LM75 Temperature Sensor: Feature, Application and Datasheet

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Published: 27 July 2021 | Last Updated: 27 July 2021

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LM75BIM-3

LM75BIM-3

Maxim Integrated

Tube Digital, Local 3V~5.5V Surface Mount -55°C~125°C I2C ±2°C (±3°C) 8 b 1 (Unlimited)

Unit Price: $3.618203

Ext Price: $3.62

Purchase Guide

Tube Digital, Local 3V~5.5V Surface Mount -55°C~125°C I2C ±2°C (±3°C) 8 b 1 (Unlimited)

LM75 is a digital temperature sensor and thermal watchdog with 2-wire interface. This article mainly introduce its feature, application, datasheet and other detailed information about Maxim Integrated LM75.

In this video, you will see RS232 communicated with LM75 temperature sensor.

RS232 Communication with LM75 temperature sensor

LM75 Descirption

LM75 temperature sensor includes a delta-sigma Analog-to-digital converter and digital over-temperature detector. The host can query LM75 through it The I2C interface reads the temperature at any time. This Open drain overheat output (OS) sink current When the programmable temperature limit is exceeded. The OS output operates in one of two modes, comparator or interrupt. Host control temperature Time to alarm (TOS) and hysteresisv Temperature below the alarm condition Effective (THYST). In addition, the host can read the TOS and THYST registers of the LM75. Address of LM75 Three pins are set to allow multiple devices to work On the same bus. Power-on is in comparator mode, with TOS = +80°C and THYST = +75°C are the default values. 3.0V To 5.5V supply voltage range, low supply current, and The I2C interface makes the LM75 an ideal choice for many thermal management and protection applications.


LM75 Pinout

LM75 Pinout.jpg

LM75 CAD Model

Symbol

Symbol.png

Footprint

Footprint.png

3D Model

LM75 3D Model.jpg

LM75 Features

♦ SO (SOP) and µMAX® (µSOP) packages

♦ I2C bus interface

♦ Independent open-drain OS output as Interrupt or comparator/thermostat input

♦ Register readback capability

♦ Power-on default setting allows independent operation as a thermostat

♦ 3.0V to 5.5V power supply voltage

♦ Low working power supply current 250µA (typical value), 1mA (Maximum)

♦ 4µA (typical value) shutdown mode can minimize power consumption consume

♦ Up to eight LM75s can be connected to a single bus

♦ Pins and/or registers and Maxim sensors with improved performance (including MAX7500, MAX6625, MAX6626, DS75LV, and DS7505


Specifications

Maxim Integrated LM75BIM-3 technical specifications, attributes, parameters and parts with similar specifications to Maxim Integrated LM75BIM-3 .
  • Type
    Parameter
  • Factory Lead Time
    6 Weeks
  • Contact Plating

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

    Tin
  • Mount

    In electronic components, the term "Mount" typically refers to the method or process of physically attaching or fixing a component onto a circuit board or other electronic device. This can involve soldering, adhesive bonding, or other techniques to secure the component in place. The mounting process is crucial for ensuring proper electrical connections and mechanical stability within the electronic system. Different components may have specific mounting requirements based on their size, shape, and function, and manufacturers provide guidelines for proper mounting procedures to ensure optimal performance and reliability of the electronic device.

    Surface Mount
  • 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.

    8-SOIC (0.154, 3.90mm Width)
  • Number of Pins
    8
  • Test Conditions
    -25°C ~ 100°C (-55°C ~ 125°C)
  • 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.

    -55°C~125°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
    2004
  • 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.

    Active
  • 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
    8
  • 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
  • Max Power Dissipation

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

    362mW
  • Voltage - Supply

    Voltage - Supply refers to the range of voltage levels that an electronic component or circuit is designed to operate with. It indicates the minimum and maximum supply voltage that can be applied for the device to function properly. Providing supply voltages outside this range can lead to malfunction, damage, or reduced performance. This parameter is critical for ensuring compatibility between different components in a circuit.

    3V~5.5V
  • 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.

    LM75
  • Body Breadth

    Body breadth in electronic components refers to the width of the physical body of a component, such as a resistor, capacitor, or integrated circuit. This measurement is crucial for ensuring proper fit within a circuit board or enclosure. It can affect the component's thermal performance, mechanical stability, and overall compatibility with other components in a design. Body breadth is typically specified in millimeters or inches and is an important factor in the selection and design of electronic assemblies.

    3.9 mm
  • 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.

    I2C
  • Interface

    In electronic components, the term "Interface" refers to the point at which two different systems, devices, or components connect and interact with each other. It can involve physical connections such as ports, connectors, or cables, as well as communication protocols and standards that facilitate the exchange of data or signals between the connected entities. The interface serves as a bridge that enables seamless communication and interoperability between different parts of a system or between different systems altogether. Designing a reliable and efficient interface is crucial in ensuring proper functionality and performance of electronic components and systems.

    2-Wire, I2C, SMBus, Serial
  • Termination Type

    Termination Type in electronic components refers to the method used to connect the component to a circuit board or other electronic devices. It specifies how the component's leads or terminals are designed for soldering or mounting onto a PCB. Common termination types include through-hole, surface mount, and wire lead terminations. The termination type is an important consideration when selecting components for a circuit design, as it determines how the component will be physically connected within the circuit. Different termination types offer varying levels of durability, ease of assembly, and suitability for specific applications.

    SOLDER
  • Operating Supply Current

    Operating Supply Current, also known as supply current or quiescent current, is a crucial parameter in electronic components that indicates the amount of current required for the device to operate under normal conditions. It represents the current drawn by the component from the power supply while it is functioning. This parameter is important for determining the power consumption of the component and is typically specified in datasheets to help designers calculate the overall power requirements of their circuits. Understanding the operating supply current is essential for ensuring proper functionality and efficiency of electronic systems.

    250μA
  • Number of Bits
    9
  • Resolution

    Resolution in electronic components refers to the smallest increment of measurement or change that can be detected or represented by the component. It is a crucial specification in devices such as sensors, displays, and converters, as it determines the level of detail or accuracy that can be achieved. For example, in a digital camera, resolution refers to the number of pixels that make up an image, with higher resolution indicating a greater level of detail. In analog-to-digital converters, resolution is the number of discrete values that can be represented in the digital output, determining the precision of the conversion process. Overall, resolution plays a significant role in determining the performance and capabilities of electronic components in various applications.

    8 b
  • Sensor Type

    In electronic components, the parameter "Sensor Type" refers to the specific type of sensor technology used in a particular component to detect and measure physical phenomena such as light, temperature, pressure, motion, or proximity. Different sensor types utilize various principles and mechanisms to convert the detected input into an electrical signal that can be processed by the electronic component. Common sensor types include photodiodes, thermistors, accelerometers, and proximity sensors, each designed for specific applications and environments. Understanding the sensor type is crucial for selecting the right component for a given task and ensuring accurate and reliable sensing capabilities in electronic systems.

    Digital, Local
  • Sensors/Transducers Type

    In electronic components, the parameter "Sensors/Transducers Type" refers to the specific type of sensor or transducer that is integrated into the component. Sensors are devices that detect changes in physical properties and convert them into electrical signals, while transducers are devices that convert one form of energy into another. The type of sensor or transducer used in an electronic component can vary widely depending on the intended application, such as temperature sensors, pressure sensors, proximity sensors, accelerometers, and more. Understanding the Sensors/Transducers Type parameter is crucial for selecting the right component for a particular electronic system or device, as different types of sensors/transducers have different functionalities and performance characteristics.

    TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL
  • Max Supply Voltage (DC)

    The parameter "Max Supply Voltage (DC)" in electronic components refers to the maximum voltage that can be safely applied to the component without causing damage. This specification is crucial for ensuring the reliable operation and longevity of the component within a given circuit. Exceeding the maximum supply voltage can lead to overheating, breakdown of internal components, or even permanent damage. It is important to carefully adhere to this specification when designing or using electronic circuits to prevent potential failures and ensure the safety of the components.

    5.5V
  • Min Supply Voltage (DC)

    The parameter "Min Supply Voltage (DC)" in electronic components refers to the minimum voltage level required for the component to operate properly. It indicates the lowest voltage that can be safely applied to the component without causing damage or malfunction. This parameter is crucial for ensuring the reliable and stable operation of the component within its specified operating range. It is important for designers and engineers to adhere to the specified minimum supply voltage to prevent potential issues such as erratic behavior, reduced performance, or permanent damage to the component.

    3V
  • Accuracy - Highest (Lowest)

    In electronic components, "Accuracy - Highest (Lowest)" refers to the range within which the actual value of a parameter can deviate from the ideal or specified value. The term "Highest" indicates the upper limit of this range, while "Lowest" indicates the lower limit. For example, if a component has an accuracy of ±5%, the highest accuracy would mean that the actual value could be within 5% above the specified value, while the lowest accuracy would mean it could be within 5% below the specified value. This parameter is crucial for ensuring the reliability and performance of electronic devices by determining how closely the component's output matches the desired value.

    ±2°C (±3°C)
  • Sensing Temperature - Local

    Sensing Temperature - Local refers to the capability of an electronic component to measure the temperature in its immediate environment or vicinity. This parameter is crucial for applications that require monitoring of temperature for performance, safety, or stability purposes. It often involves temperature sensors integrated within components like microcontrollers, power regulators, or other integrated circuits. The local sensing allows for accurate temperature readings that help in adjusting operational conditions, ensuring optimal performance, and preventing thermal-related failures.

    -55°C~125°C
  • Accuracy-Max

    Accuracy-Max refers to the maximum permissible error in the output of an electronic component or system, typically expressed as a percentage of the nominal value. It indicates the extent to which the measured or calculated value can deviate from the true value under specified conditions. This parameter is crucial for ensuring reliable performance, especially in applications where precision is critical. A lower Accuracy-Max signifies better accuracy and higher quality in measurement and control processes.

    3 Cel
  • Features

    In the context of electronic components, the term "Features" typically refers to the specific characteristics or functionalities that a particular component offers. These features can vary depending on the type of component and its intended use. For example, a microcontroller may have features such as built-in memory, analog-to-digital converters, and communication interfaces like UART or SPI.When evaluating electronic components, understanding their features is crucial in determining whether they meet the requirements of a particular project or application. Engineers and designers often look at features such as operating voltage, speed, power consumption, and communication protocols to ensure compatibility and optimal performance.In summary, the "Features" parameter in electronic components describes the unique attributes and capabilities that differentiate one component from another, helping users make informed decisions when selecting components for their electronic designs.

    Output Switch, Programmable Limit, Shutdown Mode
  • Height
    1.5mm
  • Length
    5mm
  • 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.

    Unknown
  • 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.

    ROHS3 Compliant
0 Similar Products Remaining

LM75 Block Diagram

Block Diagram.png

LM75 Functional Diagram

Functional Diagram.png

LM75 Alternatives

Alternatives.png

How to use LM75?

LM75 Temperature Sensor Module consists of five pins i.e. VCC, GND, OS, SCL, and SDA. This module is pin-compatible with Banana Pi so you can directly mount it on Banana Pi. The internal circuit diagram of this module is given below. SCL and SDA pins are connected through 4.7K ohm pull-up resistors.

how to use.png


LM75 Applications

◆Thermal system management

◆Thermal Protection

◆Test equipment

◆Computers and office electronics


LM75 Manufacturer

Maxim Integrated is a US listed company that designs, manufactures and sells analog and mixed-signal integrated circuits. Maxim Integrated develops integrated circuits (ICs) for the automotive, industrial, communications, consumer, and computing markets. The company is headquartered in San Jose, California, with design centers, manufacturing facilities, and sales offices around the world.


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Datasheet PDF

Download datasheets and manufacturer documentation for Maxim Integrated LM75BIM-3 .
LM75BIM-3

Maxim Integrated

In Stock: 1000

Minimum: 1 Multiples: 1

Qty

Unit Price

Ext Price

  • 1

    $3.618203

    $3.62

  • 10

    $3.413399

    $34.13

  • 100

    $3.220188

    $322.02

  • 500

    $3.037913

    $1,518.96

  • 1000

    $2.865956

    $2,865.96

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