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LM35DH
Product Overview
Category: Temperature Sensor
Use: Measure temperature in various applications
Characteristics: Linear output, calibrated directly in Celsius, low self-heating, low impedance, operates from 4V to 30V
Package: TO-92, TO-220, SO-8
Essence: Accurate and reliable temperature measurement
Packaging/Quantity: Typically available in reels of 2000 units
Specifications
- Operating Voltage: 4V to 30V
- Output Voltage: 10mV/°C
- Temperature Range: -55°C to 150°C
- Accuracy: ±0.5°C at 25°C
- Current Consumption: 60µA
- Output Impedance: 0.1Ω
Detailed Pin Configuration
- VCC
- Output
- GND
Functional Features
- Directly calibrated in Celsius
- Wide operating voltage range
- Low self-heating
- Linear output
- High accuracy
Advantages
- Simple to use
- Calibrated directly in Celsius
- Low cost
- Wide temperature range
Disadvantages
- Limited temperature range compared to some other sensors
- Requires external components for specific applications
Working Principles
The LM35DH operates on the principle of a linear temperature sensor. It produces an output voltage that is linearly proportional to the Celsius temperature. This analog output can be easily interfaced to a microcontroller or ADC for temperature sensing applications.
Detailed Application Field Plans
The LM35DH is widely used in various applications such as: - Environmental monitoring systems - Industrial process control - Automotive applications - Medical equipment - HVAC systems
Detailed and Complete Alternative Models
Some alternative temperature sensors to consider are: - TMP36: Analog temperature sensor with similar characteristics - DS18B20: Digital temperature sensor with one-wire interface - DHT22: Digital humidity and temperature sensor
LM35DH is a versatile and reliable temperature sensor suitable for a wide range of applications. Its linear output and wide operating voltage range make it a popular choice for temperature measurement needs.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LM35DH en soluciones técnicas
What is the LM35DH temperature sensor?
- The LM35DH is a precision integrated-circuit temperature sensor that provides an output voltage linearly proportional to the Celsius temperature.
What is the operating temperature range of the LM35DH?
- The LM35DH operates over a temperature range of -55°C to 150°C.
How accurate is the LM35DH temperature sensor?
- The LM35DH has a typical accuracy of ±0.5°C at room temperature and ±3/4°C over a full -55°C to 150°C temperature range.
What is the output voltage range of the LM35DH?
- The LM35DH provides an output voltage range of 0V to 1.5V for a temperature range of -55°C to 150°C.
Can the LM35DH be directly interfaced with a microcontroller or ADC?
- Yes, the LM35DH can be directly interfaced with a microcontroller or ADC as it provides a linear output voltage proportional to temperature.
Is the LM35DH suitable for battery-powered applications?
- Yes, the LM35DH is suitable for battery-powered applications as it consumes very low power, typically around 60µA.
What are the typical applications of the LM35DH?
- The LM35DH is commonly used in temperature measurement and control systems, thermal protection circuits, and industrial automation.
Does the LM35DH require calibration?
- The LM35DH does not require external calibration as it is factory calibrated.
Can the LM35DH be used in harsh environments?
- The LM35DH can be used in harsh environments as it is designed to be stable and reliable even in challenging conditions.
What are the key advantages of using the LM35DH?
- The key advantages of the LM35DH include its high accuracy, low cost, ease of interfacing, and minimal external components required for operation.