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NTC0805J680R
Product Overview
Category
The NTC0805J680R belongs to the category of thermistors.
Use
It is commonly used for temperature sensing and compensation in various electronic circuits and devices.
Characteristics
- Small size (0805 package)
- Negative Temperature Coefficient (NTC) thermistor
- High precision and stability
- Wide operating temperature range
- Suitable for surface mount applications
Package
The NTC0805J680R is typically available in a standard 0805 package, making it suitable for automated assembly processes.
Essence
The essence of NTC0805J680R lies in its ability to accurately measure and respond to changes in temperature within electronic systems.
Packaging/Quantity
The NTC0805J680R is usually supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.
Specifications
- Resistance: 68 Ohms at 25°C
- Tolerance: ±5%
- Operating Temperature Range: -40°C to 125°C
- Maximum Power Rating: 125 mW
- Thermal Time Constant: 7 seconds
Detailed Pin Configuration
The NTC0805J680R is a two-terminal device with no specific pin configuration. The terminals are designed for surface mount soldering onto the PCB.
Functional Features
- Temperature-dependent resistance
- High sensitivity to temperature changes
- Stable performance over a wide temperature range
- Compatibility with automated assembly processes
Advantages
- Precise temperature measurement and compensation
- Compact size for space-constrained applications
- Reliable and stable performance
- Cost-effective solution for temperature sensing
Disadvantages
- Limited tolerance range compared to some other thermistors
- Sensitivity to self-heating effects in high-power applications
Working Principles
The NTC0805J680R operates based on the principle of negative temperature coefficient, where its resistance decreases as the temperature increases. This characteristic allows it to be used for temperature measurement and compensation in electronic circuits.
Detailed Application Field Plans
The NTC0805J680R finds application in various fields including: - Consumer electronics - Automotive systems - Industrial control systems - Medical devices - HVAC (Heating, Ventilation, and Air Conditioning)
Detailed and Complete Alternative Models
Some alternative models to NTC0805J680R include: - NTC0603J470R - NTC1206J820R - NTC0805J330R - NTC0805J100R
In conclusion, the NTC0805J680R thermistor offers precise temperature sensing and compensation in a compact and reliable package, making it a versatile component for a wide range of electronic applications.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng NTC0805J680R trong giải pháp kỹ thuật
What is the NTC0805J680R used for?
- The NTC0805J680R is a thermistor commonly used for temperature sensing and compensation in various electronic circuits.
What are the typical applications of NTC0805J680R?
- Typical applications include temperature measurement, temperature compensation, overcurrent protection, and temperature control in electronic devices and systems.
What is the resistance value of NTC0805J680R at 25°C?
- The resistance value of NTC0805J680R at 25°C is 68 ohms.
How does NTC0805J680R behave with changes in temperature?
- NTC0805J680R exhibits a negative temperature coefficient, meaning its resistance decreases as the temperature increases.
Can NTC0805J680R be used for temperature compensation in power supplies?
- Yes, NTC0805J680R can be used for temperature compensation in power supplies to stabilize the output voltage over a range of temperatures.
What is the maximum operating temperature for NTC0805J680R?
- The maximum operating temperature for NTC0805J680R is typically around 150°C.
Is NTC0805J680R suitable for automotive applications?
- Yes, NTC0805J680R is suitable for automotive applications such as engine temperature monitoring and battery management.
What is the tolerance of NTC0805J680R?
- The tolerance of NTC0805J680R is typically ±5% or ±10%.
Can NTC0805J680R be used in high-frequency circuits?
- NTC0805J680R is not designed for high-frequency applications due to its thermal response characteristics.
Are there any precautions to consider when soldering NTC0805J680R?
- It's important to follow the recommended soldering profile to avoid damaging the thermistor, and to minimize thermal shock during the soldering process.