X-ON Electronics Presents Vishay RN55D9421FB14 Metal Film Resistors – 1/8W, 100ppm Stability

In the intricate world of electronics, precision and reliability are the cornerstones of successful circuit designs. Resistors, despite their unassuming appearance, play a vital role in ensuring optimal performance, stability, and safety in electronic circuits. Among the many types of resistors available, metal film resistors stand out for their exceptional accuracy and stability. Today, we delve into the specifics of the Vishay RN55D9421FB14, a high-precision metal film resistor, and why it’s an indispensable component for various electronic applications. Proudly brought to you by X-ON Electronics, your trusted partner in high-quality electronic components.

 

Understanding the RN55D9421FB14 Metal Film Resistor

Manufactured by Vishay, a global leader in electronic components, the RN55D9421FB14 is part of their esteemed line of metal film resistors. This resistor is engineered to provide high precision and stability, making it a preferred choice for demanding applications. Let’s break down the key features of this remarkable component:

Key Specifications:

• Power Rating: 1/8 Watt (0.125W)
• Resistance Value: 9.42 kΩ (9,420 ohms)
• Tolerance: 1%
• Temperature Coefficient: 100 ppm/°C
• Type: Metal Film Resistor, Through-Hole

These specifications highlight the RN55D9421FB14’s ability to provide consistent performance in various operating conditions, making it a reliable choice for applications where precision is paramount.

 

What Sets Metal Film Resistors Apart?

Before diving deeper into the specific advantages of the RN55D9421FB14, let’s explore what makes metal film resistors unique and highly sought after in the electronics industry:

1. High Precision: Metal film resistors are manufactured using a thin layer of metal deposited on an insulating substrate. This process ensures tight tolerances, making them ideal for applications requiring precise resistance values.
2. Low Temperature Coefficient: A low temperature coefficient, like the RN55D9421FB14’s 100 ppm/°C, ensures that resistance remains stable even as temperatures fluctuate. This is crucial for circuits operating in varying environmental conditions.
3. Excellent Stability: Metal film resistors maintain their resistance value over time, making them suitable for long-term applications where consistency is critical.
4. Low Noise: Unlike some other types of resistors, metal film resistors exhibit minimal noise, which is essential for audio, medical, and precision measurement equipment.

 

Detailed Breakdown of the RN55D9421FB14 Features

1. Power Rating (1/8 Watt):

The RN55D9421FB14 has a power rating of 1/8 watt, which means it can safely dissipate up to 0.125 watts of electrical power without overheating. This power rating makes it ideal for low-power applications, ensuring longevity and reliable operation.

2. Resistance Value (9.42 kΩ):

With a resistance value of 9.42 kΩ, this resistor is perfect for applications requiring precise resistance to control current or voltage in a circuit. It’s commonly used in voltage dividers, feedback networks, and filtering circuits.

3. Tolerance (1%):

A 1% tolerance indicates that the actual resistance value will deviate by no more than 1% from the specified value. This high level of accuracy is critical for precision circuits, such as those found in medical devices or instrumentation.

4. Temperature Coefficient (100 ppm/°C):

The temperature coefficient measures how much the resistance value changes with temperature. At 100 ppm/°C, the RN55D9421FB14 ensures minimal variation, maintaining consistent performance across a wide range of temperatures.

5. Through-Hole Design:

Through-hole components, like the RN55D9421FB14, offer robust mechanical stability and are easy to work with in prototyping and assembly. This design is particularly advantageous for high-vibration environments or applications requiring secure connections.

 

Applications of the RN55D9421FB14

The RN55D9421FB14’s superior specifications make it suitable for a wide range of applications. Here are some of the key areas where this resistor excels:

1. Precision Measurement Instruments:

The resistor’s tight tolerance and low noise characteristics make it a preferred choice for instruments requiring accurate readings, such as multimeters, oscilloscopes, and sensor interfaces.

2. Audio Equipment:

In high-fidelity audio systems, low noise is paramount. The RN55D9421FB14 ensures minimal interference, providing clean and accurate audio reproduction.

3. Medical Devices:

Medical equipment demands precision and reliability. The resistor’s stability and accuracy are ideal for applications like ECG machines, infusion pumps, and diagnostic instruments.

4. Aerospace and Defense:

In high-stakes environments, component reliability is non-negotiable. The RN55D9421FB14’s robust design and stable performance make it a trusted choice for aerospace and military applications.

5. Industrial Automation:

For control systems and automated machinery, precise components are essential for maintaining efficiency and accuracy. The RN55D9421FB14 fits seamlessly into these demanding setups.

6. Educational and DIY Projects:

Its ease of use and availability make the RN55D9421FB14 an excellent choice for electronics enthusiasts, hobbyists, and educational purposes.

 

Benefits of Choosing X-ON Electronics

As a leading global retailer of electronic components, X-ON Electronics is committed to providing customers with genuine, high-quality products. Here’s why we are the preferred supplier for the Vishay RN55D9421FB14 and many other components:

1. Authentic Components:

We source directly from reputable manufacturers like Vishay, ensuring that you receive only genuine, reliable parts.

2. Global Reach:

With a presence in the USA, India, Australia, Europe, and beyond, X-ON Electronics offers prompt delivery and exceptional support worldwide.

3. Competitive Pricing:

Despite offering premium components, we maintain competitive pricing, making high-quality parts accessible to everyone.

4. Expert Support:

Our team of experienced professionals is always ready to assist with product selection, technical queries, and design recommendations.

5. Comprehensive Catalog:

From resistors to semiconductors, sensors, and more, X-ON Electronics provides a one-stop solution for all your electronic component needs.

 

Design Tips for Using the RN55D9421FB14

To get the most out of the RN55D9421FB14, consider these best practices when incorporating it into your circuits:

1. Ensure Proper Power Dissipation:

Always verify that the resistor’s power rating meets the requirements of your circuit to prevent overheating or failure.

2. Account for Tolerance in Calculations:

When designing precision circuits, factor in the 1% tolerance to ensure accurate performance.

3. Manage Thermal Conditions:

While the RN55D9421FB14 has a low temperature coefficient, it’s still important to consider thermal management in high-temperature environments.

4. Use Proper Soldering Techniques:

For through-hole components, ensure secure solder joints to maintain mechanical and electrical integrity.

5. Test and Validate:

Before deploying your design, test the circuit under various conditions to verify performance and stability.

 

Conclusion

The Vishay RN55D9421FB14 Metal Film Resistor is a testament to precision engineering and reliability. Whether you’re designing sophisticated medical equipment, high-fidelity audio systems, or rugged industrial controls, this resistor delivers unparalleled performance and stability. With its 1/8W power rating, 9.42 kΩ resistance value, and 100 ppm/°C temperature coefficient, the RN55D9421FB14 stands as a versatile and dependable choice for a multitude of applications.

Partnering with X-ON Electronics ensures that you’re equipped with authentic, high-quality components backed by expert support and competitive pricing. Elevate your designs and projects with the RN55D9421FB14—the resistor you can trust for precision and reliability. Explore our extensive catalog and discover why X-ON Electronics is the preferred destination for electronics enthusiasts and professionals alike.

Ready to take your circuits to the next level? Browse and purchase the Vishay RN55D9421FB14 at X-ON Electronics today!