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LM2903ATH-13
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LM2903ATH-13

Product Overview

Category: Integrated Circuit
Use: Voltage Comparator
Characteristics: Low power consumption, wide supply voltage range
Package: SOT-23
Essence: Dual Differential Comparator
Packaging/Quantity: Tape & Reel, 3000 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

The LM2903ATH-13 has a total of 8 pins: 1. VCC+ 2. Inverting Input (IN-) 3. Non-Inverting Input (IN+) 4. Ground (GND) 5. Output (OUT) 6. NC (No Connection) 7. VCC- 8. NC (No Connection)

Functional Features

  • Low input offset voltage
  • Wide supply voltage range
  • Low power consumption
  • High input impedance

Advantages and Disadvantages

Advantages: - Wide operating voltage range - Low input bias current - Fast response time

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

Working Principles

The LM2903ATH-13 is a dual voltage comparator that compares the voltages at its inverting and non-inverting inputs and produces a high or low output based on the comparison result. It operates by amplifying the voltage difference between the inputs and driving the output to a logic high or low state.

Detailed Application Field Plans

  • Battery management systems
  • Overvoltage/undervoltage protection circuits
  • Signal conditioning circuits
  • Industrial automation systems

Detailed and Complete Alternative Models

  • LM393
  • LM311
  • LM339
  • LM2903

In conclusion, the LM2903ATH-13 is a versatile dual voltage comparator with a wide operating voltage range and low power consumption, making it suitable for various applications in different industries.

Word Count: 275

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LM2903ATH-13 dalam solusi teknis

  1. What is the LM2903ATH-13?

    • The LM2903ATH-13 is a dual voltage comparator with open collector outputs, designed for use in a wide range of applications.

  2. What are the typical operating voltages for the LM2903ATH-13?

    • The LM2903ATH-13 typically operates within a voltage range of 2V to 36V.

  3. What are the key features of the LM2903ATH-13?

    • The LM2903ATH-13 features low power consumption, wide single and dual supply voltage ranges, and open collector outputs for wired-OR connections.

  4. In what types of applications can the LM2903ATH-13 be used?

    • The LM2903ATH-13 is commonly used in battery chargers, smoke detectors, industrial controls, and automotive systems.

  5. What is the output drive capability of the LM2903ATH-13?

    • The LM2903ATH-13 has an open collector output with a sink current capability of 16mA.

  6. What is the temperature range for the LM2903ATH-13?

    • The LM2903ATH-13 is designed to operate over a temperature range of -40°C to 125°C.

  7. How does the LM2903ATH-13 handle input offset voltage?

    • The LM2903ATH-13 has a low input offset voltage, making it suitable for precision applications.

  8. Can the LM2903ATH-13 be used in automotive applications?

    • Yes, the LM2903ATH-13 is well-suited for automotive applications due to its wide operating voltage range and robust design.

  9. What are the recommended decoupling and bypassing techniques for the LM2903ATH-13?

    • It is recommended to use bypass capacitors close to the power supply pins to minimize noise and ensure stable operation.

  10. Are there any application notes or reference designs available for the LM2903ATH-13?

    • Yes, Texas Instruments provides application notes and reference designs to assist engineers in implementing the LM2903ATH-13 in various technical solutions.