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LM139APT

LM139APT

Manufacturer No:

LM139APT

Manufacturer:

STMicroelectronics

Description:

IC COMPARATOR 4 GEN PUR 14TSSOP

Datasheet:

Datasheet

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LM139APT Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-TSSOP
  • Mounting Type
    Surface Mount
  • Package / Case
    14-TSSOP (0.173", 4.40mm Width)
  • 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)
    0.1µA @ 5V
  • Voltage - Input Offset (Max)
    2mV @ 30V
  • Voltage - Supply, Single/Dual (±)
    2V ~ 32V, ±1V ~ 16V
  • Output Type
    -
  • Number of Elements
    4
  • Type
    General Purpose
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    -
The LM139APT is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:1. High precision: The LM139APT 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 LM139APT 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 and versatile integration into larger systems.5. Low power consumption: The LM139APT consumes low power, making it suitable for battery-powered applications or situations where power efficiency is crucial.Application scenarios for the LM139APT include:1. Voltage monitoring: The chip 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 LM139APT can be used in signal conditioning circuits to compare and process analog signals, such as in audio amplifiers, level detectors, and waveform generators.3. Motor control: The chip can be utilized in motor control circuits to compare feedback signals and control the direction or speed of motors.4. Window comparators: The LM139APT can be configured as a window comparator to detect when an input voltage falls within a specific range. This is useful in applications like temperature control, level sensing, and alarm systems.5. Pulse width modulation (PWM): The chip can be employed in PWM circuits to generate variable-width pulses based on voltage comparisons. This is commonly used in applications like motor speed control, LED dimming, and power converters.Overall, the LM139APT integrated circuit chip offers high precision, flexibility, and low power consumption, making it suitable for a wide range of voltage comparison and control applications.
LM139APT Relevant information