ON Semiconductor
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LM211DR2
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LM211DR2

Product Overview

Belongs to: Operational Amplifiers (Op-Amps)
Category: Integrated Circuit
Use: Signal amplification and processing
Characteristics: High gain, high input impedance, low output impedance
Package: SOIC-8
Essence: Precision voltage comparator
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Supply Voltage: ±3V to ±18V
  • Input Offset Voltage: 5mV max
  • Input Bias Current: 25nA max
  • Input Offset Current: 5nA max
  • Output Short-Circuit Current: 20mA
  • Operating Temperature Range: -25°C to 85°C

Detailed Pin Configuration

  1. Offset Null 1 (-)
  2. Inverting Input (-)
  3. Non-Inverting Input (+)
  4. Ground
  5. Offset Null 2 (+)
  6. Output
  7. VCC+
  8. NC (No Connection)

Functional Features

  • High-speed voltage comparator
  • Wide supply voltage range
  • Low input bias current
  • Output short-circuit protection
  • Offset null capability for improved precision

Advantages and Disadvantages

Advantages: - High precision - Wide operating voltage range - Low input bias current

Disadvantages: - Limited output current - Limited temperature range

Working Principles

LM211DR2 is a voltage comparator that compares the voltages at its non-inverting and inverting inputs and produces an output based on the comparison result. It operates by amplifying the voltage difference between the inputs and driving the output to either a high or low state based on the input conditions.

Detailed Application Field Plans

  1. Industrial Automation: Used in control systems for precise voltage monitoring and control.
  2. Instrumentation: Employed in measurement equipment for accurate signal processing.
  3. Automotive Electronics: Utilized in automotive applications for voltage level detection and control.

Detailed and Complete Alternative Models

  1. LM311: Similar functionality with different package options.
  2. LM339: Quad voltage comparator offering multiple channels.
  3. LM393: Dual voltage comparator with low power consumption.

LM211DR2 is a versatile operational amplifier suitable for various applications requiring precision voltage comparison and amplification. Its wide supply voltage range and low input bias current make it an ideal choice for demanding electronic circuits.

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10 pirs û bersivên hevpar ên têkildarî sepana LM211DR2 di çareseriyên teknîkî de navnîş bikin

  1. What is the LM211DR2?

    • The LM211DR2 is a precision voltage comparator with a wide operating temperature range and low input offset voltage.

  2. What are the typical applications of LM211DR2?

    • The LM211DR2 is commonly used in voltage monitoring, level shifting, window comparators, and signal conditioning circuits.

  3. What is the input voltage range for LM211DR2?

    • The input voltage range for the LM211DR2 is typically between -0.3V and VCC+0.3V.

  4. What is the output drive capability of LM211DR2?

    • The LM211DR2 has a high output current capability, making it suitable for driving both TTL and CMOS logic.

  5. What is the power supply voltage range for LM211DR2?

    • The LM211DR2 can operate within a wide power supply voltage range, typically from 2V to 36V.

  6. What is the response time of LM211DR2?

    • The response time of the LM211DR2 is typically very fast, making it suitable for high-speed applications.

  7. Does LM211DR2 have built-in hysteresis?

    • Yes, the LM211DR2 features built-in hysteresis, which helps to improve noise immunity and stability in comparator applications.

  8. What is the temperature range for LM211DR2?

    • The LM211DR2 is designed to operate over a wide temperature range, typically from -40°C to 125°C.

  9. Can LM211DR2 be used in automotive applications?

    • Yes, the LM211DR2 is often used in automotive systems due to its wide operating temperature range and robustness.

  10. Is LM211DR2 available in different package types?

    • Yes, the LM211DR2 is available in various package types, including SOIC, PDIP, and TSSOP, providing flexibility for different design requirements.