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Item #:
39961103
HiLetgo 2pcs LM75 LM75A Temperature Sensor Module High Speed I2C IIC Interface High Precision Temperature Sensor
Item #:
39961103
KYD 13
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LM75A or B is a high-speed I2C interface temperature sensor that converts temperature directly to digital signals.
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What Stands Out
High Precision
The HiLetgo LM75A offers exceptional accuracy in temperature readings, ensuring reliable performance for sensitive applications, making it ideal for both hobbyists and professionals seeking precise environmental monitoring.
Fast I2C Interface
Equipped with a high-speed I2C interface, the LM75A allows for quick communication with microcontrollers, facilitating easy integration into various projects, thus enhancing efficiency in data collection and processing.
Dual Pack Value
This product comes in a convenient two-pack, providing users with great value and flexibility in project design, enabling simultaneous use in multiple locations or redundancy in critical systems.
Product Details
- LM75A or B is a high-speed I2C interface temperature sensor with a range of -55°C to +125°C and accuracy of 0.125°C.
- It has three selectable logic address pins, allowing connection of up to eight devices simultaneously without address conflicts.
- Features I2C bus interface with 7-bit slave address, enabling expansion of up to 8 devices on the same bus.
- Operates within a power supply range of 2.8V to 5.5V with a temperature resolution of 0.125°C and temperature accuracy of ±2°C (-25°C to 100°C) and ±3°C (-55°C to 125°C).
- Offers programmable temperature threshold and hysteresis set point, with a low power consumption of only 1.0μA in shutdown mode.
- Comes in a small 8-pin package (SO8, TSSOP8, and ultra-small package XSON8U) and includes 2 LM75 LM75A Temperature Sensor Modules.
| Country of Origin | This item will be imported from US |
| Date First Available | April 29, 2021 |
| What is in the box | HiLetgo 2pcs LM75 LM75A... For more details, please check description/product details |
Product Technical Details
| Package Dimensions | 3.62 x 2.91 x 0.51 inches |
| Item Weight | 0.634 ounces |
| Manufacturer | HiLetgo |
| Item model number | 3-01-1593 |
Who Should Buy?
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DIY Electronics Enthusiasts
Perfect for hobbyists building temperature-sensing devices in projects requiring accurate readings and I2C communication.
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Educational Purposes
Great for students and educators to learn about temperature sensing, I2C protocol, and circuit design.
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Climate Control Projects
Ideal for home automation systems needing real-time temperature data for efficient climate regulation.
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High-Precision Applications
Not suitable for industrial applications requiring extreme precision beyond the standard specifications of this sensor.
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No I2C Experience
Beginners unfamiliar with I2C communication may find setup and integration challenging without additional guidance.
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Non-Digital Projects
Inadequate for users who need simple analog temperature readings without digital interfaces like I2C.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the LM75 LM75A temperature sensor module used for?
Answer: The LM75 LM75A temperature sensor module is designed for precise temperature measurement in various applications. It is commonly used in conditions where high-speed I2C interface communication is required, such as in weather stations, HVAC systems, and industrial automation. Its high precision features enable accurate monitoring of temperature-sensitive environments. This makes it ideal for projects in the field of robotics, environmental control systems, and even in consumer electronics. -
Question:
How does the I2C IIC interface work with the LM75?
Answer: The I2C IIC interface of the LM75 temperature sensor allows multiple devices to communicate using only two wires: data (SDA) and clock (SCL). This reduces the wiring complexity in a system and is essential for applications where space and efficiency matter. The LM75 uses this interface to provide real-time temperature readings to microcontrollers, making it a perfect fit for projects like smart home systems and remote sensing applications. -
Question:
What is the operating temperature range of this sensor?
Answer: The LM75 temperature sensor operates within a temperature range from -55°C to +125°C. This wide range makes it suitable for various environmental conditions, whether in frigid industries or in controlled heat environments. With its high precision, measuring temperature extremes can help ensure systems remain stable, making it suitable for food processing, climate monitoring, and engineering labs. -
Question:
Is the LM75 compatible with Arduino?
Answer: Yes, the LM75 temperature sensor module is fully compatible with Arduino platforms. There are libraries available that simplify the integration process, enabling hobbyists and developers to easily incorporate it into their projects. This compatibility allows for efficient temperature monitoring applications such as weather stations and robots, where precise and reliable data is essential. -
Question:
What are the key features of the LM75 LM75A sensor?
Answer: The LM75 LM75A features include high precision temperature measurements, I2C IIC interface support, and the ability to operate over a wide temperature range. It also has low power consumption and an integrated over-temperature alert function, making it suitable for battery-operated devices and alarms. These features are crucial for applications like HVAC control or remote monitoring systems, contributing to efficient energy management. -
Question:
Can the LM75 be used in high humidity conditions?
Answer: Yes, the LM75 temperature sensor can be used in high humidity conditions, but it should be properly protected from direct exposure to moisture. While the sensor is designed for durability, additional encapsulation or housing can enhance its reliability in humid environments. This makes it suitable for applications such as greenhouses or environmental monitoring where moisture levels fluctuate significantly. -
Question:
What voltage levels does the LM75 sensor operate at?
Answer: The LM75 sensor operates at a voltage level of 3.0V to 5.5V, making it versatile for use with various platforms, including 5V Arduino and 3.3V Raspberry Pi models. This flexibility allows developers to utilize the sensor in a range of projects, from low-power systems to more robust applications without worrying about voltage compatibility. -
Question:
Where can I find the datasheet for the LM75 LM75A sensor?
Answer: The datasheet for the LM75 LM75A temperature sensor module can typically be found on the manufacturer's website or electronic components distributors. The datasheet provides in-depth technical specifications, operating conditions, pin configurations, and application circuits, which are vital for engineers and developers looking to implement the sensor in their projects effectively. -
Question:
What microcontrollers are best suited to use with this sensor?
Answer: Microcontrollers such as Arduino, Raspberry Pi, and ESP8266 are ideally suited for use with the LM75 temperature sensor due to their support for I2C communication. These platforms allow easy integration and support various libraries that simplify coding and setup. Their compatibility makes them perfect for DIY projects, smart devices, and educational purposes in electronics and programming. -
Question:
Where can I buy HiLetgo 2pcs LM75 LM75A Temperature Sensor Module?
Answer: You can buy the HiLetgo 2pcs LM75 LM75A Temperature Sensor Module from Ubuy, a reliable online retailer that offers a wide range of electronic components. Ubuy is known for its comprehensive selection, making it a great choice for purchasing specialized components like the LM75 sensor modules.
HiLetgo Temperature Probes & Sensors 3-01-1593 Editorial Review
The product in question is somewhat confusing to reviewers, especially regarding the stated accuracy. Some suggest that it has only half-degree increments, but it is marketed as having greater precision. Therefore, potential buyers may want to consider this discrepancy before investing in the tool.
Customer Reviews & Ratings
14 customers ratings
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Pros
- The product seems to function correctly and provide an accurate reading within a half-degree range.
Cons
- The product is marketed as having 1/8th of a degree accuracy but may only have half-degree increments.
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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KYD 13
Order now and get it around Thursday, June 25
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Features & Benefits
- I2C bus interface, device address 7-bit slave address 1001xxx, 8 devices can be expanded on the same bus
- Temperature range: -55 ° C ~ +125 ° C, 11-bit ADC provides a temperature resolution of 0.125 ° C
- Current consumed in shutdown mode is only 1.0μA
- Programmable temperature threshold and hysteresis set point for accurate temperature measurement
- Small 8-pin package: SO8, TSSOP8 and ultra-small package XSON8U
- LM75A has three selectable logic address pins that allow eight devices to be connected simultaneously