LM2901 Quad Comparator: Pinout, Equivalent and Datasheet

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Published: 28 December 2021 | Last Updated: 28 December 2021

3304

LM2901DG

LM2901DG

ON Semiconductor

Surface Mount Tube 16mA mA 1.3 μs μs Linear Comparators 100dB dB 250nA pA 2007 2mA μA 7mV mV

Purchase Guide

Surface Mount Tube 16mA mA 1.3 μs μs Linear Comparators 100dB dB 250nA pA 2007 2mA μA 7mV mV

The LM2901 comparator is designed for use in level detection, low−level sensing and memory applications in consumer, automotive, and industrial electronic applications. Furthermore, Huge range of Semiconductors, Capacitors, Resistors and IcS in stock. Welcome RFQ.

In this video, the Comparator circuit and its different configurations like inverting comparator, Non-Inverting Comparator, and window comparator have been explained.

Comparator Explained (Inverting Comparator, Non-Inverting Comparator and Window Comparator)

LM2901 Pinout

Pinout.png

Pinout

LM2901 CAD Model

Symbol.png

Symbol

Footprint.png

Footprint

3D Model.png

3D Model

LM2901 Overview

The LM2901 comparator is designed for use in level detection, low−level sensing and memory applications in consumer, automotive, and industrial electronic applications. The LM2901 series consists of four independent high-precision voltage comparators with a low offset voltage of 2 for all four comparison mV maximum specifications. These were canceled specifically signed to work in a wide voltage range from a single power supply.

This article provides you with a basic overview of the LM2901 Quad Comparator, including its pin descriptions, features and specifications, etc., to help you quickly understand what LM2901 is.

LM2901 Features

● Single Supply Operation: 3.0 V to 36 V

● Split Supply Operation: ±1.5 V to ±18 V

● Low Input Bias Current: 25 nA (Typ)

● Low Input Offset Current: ±5.0 nA (Typ)

● Low Input Offset Voltage

● Input Common Mode Voltage Range to GND

● Low Output Saturation Voltage: 130 mV (Typ) @ 4.0 mA

● TTL and CMOS Compatible

● ESD Clamps on the Inputs Increase Reliability without Affecting Device Operation

● NCV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements;                       AEC−Q100 Qualified and PPAP Capable

● The Device is Pb−Free, Halogen Free/BFR Free and are RoHS Compliant

Specifications

ON Semiconductor LM2901DG technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor LM2901DG.
  • Type
    Parameter
  • Lifecycle Status

    Lifecycle Status refers to the current stage of an electronic component in its product life cycle, indicating whether it is active, obsolete, or transitioning between these states. An active status means the component is in production and available for purchase. An obsolete status indicates that the component is no longer being manufactured or supported, and manufacturers typically provide a limited time frame for support. Understanding the lifecycle status is crucial for design engineers to ensure continuity and reliability in their projects.

    LAST SHIPMENTS (Last Updated: 3 days ago)
  • Factory Lead Time
    2 Weeks
  • Contact Plating

    Contact plating (finish) provides corrosion protection for base metals and optimizes the mechanical and electrical properties of the contact interfaces.

    Tin
  • Mounting Type

    The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.

    Surface Mount
  • Package / Case

    refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

    14-SOIC (0.154, 3.90mm Width)
  • Surface Mount

    having leads that are designed to be soldered on the side of a circuit board that the body of the component is mounted on.

    YES
  • Number of Pins
    14
  • Operating Temperature

    The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

    -40°C~105°C
  • Packaging

    Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

    Tube
  • Published
    2007
  • JESD-609 Code

    The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.

    e3
  • Pbfree Code

    The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.

    yes
  • Part Status

    Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

    Obsolete
  • Moisture Sensitivity Level (MSL)

    Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures

    1 (Unlimited)
  • Number of Terminations
    14
  • ECCN Code

    An ECCN (Export Control Classification Number) is an alphanumeric code used by the U.S. Bureau of Industry and Security to identify and categorize electronic components and other dual-use items that may require an export license based on their technical characteristics and potential for military use.

    EAR99
  • Type
    General Purpose
  • Max Power Dissipation

    The maximum power that the MOSFET can dissipate continuously under the specified thermal conditions.

    1W
  • Terminal Position

    In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.

    DUAL
  • Terminal Form

    Occurring at or forming the end of a series, succession, or the like; closing; concluding.

    GULL WING
  • Peak Reflow Temperature (Cel)

    Peak Reflow Temperature (Cel) is a parameter that specifies the maximum temperature at which an electronic component can be exposed during the reflow soldering process. Reflow soldering is a common method used to attach electronic components to a circuit board. The Peak Reflow Temperature is crucial because it ensures that the component is not damaged or degraded during the soldering process. Exceeding the specified Peak Reflow Temperature can lead to issues such as component failure, reduced performance, or even permanent damage to the component. It is important for manufacturers and assemblers to adhere to the recommended Peak Reflow Temperature to ensure the reliability and functionality of the electronic components.

    260
  • Number of Functions
    4
  • Supply Voltage

    Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.

    5V
  • Terminal Pitch

    The center distance from one pole to the next.

    1.27mm
  • Time@Peak Reflow Temperature-Max (s)

    Time@Peak Reflow Temperature-Max (s) refers to the maximum duration that an electronic component can be exposed to the peak reflow temperature during the soldering process, which is crucial for ensuring reliable solder joint formation without damaging the component.

    40
  • Base Part Number

    The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.

    LM2901
  • Pin Count

    a count of all of the component leads (or pins)

    14
  • Output Type

    The "Output Type" parameter in electronic components refers to the type of signal or data that is produced by the component as an output. This parameter specifies the nature of the output signal, such as analog or digital, and can also include details about the voltage levels, current levels, frequency, and other characteristics of the output signal. Understanding the output type of a component is crucial for ensuring compatibility with other components in a circuit or system, as well as for determining how the output signal can be utilized or processed further. In summary, the output type parameter provides essential information about the nature of the signal that is generated by the electronic component as its output.

    CMOS, Open-Collector, TTL
  • Power Supplies

    an electronic circuit that converts the voltage of an alternating current (AC) into a direct current (DC) voltage.?

    5V
  • Number of Circuits
    4
  • Nominal Supply Current

    Nominal current is the same as the rated current. It is the current drawn by the motor while delivering rated mechanical output at its shaft.

    2mA
  • Power Dissipation

    the process by which an electronic or electrical device produces heat (energy loss or waste) as an undesirable derivative of its primary action.

    1W
  • Output Current

    The rated output current is the maximum load current that a power supply can provide at a specified ambient temperature. A power supply can never provide more current that it's rated output current unless there is a fault, such as short circuit at the load.

    16mA
  • Max Supply Current

    Max Supply Current refers to the maximum amount of electrical current that a component can draw from its power supply under normal operating conditions. It is a critical parameter that ensures the component operates reliably without exceeding its thermal limits or damaging internal circuitry. Exceeding this current can lead to overheating, performance degradation, or failure of the component. Understanding this parameter is essential for designing circuits that provide adequate power while avoiding overload situations.

    2mA
  • Quiescent Current

    The quiescent current is defined as the current level in the amplifier when it is producing an output of zero.

    2.5mA
  • Response Time

    the time taken for a circuit or measuring device, when subjected to a change in input signal, to change its state by a specified fraction of its total response to that change.

    1.3 μs
  • Voltage - Supply, Single/Dual (±)

    The parameter "Voltage - Supply, Single/Dual (±)" in electronic components refers to the power supply voltage required for the proper operation of the component. This parameter indicates whether the component requires a single power supply voltage (e.g., 5V) or a dual power supply voltage (e.g., ±15V). For components that require a single power supply voltage, only one voltage level is needed for operation. On the other hand, components that require a dual power supply voltage need both positive and negative voltage levels to function correctly.Understanding the voltage supply requirements of electronic components is crucial for designing and integrating them into circuits to ensure proper functionality and prevent damage due to incorrect voltage levels.

    3V~36V ±1.5V~18V
  • Halogen Free

    The term "Halogen Free" in electronic components refers to a specific characteristic of the materials used in the manufacturing of the component. Halogens are a group of elements that include fluorine, chlorine, bromine, iodine, and astatine. These elements are commonly used in flame retardants and other materials in electronics. However, the presence of halogens can pose environmental and health risks when the components are disposed of or recycled.Therefore, electronic components labeled as "Halogen Free" are manufactured without the use of halogenated materials. This designation indicates that the components do not contain any halogens, making them safer for the environment and human health. Halogen-free components are becoming increasingly popular in the electronics industry due to the growing awareness of environmental concerns and regulations regarding hazardous substances in electronic products.

    Halogen Free
  • Output Current per Channel

    Output Current per Channel is a specification commonly found in electronic components such as amplifiers, audio interfaces, and power supplies. It refers to the maximum amount of electrical current that can be delivered by each individual output channel of the component. This parameter is important because it determines the capacity of the component to drive connected devices or loads. A higher output current per channel means the component can deliver more power to connected devices, while a lower output current may limit the performance or functionality of the component in certain applications. It is crucial to consider the output current per channel when selecting electronic components to ensure they can meet the power requirements of the intended system or setup.

    16mA
  • Input Offset Voltage (Vos)

    Input Offset Voltage (Vos) is a key parameter in electronic components, particularly in operational amplifiers. It refers to the voltage difference that must be applied between the two input terminals of the amplifier to nullify the output voltage when the input terminals are shorted together. In simpler terms, it represents the voltage required to bring the output of the amplifier to zero when there is no input signal present. Vos is an important parameter as it can introduce errors in the output signal of the amplifier, especially in precision applications where accuracy is crucial. Minimizing Vos is essential to ensure the amplifier operates with high precision and accuracy.

    7mV
  • Voltage Gain

    Voltage gain is a measure of how much an electronic component or circuit amplifies an input voltage signal to produce an output voltage signal. It is typically expressed as a ratio or in decibels (dB). A higher voltage gain indicates a greater amplification of the input signal. Voltage gain is an important parameter in amplifiers, where it determines the level of amplification provided by the circuit. It is calculated by dividing the output voltage by the input voltage and is a key factor in determining the overall performance and functionality of electronic devices.

    100dB
  • Average Bias Current-Max (IIB)

    The parameter "Average Bias Current-Max (IIB)" in electronic components refers to the maximum average bias current that the component can handle without exceeding its specified operating limits. Bias current is the current that flows through a component when it is in its quiescent state or when it is not actively processing a signal. Exceeding the maximum average bias current can lead to overheating, reduced performance, or even damage to the component. Therefore, it is important to ensure that the bias current does not exceed the specified maximum value to maintain the reliability and longevity of the electronic component.

    0.5μA
  • Supply Voltage Limit-Max

    The parameter "Supply Voltage Limit-Max" in electronic components refers to the maximum voltage that the component can safely handle without getting damaged. This specification is crucial for ensuring the reliable operation and longevity of the component within a given electrical system. Exceeding the maximum supply voltage limit can lead to overheating, electrical breakdown, or permanent damage to the component. It is important to carefully adhere to this limit when designing and operating electronic circuits to prevent potential failures and ensure the overall system's performance and safety.

    36V
  • Input Bias Current

    Input Bias Current refers to the small amount of current that flows into the input terminals of an electronic component, such as an operational amplifier. It is primarily caused by the input impedance of the device and the characteristics of the transistors within it. This current is crucial in determining the accuracy of the analog signal processing, as it can affect the level of voltage offset and signal integrity in the application. In many precise applications, minimizing input bias current is essential to achieve optimal performance.

    250nA
  • Voltage - Input Offset (Max)

    Voltage - Input Offset (Max) is a parameter that refers to the maximum allowable difference in input voltage between two input terminals of an electronic component, such as an operational amplifier, before the output voltage deviates from the expected value. This parameter is crucial in precision applications where accurate voltage amplification or signal processing is required. A higher value for the input offset voltage indicates a greater potential for error in the output signal, so minimizing this parameter is important for maintaining the accuracy and reliability of the component's performance. Designers often take this parameter into consideration when selecting components for circuits that require precise voltage control and signal processing.

    7mV @ 5V
  • Current - Input Bias (Max)

    The parameter "Current - Input Bias (Max)" in electronic components refers to the maximum amount of input bias current that can flow into the input terminal of the component without causing any adverse effects on its performance. Input bias current is the small amount of current that flows into the input terminal of an electronic component, such as an operational amplifier, transistor, or integrated circuit, even when no input signal is applied. This parameter is important because excessive input bias current can lead to errors in the output signal and affect the overall performance of the component. Manufacturers specify a maximum value for input bias current to ensure proper operation and reliability of the component in various applications. It is crucial for designers and engineers to consider this parameter when selecting components for their circuits to ensure optimal performance and functionality.

    0.25μA @ 5V
  • Current - Output (Typ)

    The parameter "Current - Output (Typ)" in electronic components refers to the typical output current that the component is designed to deliver under normal operating conditions. It represents the expected or average value of the output current that the component can provide. This parameter is important for determining the capability of the component to supply power to other parts of the circuit or system. It helps in ensuring that the component can meet the current requirements of the application without exceeding its specified limits. Manufacturers provide this parameter in datasheets to help designers select the appropriate component for their specific needs.

    16mA @ 5V
  • Height
    1.5mm
  • Length
    8.75mm
  • Width
    4mm
  • REACH SVHC

    The parameter "REACH SVHC" in electronic components refers to the compliance with the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation regarding Substances of Very High Concern (SVHC). SVHCs are substances that may have serious effects on human health or the environment, and their use is regulated under REACH to ensure their safe handling and minimize their impact.Manufacturers of electronic components need to declare if their products contain any SVHCs above a certain threshold concentration and provide information on the safe use of these substances. This information allows customers to make informed decisions about the potential risks associated with using the components and take appropriate measures to mitigate any hazards.Ensuring compliance with REACH SVHC requirements is essential for electronics manufacturers to meet regulatory standards, protect human health and the environment, and maintain transparency in their supply chain. It also demonstrates a commitment to sustainability and responsible manufacturing practices in the electronics industry.

    No SVHC
  • Radiation Hardening

    Radiation hardening is the process of making electronic components and circuits resistant to damage or malfunction caused by high levels of ionizing radiation, especially for environments in outer space (especially beyond the low Earth orbit), around nuclear reactors and particle accelerators, or during nuclear accidents or nuclear warfare.

    No
  • RoHS Status

    RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

    RoHS Compliant
  • Lead Free

    Lead Free is a term used to describe electronic components that do not contain lead as part of their composition. Lead is a toxic material that can have harmful effects on human health and the environment, so the electronics industry has been moving towards lead-free components to reduce these risks. Lead-free components are typically made using alternative materials such as silver, copper, and tin. Manufacturers must comply with regulations such as the Restriction of Hazardous Substances (RoHS) directive to ensure that their products are lead-free and environmentally friendly.

    Lead Free
0 Similar Products Remaining

LM2901 Functional Block Diagram

Circuit Schematic (Diagram shown is for 1 comparator).png

Circuit Schematic (Diagram shown is for 1 comparator)

LM2901 Equivalent

            Model number                          Manufacturer                                     Description
LM2901DR2On SemiconductorQUAD COMPARATOR, 15000uV OFFSET-MAX, 1300ns RESPONSE TIME, PDSO14, SOIC-14
LM2901DSamsung SemiconductorComparator, 15000uV Offset-Max, 1400ns Response Time, BIPolar, PDSO14,
LM2901MFairchild Semiconductor CorporationComparator, 4 Func, 15000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO14, SOP-14
LM2901VDMotorola Semiconductor ProductsComparator, 4 Func, 15000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO14, PLASTIC, SO-14
LM2901VDR2On SemiconductorQUAD COMPARATOR, 15000uV OFFSET-MAX, 1300ns RESPONSE TIME, PDSO14, SOIC-14
KA2901DTFOn SemiconductorComparator, Quad, 3000-REEL
KA2901DMTFRochester Electronics LLCComparator, 4 Func, 15000uV Offset-Max, 1400ns Response Time, BIPolar, PDSO14, SOP-14
LM2901QNRochester Electronics LLCComparator, 4 Func, 15000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP14, PLASTIC, DIP-14
LM2901NGRochester Electronics LLCComparator, 4 Func, 15000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP14, HALOGEN FREE AND ROHS COMPLIANT PLASTIC DIP-14
LM2901DBLETexas InstrumentsQUAD COMPARATOR, 15000uV OFFSET-MAX, 1300ns RESPONSE TIME, PDSO14


Parts with Similar Specs

The three parts on the right have similar specifications to ON Semiconductor & LM2901DG.

LM2901 Applications

● Zero Crossing Detector (Single Supply)

● Zero Crossing Detector (Split Supplies)

● Industrial Electronic Applications

LM2901 Package

Package.png

Package

LM2901 Marking Diagram

Marking Diagrams.png

Marking Diagram

LM2901 Soldering Footprint

Soldering Footprint.png

Soldering Footprint

LM2901 Manufacturer

ON Semiconductor (Nasdaq: ON) is driving energy efficient innovations, empowering customers to reduce global energy use. The company offers a comprehensive portfolio of energy efficient power and signal management, logic, discrete and custom solutions to help design engineers solve their unique design challenges in automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace and power supply applications. ON Semiconductor operates a responsive, reliable, world-class supply chain and quality program, and a network of manufacturing facilities, sales offices and design centers in key markets throughout North America, Europe, and the Asia Pacific regions.

Trend Analysis

Frequently Asked Questions

What is the difference between LM2901 and LM2904?

LM2901 is a low-power, low-offset voltage quad comparator. LM2904 is a low-power dual operational amplifier.

What is the difference between LM2901DT and LM2901PT?

LM2901DT and LM2901PT are packaged differently. LM2901DT is SO-14 package (small outline package). LM2901PT is in TSSOP-14 package (thin shrinking SOP package).

Since LM2901 cannot be bought, can I directly replace it with LM2902? What is the difference between them?

You cannot directly replace LM2901 with LM2902. Because the pin arrangement of the two is different.
LM2901DG

ON Semiconductor

In Stock: 950

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