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103R-121FS
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Product Detailed Parameters
- Description：FIXED IND 120NH 880MA 125MOHM SM
- Series：103R
- Mfr：Delevan
- Package：Tape & Reel (TR)
- Type：-
- Material - Core：Ferrite
- Inductance：120 nH
- Tolerance：±1%
- Current Rating (Amps)：880 mA
- Current - Saturation (Isat)：-
- Shielding：Unshielded
- DC Resistance (DCR)：125mOhm Max
- Q @ Freq：30 @ 25MHz
- Frequency - Self Resonant：750MHz
- Ratings：-
- Operating Temperature：-55°C ~ 125°C
- Inductance Frequency - Test：25 MHz
- Mounting Type：Surface Mount
- Package / Case：Nonstandard, 2 Lead
- Supplier Device Package：-
- Size / Dimension：0.100" L x 0.100" W (2.54mm x 2.54mm)
- Height - Seated (Max)：0.075" (1.91mm)
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Overview
The Delevan 103R-121FS is an unshielded surface-mount RF inductor with a nominal inductance of 120 nH and a tolerance of 1%. It features a maximum DC resistance of 125 mOhms and supports a maximum DC current of 880 mA. The component has a minimum Q factor of 30 and a self-resonant frequency of 750 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 terminations and is supplied in reel packaging.
Feature Summary
- Unshielded chip construction for radio frequency applications
- Standard surface-mount termination style
- High self-resonant frequency capability
Applications
- RF circuit design
- Surface-mount PCB assembly
- Radio frequency signal processing
Procurement Notes
Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical tolerances and performance characteristics. Ensure that the ordering information matches the precise part number variant required for the intended application. Cross-reference technical datasheets for accurate handling and storage guidelines prior to procurement.
Selection Notes
Select this component based on its specific 120 nH inductance value and 1% tolerance requirement for precision RF circuits. Consider the 880 mA current rating and low DC resistance for power efficiency. Evaluate the 750 MHz self-resonant frequency against the operating bandwidth. Confirm compatibility with standard SMT reflow processes and PCB footprint dimensions.
Part Context
This component belongs to the Delevan 103/R series of fixed RF inductors designed for surface-mount technology. The series offers various inductance values with tight tolerances suitable for high-frequency applications. The 103R-121FS represents a specific configuration within this family, optimized for compact RF designs requiring stable inductive performance.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Verify cross-references through official manufacturer channels or authorized distributors before considering alternative components.
