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LM139N

LM139N

Manufacturer No:

LM139N

Manufacturer:

STMicroelectronics

Description:

IC COMPARATOR 4 GEN PUR 14DIP

Datasheet:

Datasheet

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LM139N Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-DIP
  • Mounting Type
    Through Hole
  • Package / Case
    14-DIP (0.300", 7.62mm)
  • Operating Temperature
    -55°C ~ 125°C
  • Hysteresis
    -
  • Propagation Delay (Max)
    -
  • CMRR, PSRR (Typ)
    -
  • Current - Quiescent (Max)
    2mA
  • Current - Output (Typ)
    16mA @ 5V
  • Current - Input Bias (Max)
    0.25µA @ 5V
  • Voltage - Input Offset (Max)
    5mV @ 30V
  • Voltage - Supply, Single/Dual (±)
    2V ~ 32V, ±1V ~ 16V
  • Output Type
    -
  • Number of Elements
    4
  • Type
    General Purpose
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    -
The LM139N is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:1. High precision: The LM139N 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 LM139N consists of four independent comparators in a single package. This feature 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 allows for flexible integration into larger systems.5. Fast response time: The LM139N 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, making it suitable for both industrial and automotive applications.Application scenarios for LM139N integrated circuit chips include:1. Voltage monitoring: The LM139N 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 instrumentation circuits.3. Motor control: The LM139N 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 configured as a window comparator to detect when an input voltage falls within a specific range. This is useful in applications such as temperature control, level sensing, and threshold detection.5. Oscillators and timers: The LM139N can be used in oscillator and timer circuits to generate precise timing signals, such as in pulse width modulation (PWM) circuits, frequency generators, and time delay circuits.Overall, the LM139N integrated circuit chip offers high precision, flexibility, and fast response time, making it suitable for a wide range of applications that require voltage comparisons and signal processing.
LM139N Relevant information