LM235Z

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LM235Z

SENSOR ANALOG -40C-125C TO92-3

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規格

Package Bulk
ProductStatus Active
SensorType Analog, Local
SensingTemperature-Local -40°C ~ 125°C
OutputType Analog Voltage
Resolution 10mV/°K
Accuracy-Highest(Lowest) ±1.5°C
TestCondition -40°C ~ 125°C
OperatingTemperature -40°C ~ 125°C
MountingType Through Hole
Package/Case TO-226-3, TO-92-3 (TO-226AA)

概述

Description

The LM235Z is a precision temperature sensor, typically packaged in a TO-92 format, which is designed to provide a linear output voltage directly proportional to the temperature in Kelvin. It operates over a broad temperature range, making it suitable for various applications requiring accurate temperature measurements. The device outputs a voltage of 10 mV per Kelvin, allowing easy conversion to Celsius by subtracting 2.73 V from the output voltage to account for the Kelvin-Celsius offset.
Known for its stability and accuracy, the LM235Z can be used in a wide range of settings, including industrial, consumer electronics, and environmental monitoring. It features a low output impedance, making it compatible with most data acquisition systems. The sensor also boasts a low self-heating characteristic, ensuring minimal impact on the temperature being measured. With a typical accuracy of ±1°C over a significant range, the LM235Z is a reliable solution for precise temperature monitoring tasks. Its ease of use and minimal calibration requirements make the LM235Z a popular choice among engineers and designers looking for a straightforward temperature sensing component.

Features

The LM235Z is a precision temperature sensor that provides an output voltage linearly proportional to the temperature in Kelvin. It typically outputs 10 mV per Kelvin, making it easy to convert the voltage to temperature. The device operates over a wide temperature range, typically from -40°C to +125°C, and it requires no external calibration for most applications.
Key features include:
- Linear output of 10 mV/K
- Operating temperature range: -40°C to +125°C
- Low self-heating, less than 1°C in still air
- Operable on a single supply voltage
- Calibration-free operation in most applications
- Suitable for remote sensing applications
- Available in a TO-92 package for easy mounting
The LM235Z is commonly used in consumer electronics, weather stations, and industrial temperature monitoring systems due to its accuracy and ease of use.

Package

The LM235Z is a precision temperature sensor integrated circuit typically housed in a TO-92 package. This package type is a small, plastic, through-hole design that is commonly used for transistors and other ICs, providing an easy and cost-effective method for temperature sensing applications.

Pinout

The LM235Z is a precision temperature sensor commonly used for temperature measurement applications. It is housed in a TO-92 package and has three pins:
1. Pin 1 (V+ or Supply Voltage): This pin is connected to the positive supply voltage. The LM235Z operates over a wide range of supply voltages, typically from 4V to 30V.
2. Pin 2 (GND or Ground): This pin is connected to the ground of the circuit. It serves as the reference point for the sensor's output voltage.
3. Pin 3 (Vout or Output Voltage): This pin provides an output voltage that is linearly proportional to the temperature. The output voltage is typically around 10 mV/K, making it easy to convert the voltage reading to temperature in Kelvin.
The LM235Z is designed for a temperature range of -55°C to +150°C and is known for its accuracy and ease of use in temperature monitoring applications. It is suitable for use in various environments due to its robustness and reliable performance.

Manufacturer

The LM235Z is a precision temperature sensor manufactured by Texas Instruments. Texas Instruments is a global semiconductor design and manufacturing company known for developing analog chips and embedded processors. The company is recognized for its focus on providing innovative solutions across various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. Texas Instruments is headquartered in Dallas, Texas, USA, and is one of the largest semiconductor companies in the world, known for its emphasis on research and development to drive technological advancements.

Application

The LM235Z is a precision temperature sensor used in applications requiring accurate temperature measurements. It is commonly utilized in environmental monitoring systems, industrial process controls, consumer electronics, and HVAC systems. Its wide operating temperature range and linear output voltage make it suitable for data acquisition systems, battery management systems, and thermal management in electronic devices. Additionally, it can be used in automotive temperature sensing and medical instrumentation where reliable temperature feedback is crucial.

Equivalent

The LM235Z is a precision temperature sensor. Equivalent products include the LM135 and LM335 series from Texas Instruments, which offer similar functionality and pin configuration. Other alternatives include the AD590 from Analog Devices and the TMP35/TMP36 from Analog Devices for slightly different specifications. Always verify the specific requirements and operating conditions when selecting an equivalent.

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