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Texas Instruments Digital Output Temperature Sensor Surface Mount SMBus Serial-I2C ±3°C 8-Pin SOIC LM75B
Specifications
| Country of Origin | India |
|---|---|
| Accuracy | ±3°C |
| Brand | Texas Instruments |
| Temperature Measurement Range | -55 to +125°C |
| Height | 1.45mm |
| Length | 4.9mm |
| Model | LM75B |
| Width | 3.9mm |
| Mount Type | Surface |
| Communication | serial I²C bus with addressing for up to 8 devices |
| Output type | Digital |
| Series | LM75B |
| Maximum Operating Temperature | 125°C |
| Package Type | SOIC |
| Sub Type | Temperature Sensor |
| Minimum Operating Temperature | -55°C |
| Interface Type | SMBus, Serial-I2C |
| Standards/Approvals | UL Recognised Component (LM75B and LM75C) |
| Pin Count | 8 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 3V |
| Conversion time (Max) | 300ms |
Key Features
- Accurate temperature measurement with ±3°C accuracy.
- Operating temperature range from -55°C to 125°C.
- 8-pin SOIC package with compact dimensions 4.9mm × 3.9mm × 1.45mm.
- Supports serial I2C bus communication addressing up to 8 devices.
- Low supply voltage from 3V to 5.5V for flexible integration.
- Fast conversion time of up to 300 milliseconds.
- Includes stand-alone thermostat and shutdown modes.
- UL recognized component ensuring reliability and quality.
Product Description
The Texas Instruments LM75B is a precision digital temperature sensor designed for industrial and electronic applications requiring reliable and accurate thermal management. It features a digital output delivered via SMBus and serial I2C interfaces, supporting easy integration into communication infrastructures and embedded systems.
This sensor operates over a wide temperature range from -55°C to 125°C, providing thermal monitoring capabilities from extreme cold to high temperature environments. It delivers an accuracy of ±3°C ensuring dependable readings for critical applications including communications equipment, environmental monitoring systems, and electronic test devices.
Housed in a compact 8-pin SOIC surface mount package measuring 4.9 mm in length, 3.9 mm in width, and 1.45 mm in height, the LM75B is ideal for high-density PCB designs and automated manufacturing processes. The device supports a supply voltage range of 3V to 5.5V, providing flexibility for battery-powered or low-voltage systems.
Accurate digital temperature output with 9-bit resolution and ±3°C accuracy. Operating temperature range from -55°C to 125°C for diverse environments. Surface mount 8-pin SOIC package suitable for compact boards. Interfaces via SMBus and serial I2C with multiple addressable devices.
Low power consumption with standby and shutdown modes. Fast conversion time of up to 300 milliseconds for real-time monitoring. UL recognized component ensuring quality and safety compliance.
Typical industrial applications of the LM75B Temperature Sensor include thermal management in communication systems, process control, HVAC equipment, and embedded electronic test equipment. It also supports environmental monitoring systems and automated diagnostic tools requiring digital temperature sensing.
EnvMart customers benefit from sourcing this sensor that combines precision, compact size, and robust communication capabilities suited for high-performance industrial and commercial electronics. Browse our Electronics & Electricals and Sensor categories for complementary components and accessories to build complete integrated solutions.
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Frequently Asked Questions
The LM75B operates over a temperature measurement range from -55°C to +125°C.
It provides an accuracy of ±3°C, ensuring reliable temperature readings for various applications.
This model supports serial I²C bus communication, allowing for addressing up to 8 devices.
The sensor operates with a supply voltage ranging from 3V to 5.5V, making it suitable for various systems.
The LM75B is housed in an 8-pin SOIC package with dimensions of 4.9 mm in length, 3.9 mm in width, and 1.45 mm in height.
The maximum conversion time for this temperature sensor is 300 milliseconds, enabling real-time temperature monitoring.
This model uses a surface mount type, making it ideal for compact PCB designs.
Yes, the LM75B is a UL recognized component, ensuring compliance with safety and quality standards.
It provides a digital output, which is suitable for integration into digital systems.
Typical applications include thermal management in communication systems, HVAC equipment, and environmental monitoring systems.
The LM75B features 8 pins, suitable for its SOIC package design.
The LM75B is manufactured in India.
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