103R-153FS

Overview

The Delevan 103R-153FS is an unshielded surface-mount RF inductor with a nominal inductance of 1.5 µH and a tolerance of 1%. It features a maximum DC resistance of 840 mOhms and supports a maximum DC current of 340 mA. The component has a minimum Q factor of 22 and a self-resonant frequency of 115 MHz. Its physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height. The device utilizes standard SMD/SMT terminations for PCB mounting.

Feature Summary

• Unshielded construction suitable for RF applications
• Surface-mount design for compact PCB integration
• Standard termination style for reliable soldering

Applications

• RF circuit filtering
• Impedance matching networks
• Signal processing circuits

Procurement Notes

Verify the specific suffix FS against official manufacturer documentation to confirm exact electrical tolerances and packaging specifications. Ensure compatibility with standard SMD reflow processes. Cross-reference the part number with authorized distributors to obtain current availability and lead times. Confirm RoHS compliance status through the latest datasheet before procurement.

Selection Notes

Select this component when a 1.5 µH inductance value is required for RF signal paths. Consider the 340 mA current rating and 840 mOhm resistance for power loss calculations. The unshielded nature requires careful layout to minimize electromagnetic interference with adjacent components. Verify that the 115 MHz self-resonant frequency aligns with the target operating range.

Part Context

This part belongs to the 103/R series of fixed inductors manufactured by Delevan. The series offers various inductance values within a consistent 2.54 x 2.54 mm footprint. These components are designed for high-frequency applications where size constraints are critical. The 103R-153FS represents a specific variant optimized for 1.5 µH performance.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided source material.