SRR1208-4R5M

Fixed Inductors Overview

The SRR1208-4R5M is a shielded high power inductor from the Bourns SRR1208 series, featuring a drum core and wirewound construction. It provides an inductance of 4.5µH with a tolerance of ±20%. The component supports an RMS current rating of 6.5A and a saturation current of 10A. Its DC resistance is 14mOhm maximum. The device utilizes a ferrite core material and is designed for surface mount technology applications.

Fixed Inductors Feature Summary

• Shielded design to minimize electromagnetic interference
• High saturation current capability for robust power handling
• Surface mount construction for automated assembly

Fixed Inductors Applications

• Input/output filtering for DC/DC converters
• Power supply circuits for portable communications equipment
• General power delivery efficiency enhancement

Fixed Inductors Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to confirm exact electrical tolerances and packaging specifications. Ensure the component meets RoHS compliance requirements if applicable to the target application. Cross-reference the part number with official Bourns documentation to validate availability and lead times through authorized distributors.

Fixed Inductors Selection Notes

Select this inductor based on the required 4.5µH inductance and 6.5A RMS current rating. Consider the 14mOhm DC resistance for efficiency calculations in low-voltage applications. Evaluate the physical footprint compatibility with the PCB layout and ensure the shielding characteristics meet the system's EMI requirements.

Fixed Inductors Part Context

This component belongs to the SRR1208 series of shielded power inductors by Bourns Inc. The series is characterized by small surface mount packages suitable for space-constrained designs. These inductors are engineered for use in DC/DC converter input and output stages within portable electronic devices.

Fixed Inductors Replacement Considerations

Consult the official Bourns SRR1208 series datasheet for direct cross-references or alternative part numbers within the same family that offer compatible inductance and current ratings.