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LM139D

LM139D

Manufacturer No:

LM139D

Manufacturer:

Texas Instruments

Description:

IC COMPARATOR 4 DIFF 14SOIC

Datasheet:

Datasheet

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LM139D Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-SOIC
  • Mounting Type
    Surface Mount
  • Package / Case
    14-SOIC (0.154", 3.90mm Width)
  • Operating Temperature
    -55°C ~ 125°C
  • Hysteresis
    -
  • Propagation Delay (Max)
    -
  • CMRR, PSRR (Typ)
    -
  • Current - Quiescent (Max)
    2mA
  • Current - Output (Typ)
    20mA
  • Current - Input Bias (Max)
    0.1µA @ 5V
  • Voltage - Input Offset (Max)
    5mV @ 30V
  • Voltage - Supply, Single/Dual (±)
    2V ~ 30V, ±1V ~ 15V
  • Output Type
    Open-Collector, Open-Drain, Rail-to-Rail
  • Number of Elements
    4
  • Type
    General Purpose
  • Packaging
    Tube
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    -
The LM139D is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:1. High precision: The LM139D offers high accuracy and precision in comparing analog voltages. It has a low input offset voltage and low input bias current, making it suitable for applications that require precise voltage comparisons.2. Wide supply voltage range: The chip operates over a wide supply voltage range, typically from 2V to 36V. This flexibility allows it to be used in various power supply configurations.3. Quad comparator: The LM139D consists of four independent comparators in a single package. This makes it cost-effective and space-saving, as multiple comparators can be integrated into a single chip.4. Open collector outputs: The chip has open collector outputs, which can be easily interfaced with other digital or microcontroller circuits. This feature allows for flexible and versatile integration into larger systems.5. Fast response time: The LM139D has a fast response time, making it suitable for applications that require quick voltage comparisons, such as in motor control, power management, and signal conditioning circuits.6. Wide temperature range: The chip can operate over a wide temperature range, typically from -40°C to 85°C. This makes it suitable for applications in harsh environments or industrial settings.Application scenarios for the LM139D include:1. Voltage monitoring: The LM139D can be used to monitor and compare voltages in various applications, such as battery management systems, power supply monitoring, and overvoltage/undervoltage protection circuits.2. Signal conditioning: The chip can be used in signal conditioning circuits to compare and process analog signals, such as in audio amplifiers, data acquisition systems, and sensor interfaces.3. Motor control: The LM139D can be used in motor control circuits to compare feedback signals and control the speed or direction of motors.4. Window comparators: The chip can be used to implement window comparators, which are used in applications where a signal needs to be within a specific voltage range. This can be useful in automotive systems, temperature control, and alarm circuits.5. Level shifting: The LM139D can be used to shift voltage levels between different logic families or interface between different voltage domains.Overall, the LM139D is a versatile integrated circuit chip that finds applications in various industries, including automotive, industrial automation, consumer electronics, and telecommunications.
LM139D Relevant information