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LM393AM
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LM393AM

Product Overview

Category: Integrated Circuit
Use: Voltage Comparator
Characteristics: Low power consumption, wide voltage range
Package: SOP-8
Essence: Dual Differential Comparators
Packaging/Quantity: Tape & Reel / 2500 units per reel

Specifications

  • Supply Voltage: 2V to 36V
  • Input Offset Voltage: 2mV
  • Input Bias Current: 25nA
  • Response Time: 1.3μs
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Inverting Input (1)
  2. Non-Inverting Input (1)
  3. V-
  4. Ground
  5. Non-Inverting Input (2)
  6. Inverting Input (2)
  7. Output (2)
  8. V+

Functional Features

  • Wide single supply voltage range
  • Low input bias current
  • Compatible with all forms of logic
  • Low output saturation voltage

Advantages and Disadvantages

Advantages: - Low power consumption - Wide voltage range - High response speed - Versatile compatibility with different logic types

Disadvantages: - Limited output current capability - Sensitivity to electromagnetic interference

Working Principles

The LM393AM is a dual voltage comparator that compares the voltage at its two inputs and produces a digital output based on the comparison result. It operates by amplifying the voltage difference between the inverting and non-inverting inputs and driving the output to either a high or low state based on the comparison.

Detailed Application Field Plans

The LM393AM finds applications in various fields such as: - Battery voltage monitoring - Overvoltage/undervoltage protection circuits - Signal conditioning - Motor control systems - Switching power supplies

Detailed and Complete Alternative Models

  1. LM2903
  2. LM339
  3. LM311
  4. LM2901

LM393AM is a versatile integrated circuit belonging to the category of voltage comparators. Its low power consumption, wide voltage range, and compatibility with different logic types make it suitable for diverse applications. However, it has limitations in terms of output current capability and susceptibility to electromagnetic interference. The working principle involves comparing input voltages and producing a digital output based on the comparison result. Its applications span across battery voltage monitoring, signal conditioning, and motor control systems. Alternative models include LM2903, LM339, LM311, and LM2901.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LM393AM en soluciones técnicas

  1. What is LM393AM?

    • LM393AM is a dual voltage comparator with two independent precision voltage comparators designed to operate from a single power supply over a wide range of voltages.

  2. What are the typical applications of LM393AM?

    • LM393AM is commonly used in battery chargers, smoke detectors, voltage regulators, and other technical solutions requiring voltage comparison.

  3. What is the operating voltage range for LM393AM?

    • The operating voltage range for LM393AM is typically from 2V to 36V.

  4. What is the input offset voltage of LM393AM?

    • The input offset voltage of LM393AM is typically 2mV at room temperature.

  5. What is the output current capability of LM393AM?

    • The output current capability of LM393AM is typically 16mA.

  6. What is the temperature range for LM393AM?

    • LM393AM is designed to operate over a temperature range of -40°C to 125°C.

  7. Can LM393AM be used in automotive applications?

    • Yes, LM393AM can be used in automotive applications due to its wide operating voltage range and temperature capabilities.

  8. What is the package type for LM393AM?

    • LM393AM is available in an SOIC-8 package, making it suitable for surface-mount applications.

  9. Does LM393AM have built-in hysteresis?

    • Yes, LM393AM has built-in hysteresis, which helps prevent oscillations and improve noise immunity.

  10. Is LM393AM RoHS compliant?

    • Yes, LM393AM is RoHS compliant, making it suitable for use in environmentally sensitive applications.