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LM2574N-12

Conv DC-DC 4V to 40V Step Down Single-Out 12V 0.5A 8-Pin PDIP Tube

Quantity Unit Price(USD) Ext. Price
1 $2.646 $2.65
200 $1.024 $204.80
500 $0.988 $494.00
1000 $0.970 $970.00

Inventory:4,639

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Overview of LM2574N-12

The LM2574N-12 is a step-down voltage regulator IC that provides a fixed 12V output voltage from a higher input voltage source. This IC is commonly used in power supply applications where a stable and regulated output voltage is required.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input Voltage
  • GND: Ground
  • FB: Feedback Pin
  • VOUT: Output Voltage


Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM2574N-12 IC for a visual representation.

Key Features

  • Fixed Output Voltage: The LM2574N-12 provides a fixed 12V output voltage, suitable for various electronic circuits and devices.
  • Efficient Conversion: This IC offers high efficiency in converting higher input voltages to a stable 12V output.
  • Overcurrent Protection: Includes overcurrent protection features to safeguard the circuit and connected components.
  • Compact Design: The LM2574N-12 comes in a compact package, making it suitable for space-constrained applications.
  • Wide Input Voltage Range: Operates with a wide input voltage range, providing flexibility in power supply design.

Note: For detailed technical specifications, please refer to the LM2574N-12 datasheet.

Application

  • Power Supply Design: Ideal for designing regulated power supplies for various electronic systems.
  • DC-DC Conversion: Used in DC-DC conversion circuits for stepping down higher voltages to 12V.
  • Embedded Systems: Suitable for powering embedded systems, microcontrollers, and other electronic components.

Functionality

The LM2574N-12 is a step-down voltage regulator that efficiently converts higher input voltages to a stable 12V output, ensuring reliable power supply for electronic devices.

Usage Guide

  • Input Voltage: Connect the VIN pin to the higher input voltage source.
  • Output Connection: Connect the VOUT pin to the 12V output load.
  • Feedback Pin: Proper feedback connection ensures stable output voltage regulation.

Frequently Asked Questions

Q: Can the LM2574N-12 handle input voltages higher than 12V?
A: Yes, the LM2574N-12 can efficiently step down input voltages higher than 12V to provide a regulated 12V output.

Q: Is the LM2574N-12 suitable for automotive applications?
A: Yes, the LM2574N-12 can be used in automotive applications where a regulated 12V supply is required for various electronic components.

Equivalent

For similar functionalities, consider these alternatives to the LM2574N-12:

  • LM317: A versatile adjustable voltage regulator IC that can also be configured for 12V output.
  • LM2940: A low dropout 12V voltage regulator IC suitable for applications requiring stable 12V output.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Switching Voltage Regulators RoHS N
Output Voltage 12 V Output Current 500 mA
Input Voltage, Max 40 V Number of Outputs 1 Output
Topology Buck Package / Case PDIP-8
Mounting Style Through Hole Switching Frequency 58 kHz
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 125 C
Series LM2574 Input Voltage, Min 4 V
Brand Texas Instruments Product Type Switching Voltage Regulators
Factory Pack Quantity 40 Subcategory PMIC - Power Management ICs
Tradename SIMPLE SWITCHER Type Inverting, Step Down
Unit Weight 0.015521 oz

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