
( Brand: Coilcraft ), ( Manufacturer Part Number: R-4999 ), ( Part Type: Box Unit )
The R4999-B R4999 Coilcraft box, model number 259, is a high-performance inductor designed for use in various electronic applications. This inductor is a part of Coilcraft's R-series, which is renowned for its exceptional quality and reliability.
The R4999-B R4999 inductor is a surface-mount device (SMD) with a compact footprint, making it an excellent choice for space-constrained designs. It is available in a 0603 package, which measures 1.6mm x 1.6mm x 0.8mm (LxWxH). The inductor's PCB mounting makes it easy to integrate into circuit boards without requiring additional mounting hardware.
The R4999-B R4999 inductor has a DC resistance of 4.999 at 25 C, hence the name R-4999. It is suitable for operating frequencies up to 10 GHz, making it an ideal component for high-frequency applications such as RF filters, matching networks, and impedance tuning.
The inductor is RoHS compliant, lead (Pb) free, and has no halogenated flame retardants. It is also REACH compliant, ensuring that it is environmentally friendly and safe to use. The R4999-B R4999 inductor is rated for a maximum operating temperature of 125 C, providing robust performance even under high-temperature conditions.
The R4999-B R4999 inductor is certified to meet various industry standards, including IEC 60661-2-1, UL 1424, and IEC 62368-1. It is also compliant with Mil-PRF-55381, ensuring that it meets the stringent quality and performance requirements of military and aerospace applications.
In summary, the R4999-B R4999 Coilcraft box, model number 259, is a high-performance surface-mount inductor suitable for high-frequency applications. Its compact size, low DC resistance, and wide operating frequency range make it an excellent choice for space-constrained designs. Its RoHS and REACH compliance, as well as its compliance with various industry standards, ensure that it is safe and reliable to use in a wide range of applications.
Pros of buying a R4999-B Coilcraft Inductor:1. High Quality: Coilcraft is a reputable company known for manufacturing high-quality inductors. The R4999-B model is no exception, as it is designed to meet stringent specifications.
2. Wide Operating Frequency: This inductor can operate over a wide frequency range, making it suitable for various applications.
3. Compact Size: Despite its high inductance value, the R4999-B is quite small, making it an excellent choice for space-constrained applications.
4. Robust Design: The inductor is built with a robust design that can withstand harsh environmental conditions, such as high temperatures and vibrations.
Cons of buying a R4999-B Coilcraft Inductor:1. Cost: The R4999-B is relatively expensive compared to other inductors with similar inductance values.
2. Limited Availability: Coilcraft inductors may not be readily available in local electronic components distributors, requiring longer lead times for delivery.
3. Limited Customization: While Coilcraft offers a wide range of inductors, the R4999-B model may not be customizable to meet specific application requirements.
Conclusion:The R4999-B Coilcraft Inductor is a high-quality, high-performance inductor suitable for applications that require a wide operating frequency and compact size. While its high cost and limited availability may be a drawback for some, its robust design and excellent performance make it an excellent choice for critical applications.
Recommendation:If you require a high-performance inductor for your application and can afford the premium price, the R4999-B Coilcraft Inductor is a great choice. If cost is a concern, consider alternative options with similar specifications that may be more affordable. It is also worth checking with local distributors to see if the R4999-B is available in your area to avoid longer lead times.
R4999-b Coilcraft box of 259 new units with certs and specs.