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103R-272F
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Product Detailed Parameters
- Description：FIXED IND 2.7UH 290MA 1.15OHM SM
- Series：103R
- Mfr：Delevan
- Package：Tape & Reel (TR)
- Type：-
- Material - Core：Ferrite
- Inductance：2.7 µH
- Tolerance：±1%
- Current Rating (Amps)：290 mA
- Current - Saturation (Isat)：-
- Shielding：Unshielded
- DC Resistance (DCR)：1.15Ohm Max
- Q @ Freq：24 @ 7.9MHz
- Frequency - Self Resonant：77MHz
- Ratings：-
- Operating Temperature：-55°C ~ 125°C
- Inductance Frequency - Test：7.9 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-272F is an unshielded surface-mount RF inductor with a nominal inductance of 2.7 µH and a tolerance of 1%. It features a maximum DC resistance of 1.15 Ω and supports a maximum DC current of 290 mA. The component has standard terminals and measures 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height. It belongs to the 103/R series and is designed for PCB mounting.
Feature Summary
- Unshielded construction suitable for general RF applications
- High precision 1% inductance tolerance
- Compact SMD form factor for space-constrained designs
Applications
- RF circuit design
- Signal processing components
- General purpose inductor applications
Procurement Notes
Verify RoHS compliance status and lead times directly with authorized distributors or the manufacturer API Delevan. Confirm availability as supply levels fluctuate. Ensure ordering quantities align with reel packaging requirements specified by the supplier. Cross-reference datasheet parameters against specific application needs before finalizing procurement decisions.
Selection Notes
Select this component when a precise 2.7 µH inductance is required with tight 1% tolerance. Consider the 290 mA current rating and 1.15 Ω DC resistance for power handling limits. The unshielded design may require layout considerations for electromagnetic interference. Verify package dimensions fit the target PCB footprint.
Part Context
This part belongs to the Delevan 103/R series of fixed RF inductors. These components are manufactured by API Delevan and are categorized under surface-mount devices. The series offers various inductance values tailored for radio frequency applications, utilizing standard terminal configurations for reliable PCB integration.
Replacement Considerations
The 103R-272F is listed as a comparable alternative to other 2.7 µH unshielded SMD RF inductors. Specific substitute part numbers are not explicitly confirmed in public documentation; verify compatibility with equivalent specifications from API Delevan or authorized distributors.
