( Brand: Xicon ), ( Manufacturer Part Number: 30BJ500-220K ), ( Country/region Of Manufacture: Japan )
The Xicon 30BJ500-220K 70 pcs 220k 1/2W Carbon Composition Resistor Axial is a high-quality electrical component designed for various applications in the electronics industry. These resistors come in a pack of 70 pieces, each with a power rating of 1/2 watt.
The resistance value of these resistors is 220k Ohms, making them suitable for use in voltage dividers, current limiting, and other resistive applications. The carbon composition material used in their construction ensures stable and reliable electrical performance over a wide range of temperatures.
The resistors are axial lead type, meaning that the leads are placed along the axis of the resistor body. This design allows for easy mounting and installation in compact spaces, making them an ideal choice for applications where space is limited.
The resistors are also RoHS compliant, meaning that they do not contain any lead or other hazardous substances. This makes them an environmentally friendly choice for your electronic projects.
Each resistor has a tolerance of 20%/-10%, which means that the actual resistance value may vary slightly from the specified value. However, this tolerance is typical for carbon composition resistors and is generally acceptable for most applications.
The resistors have a temperature coefficient of resistance of 200ppm/ C, which indicates that their resistance value will increase slightly as the temperature increases. This is important to consider when designing circuits that rely on precise resistance values.
The resistors have a maximum operating temperature of 70 C and are suitable for use in both DC and AC applications. They are also suitable for use in high voltage circuits, with a maximum voltage rating of 500V.
Overall, the Xicon 30BJ500-220K 70 pcs 220k 1/2W Carbon Composition Resistor Axial is a versatile and reliable electrical component that can be used in a wide range of electronics applications. With their stable electrical performance, easy mounting design, and RoHS compliance, these resistors are an excellent choice for any electronics project.
The Xicon 30BJ500-220K 70 pcs 220k 1/2w carbon composition resistor axial is a popular choice for those in need of resistors for various electronic projects or applications. In this analysis, we will discuss the advantages and disadvantages of purchasing these resistors.
Pros:1. High Power Rating: With a power rating of 1/2 watt, these resistors can handle relatively high power levels, making them suitable for applications that require more power compared to lower-wattage resistors.
2. Wide Operating Temperature Range: The carbon composition resistors have a wide operating temperature range (-55 C to 125 C), making them versatile for use in various environments and applications.
3. Long-term Stability: Carbon composition resistors offer excellent long-term stability, making them ideal for applications where maintaining a consistent resistance value over time is critical.
4. High Precision: These resistors can be manufactured with a high degree of precision, ensuring that the resistance value is accurate and consistent.
5. Self-healing Property: Carbon composition resistors have a self-healing property, which means they can recover from overheating without sustaining damage, making them more rugged and durable compared to other types of resistors.
Cons:1. Large Size: Compared to modern metal film or thin-film resistors, carbon composition resistors are larger in size, which can be a disadvantage for applications where space is limited.
2. Temperature Coefficient: Carbon composition resistors have a relatively high temperature coefficient, meaning their resistance value changes significantly with temperature. This may not be ideal for applications where precise temperature compensation is required.
3. Slow Response Time: These resistors have a relatively slow response time, which can be a disadvantage for applications where rapid changes in resistance are necessary.
4. Limited Frequencies: Carbon composition resistors may not be suitable for high-frequency applications due to their inherent inductance and capacitance.
5. Fragile: Carbon composition resistors are more fragile than other types of resistors, and they can be easily damaged by overvoltage, overcurrent, or mechanical shock.
Conclusion:Xicon 30BJ500-220K carbon composition resistors offer several advantages, including high power rating, long-term stability, and self-healing property. However, they also have some disadvantages, such as a large size, high temperature coefficient, slow response time, limited frequencies, and fragility.
Based on the information provided, it is recommended to consider the specific requirements of your application before deciding whether to purchase these carbon composition resistors. If precise temperature compensation, rapid response time, or high frequencies are necessary, other types of resistors, such as metal film or thin-film resistors, may be a better choice. However, if your application requires high power handling, long-term stability, and the ability to recover from overheating, carbon composition resistors may be the best option.
These are from the 1990 's. Most test about 5 to 8% over nominal value. Lot of 70 pcs Xicon 220K ohm 1/2 watt axial lead resistors, unused new old stock with full leads.