors, the output voltage can be set to a desired value within a specific range, providing flexibility for different applications.5. Thermal Shutdown and Current Limit Protection: The IC chip incorporates thermal shutdown and current limit protection features. These protections ensure safe operation and prevent damage to the chip and connected components in case of over-temperature or excessive current conditions.6. Compact Size: The LM2672N-3.3 is available in a small package, such as TO-220 or TO-263, which makes it suitable for space-constrained applications or designs where size and weight are critical factors.Application scenarios for the LM2672N-3.3 include:1. Power Supplies: The IC chip can be used in various power supply applications, such as DC-DC converters, voltage regulators, or battery chargers. Its high efficiency and wide input voltage range make it suitable for different power supply requirements.2. Automotive Electronics: The LM2672N-3.3 can be utilized in automotive electronics, such as infotainment systems, navigation devices, or lighting systems. Its wide input voltage range and thermal protection features make it suitable for the demanding automotive environment.3. Industrial Equipment: The IC chip can be employed in industrial equipment, including motor drives, control systems, or instrumentation. Its high efficiency and compact size make it suitable for industrial applications where space and power efficiency are important.4. Telecommunications: The LM2672N-3.3 can be used in telecommunications equipment, such as routers, switches, or base stations. Its wide input voltage range and adjustable output voltage capability make it suitable for various telecommunications power requirements.5. Consumer Electronics: The IC chip can be utilized in consumer electronic devices, such as audio/video equipment, gaming consoles, or home automation systems. Its high efficiency and compact size make it suitable for energy-efficient and compact consumer electronics designs.
LM2672N-3.3 Relevant information