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Bourns Shielded Wirewound Surface Mount Inductor 27μH ±20% 2.55A IDC Ferrite Core SRR1240
Specifications
| Country of Origin | India |
|---|---|
| Brand | Bourns |
| Height | 4mm |
| Length | 12.5mm |
| Model | SRR1240 |
| Depth | 12.5mm |
| Packaging | Reel |
| Series | SRR1240 |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Core Material | Ferrite |
| Inductance | 27μH |
| Standards/Approvals | RoHS |
| Package/Case | 1240 |
| Maximum DC Current | 2.55A |
| Maximum DC Resistance | 85mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 15.5MHz |
| Minimum Quality Factor | 16 |
| Inductor Construction | Wirewound |
Key Features
- Features a magnetically shielded wirewound construction for high-frequency applications.
- Compact 1240 package with dimensions of 12.5mm length, 4mm height, and 12.5mm depth.
- Built with a ferrite core to ensure stable inductance over temperature variances.
- Operates reliably between -40°C and 125°C with RoHS compliance.
- Maximum DC resistance is 85 milliohms ensuring low power loss.
- Designed for surface mount termination style suitable for automated PCB assembly.
- Offers a high-quality factor of 16, supporting efficient power conversion.
- Maximum self-resonant frequency is 15.5 MHz for superior performance in power supplies.
Product Description
Bourns SRR1240 Shielded Wirewound Surface Mount Inductor is a high-performance electronic component designed for power supply and DC/DC converter applications. This inductor features a ferrite core and a magnetically shielded wirewound construction, delivering an inductance of 27μH with a tolerance of ±20% and a maximum DC current rating of 2.55 amperes.
The component is housed in a compact 1240 package measuring 12.5mm in length, 4mm in height, and 12.5mm in depth, making it suitable for space-constrained assemblies. Its surface mount termination style supports efficient automated placement on printed circuit boards.
Operating reliably in temperatures ranging from -40°C to 125°C, this RoHS-compliant inductor ensures durability and environmental safety. The maximum DC resistance of 85 milliohms minimizes power losses, enhancing overall circuit efficiency.
With a quality factor of 16 and a maximum self-resonant frequency of 15.5 MHz, the SRR1240 series supports high-frequency power supply designs. Its ferrite core stabilizes magnetic performance across operating conditions, ideal for portable communication devices, camcorders, LCD TVs, and car radios.
Magnetically shielded wirewound construction ensures reduced electromagnetic interference. Compact 1240 package facilitates integration into various electronic assemblies. Ferrite core material provides consistent inductance and stability.
High current rating supports demanding power applications. Wide operating temperature range suits diverse environmental conditions. Low DC resistance contributes to efficient power management. Surface mount termination style compatible with automated manufacturing.
RoHS compliant for environmental and safety standards. Ideal for use in DC/DC converters and power supplies across consumer electronics.
This inductor comes supplied on a reel packaging, ready for insertion into automated production lines. The combination of technical features and compact design makes Bourns SRR1240 an excellent choice for industrial, electronics manufacturing, and consumer device applications.
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Frequently Asked Questions
The Bourns SRR1240 inductor has an inductance value of 27μH with a tolerance of ±20%.
This model has a maximum DC current rating of 2.55A, making it suitable for demanding power applications.
The SRR1240 inductor has dimensions of 12.5mm in length, 4mm in height, and 12.5mm in depth.
The maximum self-resonant frequency of this inductor is 15.5 MHz, which supports high-frequency applications.
This inductor operates reliably between -40°C and 125°C, making it suitable for a variety of environmental conditions.
The SRR1240 features a surface mount termination style, which is compatible with automated PCB assembly.
The maximum DC resistance of this inductor is 85 milliohms, which helps minimize power loss in circuits.
Yes, the SRR1240 is RoHS compliant, ensuring it meets environmental and safety standards.
The core material of the SRR1240 inductor is ferrite, which contributes to stable inductance over temperature variations.
This inductor is designed for power supply and DC/DC converter applications, making it suitable for consumer electronics.
The Bourns SRR1240 is supplied on a reel, ready for insertion into automated production lines.
The SRR1240 has a minimum quality factor of 16, which supports efficient power conversion.
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