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LM139DT

LM139DT

Manufacturer No:

LM139DT

Manufacturer:

STMicroelectronics

Description:

IC COMPARATOR 4 GEN PUR 14SO

Datasheet:

Datasheet

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LM139DT Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-SO
  • 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)
    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
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    -
The LM139DT is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:1. High precision: The LM139DT 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 LM139DT 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. Fast response time: The LM139DT has a fast response time, making it suitable for applications that require quick voltage comparisons, such as motor control, signal conditioning, and level detection.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 LM139DT include:1. Voltage monitoring: The LM139DT can be used to monitor voltage levels and trigger actions based on specific thresholds. For example, it can be used in battery management systems to detect low battery voltage and initiate charging.2. Signal conditioning: The chip can be used in signal conditioning circuits to compare and process analog signals. It is commonly used in audio applications, such as amplifiers and filters.3. Level detection: The LM139DT can be used to detect and compare voltage levels in digital systems. It can be used in level shifters, level detectors, and digital logic circuits.4. Motor control: The chip can be used in motor control circuits to compare feedback signals and control the speed or direction of motors. It is commonly used in robotics, automation, and industrial control systems.5. Window comparators: The LM139DT can be configured as a window comparator to monitor if a signal falls within a specific voltage range. This is useful in applications such as overvoltage/undervoltage protection circuits.Overall, the LM139DT is a versatile integrated circuit chip that offers high precision, fast response time, and multiple comparators in a single package. Its wide range of applications makes it suitable for various electronic systems and industries.
LM139DT Relevant information