0494.250NR Product Overview
Product Identification
- Product Name: 0494.250NR
- Belongs to: Electrical Components
- Category: Resistors
- Use: Used to limit or control the flow of electric current in a circuit
- Characteristics: Precision resistance, high reliability, compact size
- Package: SMD (Surface Mount Device)
- Essence: Provides precise resistance for electronic circuits
- Packaging/Quantity: Typically packaged in reels of 1000 units
Specifications
- Resistance Value: 249 Ohms
- Tolerance: ±0.5%
- Power Rating: 0.25 Watts
- Temperature Coefficient: ±50 ppm/°C
Detailed Pin Configuration
- Type: Surface Mount
- Configuration: Two terminals at each end
Functional Features
- Precision Resistance: Provides accurate and stable resistance value
- High Reliability: Ensures consistent performance over time
- Compact Size: Suitable for space-constrained applications
Advantages and Disadvantages
Advantages
- Precise resistance value
- High reliability
- Compact size
Disadvantages
- Limited power handling capacity
- Sensitive to temperature variations
Working Principles
0494.250NR operates based on the principle of resistive heating, where it dissipates electrical energy as heat to limit the current flow through a circuit.
Detailed Application Field Plans
- Consumer Electronics: Used in smartphones, tablets, and other portable devices
- Automotive Electronics: Employed in vehicle control systems and infotainment units
- Industrial Control Systems: Integrated into automation and monitoring equipment
Detailed and Complete Alternative Models
- 0494.500NR: 500 Ohm precision resistor with similar characteristics
- 0494.100NR: 100 Ohm precision resistor suitable for lower resistance applications
- 0494.050NR: 50 Ohm precision resistor for higher resistance requirements
This comprehensive entry provides an in-depth understanding of 0494.250NR, covering its basic information, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.
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10個與0494.250NR在技術方案中應用相關的常見問題與解答
What is 0494.250NR?
- 0494.250NR is a specific type of component used in technical solutions, typically in electronic or electrical applications.
What are the key features of 0494.250NR?
- The key features of 0494.250NR include its resistance value, power rating, temperature coefficient, and tolerance level.
How is 0494.250NR used in technical solutions?
- 0494.250NR is commonly used as a resistor in circuitry to control the flow of electric current and voltage within a system.
What are the typical applications of 0494.250NR?
- Typical applications of 0494.250NR include use in power supplies, amplifiers, sensors, and various electronic devices.
What is the resistance value of 0494.250NR?
- The resistance value of 0494.250NR is 0.25 ohms, which determines its ability to impede the flow of current in a circuit.
What is the power rating of 0494.250NR?
- The power rating of 0494.250NR indicates the maximum amount of power it can dissipate without being damaged, typically around 1 watt.
What is the temperature coefficient of 0494.250NR?
- The temperature coefficient of 0494.250NR refers to how its resistance changes with temperature variations, often expressed in parts per million per degree Celsius (ppm/°C).
What is the tolerance level of 0494.250NR?
- The tolerance level of 0494.250NR specifies the range within which its actual resistance may vary from the stated nominal value, typically around ±5%.
Are there any special considerations when using 0494.250NR in technical solutions?
- It's important to consider factors such as heat dissipation, voltage ratings, and environmental conditions to ensure optimal performance and longevity of 0494.250NR.
Where can I source 0494.250NR for my technical solution?
- 0494.250NR can be sourced from reputable electronic component suppliers, distributors, or manufacturers specializing in resistors and related components.