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Product Detailed Parameters
- Description:FIXED IND 100UH 28MA 31 OHM SMD
- Series:108
- Mfr:Delevan
- Package:Tape & Reel (TR)
- Type:-
- Material - Core:Iron
- Inductance:100 µH
- Tolerance:±2%
- Current Rating (Amps):28 mA
- Current - Saturation (Isat):-
- Shielding:Unshielded
- DC Resistance (DCR):31Ohm Max
- Q @ Freq:30 @ 2.5MHz
- Frequency - Self Resonant:7MHz
- Ratings:-
- Operating Temperature:-55°C ~ 125°C
- Inductance Frequency - Test:2.5 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 108-104GS is a fixed surface-mount inductor from the 108 series, designed for RF applications. It features an unshielded construction with a nominal inductance of 100 µH and a tolerance of ±2%. The component has a maximum DC resistance of 31 Ohms and a rated current of 28 mA. Its self-resonant frequency is specified at 7 MHz, with an operating temperature range spanning from -55°C to +125°C. The device utilizes nonstandard two-lead termination for PCB mounting.
Feature Summary
- Unshielded SMD design suitable for RF signal paths
- High stability across extended industrial temperature ranges
- Precision inductance tolerance for consistent circuit performance
Applications
- RF filtering circuits
- Signal processing networks
- Impedance matching stages
Procurement Notes
Verify RoHS compliance status prior to procurement, as sources indicate conflicting information regarding lead content restrictions. Confirm that the specific batch meets project environmental requirements. Ensure the nonstandard lead configuration aligns with existing PCB footprint designs to prevent assembly errors during manufacturing integration.
Selection Notes
Select this component when unshielded topology is required to minimize magnetic interference with adjacent sensitive traces. The 100 µH value suits low-frequency RF filtering needs. Verify that the 28 mA current rating exceeds the peak operational load to prevent saturation. Check mechanical compatibility due to the unique lead structure compared to standard chip packages.
Part Context
This part belongs to the Delevan 108 series of fixed inductors. The series focuses on providing reliable passive components for radio frequency environments. The 108-104GS specifically addresses applications requiring moderate inductance with tight tolerance specifications in a compact surface-mount form factor.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Cross-reference with other Delevan 108 series variants if different current ratings or inductance values are required.
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