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Bourns Shielded Wirewound Surface Mount Inductor 4018 Case 4.7 μH ±20% 1.9 A DC 35 MHz SRN4018
Specifications
| Country of Origin | India |
|---|---|
| Brand | Bourns |
| Height | 1.8mm |
| Length | 4mm |
| Model | SRN4018 |
| Depth | 4mm |
| Packaging | Reel |
| Series | SRN4018 |
| Maximum Operating Temperature | 120°C |
| Minimum Operating Temperature | -25°C |
| Core Material | Ferrite |
| Inductance | 4.7μH |
| Standards/Approvals | RoHS |
| Package/Case | 4018 |
| Maximum DC Current | 1.9A |
| Pin Count | 2 |
| Maximum DC Resistance | 84mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Solder |
| Maximum Self Resonant Frequency | 35MHz |
| Minimum Quality Factor | 9 |
| Inductor Construction | Wirewound |
Key Features
- The inductor features a 4018 case size with a length of 4 mm and height of 1.8 mm.
- It has a ferrite core with wirewound construction ensuring effective magnetic shielding.
- Maximum DC resistance of 84 mOhm provides efficient current handling.
- Operates reliably between -25°C and 120°C with a maximum self-resonant frequency of 35 MHz.
- Termination style is solder, suitable for surface mount assembly on reels.
- Minimum quality factor is 9, ensuring good frequency performance.
- It is RoHS compliant and molded for durable industrial application usage.
- Applicable for automotive electronics, power supplies, DC-DC converters, digital video cameras, smartphones, and display devices.
Product Description
Bourns SRN4018 Shielded Wirewound Surface Mount Inductor with a ferrite core provides a nominal inductance of 4.7 μH with a tolerance of ±20% and supports a maximum DC current of 1.9 A. This 4018-sized inductor is designed with a wirewound construction and features a semi-magnetic shielding to minimize electromagnetic interference, making it ideal for sensitive electronics applications.
The inductor measures 4 mm in length and 1.8 mm in height, providing a compact footprint suitable for high-density PCB designs. Its solder termination style ensures reliable mounting on the surface mount devices (SMD) reels packaging.
Engineered to operate within a temperature range from -25°C to 120°C, it maintains stability and performance in various industrial and automotive environments. The maximum DC resistance of 84 mΩ optimizes power efficiency, while the quality factor of 9 supports applications requiring good frequency response.
Common uses include automotive driver assistance systems, infotainment, lighting, power supplies, DC-DC converters, digital cameras, smartphones, and LCD television displays. The inductor complies with RoHS directive, ensuring environmentally safe manufacturing and disposal practices.
The 4.7 μH inductance with ±20% tolerance balances performance and flexibility. Compact 4018 package size facilitates space-saving PCBs. Ferrite core and wirewound construction deliver effective magnetic shielding. Supports maximum DC current of 1.9 A ensuring robustness in power circuits.
Wide operating temperature range from -25°C to 120°C suits harsh environments. Solder termination type enables easy surface mount assembly and reflow soldering. RoHS compliant and molded body ensures quality and reliability.
Suitable for automotive and consumer electronic applications. Explore more Surface Mount Inductors and electronic components at EnvMart to meet your industrial and electronic design requirements.
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Frequently Asked Questions
The nominal inductance of this model is 4.7 μH with a tolerance of ±20%.
It supports a maximum DC current of 1.9 A, making it suitable for various power applications.
The maximum self-resonant frequency of this inductor is 35 MHz, which is important for high-frequency applications.
This inductor has a length of 4 mm and a height of 1.8 mm, providing a compact size for PCB designs.
The inductor operates reliably between -25°C and 120°C, suitable for various industrial environments.
It features a solder termination style, which is ideal for surface mount assembly.
The maximum DC resistance is 84 mΩ, which helps optimize power efficiency in circuits.
The core material is ferrite, which contributes to its magnetic shielding capabilities.
The minimum quality factor is 9, ensuring good frequency performance for various applications.
Yes, this inductor is RoHS compliant, ensuring it meets environmental safety standards.
It is suitable for automotive electronics, power supplies, DC-DC converters, and consumer electronics like smartphones and digital cameras.
The inductor is packaged on reels, which facilitates automated assembly processes.
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