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103R-183JS
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Product Detailed Parameters
- Description：FIXED IND 18UH 130MA 5.8 OHM SMD
- Series：103R
- Mfr：Delevan
- Package：Tape & Reel (TR)
- Type：-
- Material - Core：Ferrite
- Inductance：18 µH
- Tolerance：±5%
- Current Rating (Amps)：130 mA
- Current - Saturation (Isat)：-
- Shielding：Unshielded
- DC Resistance (DCR)：5.8Ohm Max
- Q @ Freq：25 @ 2.5MHz
- Frequency - Self Resonant：28MHz
- 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 103R-183JS is a surface-mount RF inductor with an 18 uH nominal inductance and 5% tolerance. It features an unshielded ferrite core design suitable for radio frequency applications. The component has a maximum DC resistance of 5.8 Ohms and supports a maximum DC current of 130 mA. It exhibits a minimum Q factor of 25 and a self-resonant frequency of 28 MHz. Physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height. Operating temperature ranges from -55 C to +125 C.
Feature Summary
- Unshielded SMD construction for RF signal processing
- Ferrite core material providing stable inductance characteristics
- Standard termination style compatible with PCB mounting
Applications
- Radio Frequency (RF) circuits
- Signal filtering applications
- Impedance matching networks
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific lot traceability requirements before procurement. Ensure storage conditions adhere to moisture sensitivity levels if applicable. Validate that the received parts match the specified 18 uH value and physical dimensions against official datasheets to prevent integration errors.
Selection Notes
Select this component when an unshielded RF inductor with 18 uH inductance is required. Consider the 5.8 Ohm DC resistance and 130 mA current limit for circuit design constraints. The 2.54 x 2.54 mm footprint must fit within the available PCB area. Evaluate thermal performance at the upper operating temperature limit of 125 C during selection.
Part Context
This part belongs to the 103R series of fixed inductors manufactured by Delevan. It is categorized under RF Inductors - SMD within the broader inductors, chokes, and coils family. The component utilizes standard surface mount technology for automated assembly processes.
FAQ
Is the 103R-183JS shielded?
No, the 103R-183JS is an unshielded inductor.
What is the self-resonant frequency?
The self-resonant frequency is 28 MHz.
