( Brand: Xicon ), ( Manufacturer Part Number: 30BJ500-47R ), ( Country/region Of Manufacture: Japan )
The Xicon 30BJ500-47R resistor is a carbon composition axial resistor, offering reliable and stable resistance values for various electronic applications. This resistor comes in a pack of 47 pieces, each having a power rating of 1/2 watt.
Measuring 0.5 inches in length and 0.25 inches in diameter, these resistors are suitable for use in compact and standard axial mounting configurations. The carbon composition material ensures a high level of stability over temperature and time, making it an ideal choice for voltage dividers, current limiters, and other applications where precise resistance values are required.
With a tolerance range of 20%/-20%, these resistors can help maintain consistency in resistance values for your circuitry. The resistive element is enclosed within a porcelain body, which provides excellent thermal insulation and mechanical strength. The resistors also feature lead wires made of tin-plated copper, ensuring good electrical conductivity and protection against oxidation.
The Xicon 30BJ500-47R resistors have a temperature coefficient of resistance (TCR) between -500 and 100 ppm/ C, ensuring stable resistance values across varying temperatures. The maximum operating temperature for these resistors is 70 C, making them suitable for most general-purpose electronic applications.
In summary, the Xicon 30BJ500-47R resistors are a dependable choice for electronic projects and applications that require precise resistance values. With their compact size, high power rating, and stable resistance properties, these resistors offer excellent performance and reliability.
a) Carbon Composition Technology: This resistor type offers high stability and precision, making it suitable for applications where accurate resistance values are essential.
b) Power Rating: With a power rating of 47.12 W, this resistor can handle relatively high power levels, making it suitable for various electrical circuits.
c) Axial Lead Design: Its axial lead design allows for easy installation in through-hole applications, which is commonly used in electronics.
2. Cons:a) Limited Operating Temperature Range: Carbon composition resistors have a limited operating temperature range compared to other resistor types like metal film or wirewound resistors.
b) Lower Power Rating Compared to Modern Resistor Types: Although 47.12 W is a decent power rating, it is significantly lower than modern resistor types like metal film resistors, which can handle much higher power levels.
c) Higher Price Point: Carbon composition resistors tend to be more expensive than modern resistor types due to the manufacturing process and their unique properties.
3. Conclusion:The Xicon 30BJ500-47R carbon composition resistor (47 1/2W, axial) is a reliable choice for applications requiring high accuracy and stability in resistance values. Its axial lead design simplifies installation, and its power rating makes it suitable for various electrical circuits. However, it has a limited operating temperature range, lower power rating compared to modern resistor types, and a higher price point.
4. Recommendation:If your application requires high accuracy, stability, and you're willing to accept a limited operating temperature range, a carbon composition resistor like the Xicon 30BJ500-47R could be a suitable choice. However, if your application requires a wider operating temperature range, higher power rating, or a lower price point, consider alternative resistor types like metal film resistors.
These are from the 1990 's. Lot of 100 pcs Xicon 47 ohm 1/2 watt axial lead resistors, unused new old stock with full leads. Most test about 5 to 8% over nominal value.