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LM2940IMP-15/NOPB

This device is designed to regulate input voltages down to 15V with a maximum output current of 1A

Inventory:5,149

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Overview of LM2940IMP-15/NOPB

The LM2940IMP-15/NOPB is a low dropout voltage regulator IC capable of supplying up to 1A of current with a dropout voltage of just 0.5V at full load. It is designed to provide a stable 5V output from input voltages as low as 6.5V, making it ideal for applications requiring a reliable power supply with minimal voltage drop.

Pinout

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

  • VIN:Input voltage
  • VOUT:Output voltage
  • GND:Ground
  • ADJ:Adjustment pin for output voltage
  • NC:No Connection
  • NC:No Connection
  • NC:No Connection
  • NC:No Connection
  • NC:No Connection
  • NC:No Connection
  • NC:No Connection
  • NC:No Connection


Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM2940IMP-15/NOPB IC for a visual representation.

Key Features

  • Low Dropout Voltage: The LM2940IMP-15/NOPB offers a low dropout voltage of 0.5V at 1A load, ensuring efficient power conversion with minimal loss.
  • High Output Current: Capable of supplying up to 1A of continuous current, suitable for powering a wide range of devices and components.
  • Wide Input Voltage Range: Operates with input voltages from 6.5V to 26V, accommodating various power supply configurations.
  • Thermal Shutdown Protection: Includes thermal shutdown and current limit protection mechanisms to prevent damage from overheating and overloading.
  • Compact Package: Available in a compact 5-pin TO-220 package, suitable for space-constrained applications.

Note: For detailed technical specifications, please refer to the LM2940IMP-15/NOPB datasheet.

Application

  • Power Supply for Microcontrollers and ICs: Ideal for providing stable 5V power supply to microcontrollers and other integrated circuits.
  • Battery-Powered Devices: Suitable for use in battery-powered devices requiring a regulated 5V output.
  • Embedded Systems: Used in embedded systems and industrial applications where reliable voltage regulation is critical.

Functionality

The LM2940IMP-15/NOPB is a low dropout voltage regulator IC that converts higher input voltages to a stable 5V output, ensuring consistent and reliable operation of electronic devices.

Usage Guide

  • Input Power: Connect VIN (Pin 1) to the input voltage source (6.5V to 26V).
  • Output Voltage Adjustment: Use the ADJ (Pin 4) pin for adjusting the output voltage if necessary.
  • Ground: Connect GND (Pin 3) to the system ground.

Frequently Asked Questions

Q: What is the dropout voltage of the LM2940IMP-15/NOPB?
A: The LM2940IMP-15/NOPB has a dropout voltage of 0.5V at 1A load.

Q: Is the LM2940IMP-15/NOPB suitable for automotive applications?
A: Yes, the LM2940IMP-15/NOPB can operate with input voltages up to 26V, making it suitable for automotive electronics applications.

Equivalent

For similar functionalities, consider these alternatives to the LM2940IMP-15/NOPB:

  • LM2937ET-5.0/NOPB: A 5V low dropout voltage regulator with comparable performance characteristics to the LM2940IMP-15/NOPB.
  • LT1086CT-5.0: This is a 5V low dropout positive voltage regulator with high output current capability and low dropout voltage.

Specifications

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

Output options Fixed Output Iout (max) (A) 1
Vin (max) (V) 26 Vin (min) (V) 6
Vout (max) (V) 15 Vout (min) (V) 5
Fixed output options (V) 5, 8, 9, 10, 12, 15 Noise (µVrms) 150
Iq (typ) (mA) 10 Thermal resistance θJA (°C/W) 23
Rating Catalog Load capacitance (min) (µF) 22
Regulated outputs (#) 1 Accuracy (%) 2
PSRR at 100 KHz (dB) 48 Dropout voltage (Vdo) (typ) (mV) 500
Operating temperature range (°C) -40 to 125, -40 to 85

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LM2940IMP-15/NOPB

This device is designed to regulate input voltages down to 15V with a maximum output current of 1A

Inventory:

5,149