LM135H
Product Overview
LM135H is a precision temperature sensor belonging to the LM135 series of integrated circuits. This device falls under the category of analog temperature sensors and is widely used in various applications due to its high accuracy, low cost, and ease of use. The LM135H is known for its reliable performance and comes in a standard TO-46 metal can package.
Basic Information
- Category: Analog Temperature Sensor
- Use: Measurement of temperature with high precision
- Characteristics: High accuracy, low cost, easy to use
- Package: TO-46 metal can
- Essence: Precision temperature sensing
- Packaging/Quantity: Standard packaging with specified quantity
Specifications
The LM135H operates over a temperature range of -55°C to 150°C, providing an output voltage that is linearly proportional to the Celsius temperature. It has a low dynamic impedance and a wide operating current range, making it suitable for various temperature measurement applications.
Detailed Pin Configuration
The LM135H features three pins: V+, V-, and Output. The V+ pin is connected to the positive supply voltage, the V- pin is connected to the negative supply voltage or ground, and the Output pin provides the analog voltage output proportional to the temperature being measured.
Functional Features
- High accuracy temperature measurement
- Linear output proportional to temperature
- Wide operating temperature range
- Low dynamic impedance
Advantages and Disadvantages
Advantages
- High precision temperature measurement
- Cost-effective solution
- Easy to integrate into existing systems
- Wide operating temperature range
Disadvantages
- Requires external circuitry for signal conditioning
- Limited temperature range compared to some specialized sensors
Working Principles
The LM135H operates based on the principle of the temperature-dependent voltage across the base-emitter junction of a forward-biased transistor. As the temperature changes, the voltage across the junction also changes, providing a linear output proportional to the temperature.
Detailed Application Field Plans
The LM135H finds extensive application in various fields such as: - HVAC systems - Industrial automation - Automotive industry - Consumer electronics - Medical devices
Detailed and Complete Alternative Models
Some alternative models to LM135H include: - LM335 - TMP36 - DS18B20 - MCP9808
In conclusion, the LM135H is a versatile and reliable precision temperature sensor that finds widespread use in diverse industries due to its high accuracy, cost-effectiveness, and ease of integration.
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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät LM135H :n soveltamiseen teknisissä ratkaisuissa
What is LM135H?
- LM135H is a precision temperature sensor integrated circuit that provides an accurate and reliable output voltage proportional to the temperature.
What is the operating temperature range of LM135H?
- The operating temperature range of LM135H is typically -55°C to 150°C, making it suitable for a wide range of applications.
How accurate is LM135H in measuring temperature?
- LM135H has a typical accuracy of ±1°C at room temperature, making it suitable for precise temperature measurements.
What are the common technical solutions where LM135H is used?
- LM135H is commonly used in temperature measurement and control systems, thermal management in electronic devices, industrial automation, and automotive applications.
How does LM135H interface with microcontrollers or other digital systems?
- LM135H can be easily interfaced with microcontrollers or digital systems using its analog output voltage, which can be converted to digital values using an analog-to-digital converter (ADC).
Can LM135H be used in battery-powered applications?
- Yes, LM135H has low power consumption and can be used in battery-powered applications, making it suitable for portable devices and remote monitoring systems.
What are the key features of LM135H that make it suitable for technical solutions?
- LM135H offers low self-heating, low impedance, and a linear output characteristic, making it ideal for accurate and stable temperature measurements in various technical solutions.
Does LM135H require calibration?
- LM135H is factory calibrated and does not require additional calibration in most applications, providing consistent and reliable temperature measurements.
Can LM135H withstand harsh environmental conditions?
- LM135H is designed to withstand harsh environmental conditions, including high temperatures and humidity, making it suitable for rugged industrial and automotive applications.
Are there any application notes or reference designs available for using LM135H in technical solutions?
- Yes, the manufacturer provides application notes and reference designs to assist engineers in implementing LM135H in various technical solutions, ensuring optimal performance and reliability.