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0819-30F
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Product Detailed Parameters
- Description：FIXED IND 1.8UH 290MA 560MOHM TH
- Series：819
- Mfr：Delevan
- Package：Tape & Reel (TR)
- Type：Molded
- Material - Core：Iron
- Inductance：1.8 µH
- Tolerance：±1%
- Current Rating (Amps)：290 mA
- Current - Saturation (Isat)：-
- Shielding：Unshielded
- DC Resistance (DCR)：560mOhm Max
- Q @ Freq：40 @ 7.9MHz
- Frequency - Self Resonant：135MHz
- Ratings：-
- Operating Temperature：-55°C ~ 105°C
- Inductance Frequency - Test：7.9 MHz
- Mounting Type：Through Hole
- Package / Case：Axial
- Supplier Device Package：-
- Size / Dimension：0.078" Dia x 0.200" L (1.98mm x 5.08mm)
- Height - Seated (Max)：-
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Overview
The Delevan 0819-30F is a leaded RF inductor featuring an axial termination style and unshielded molded construction. It provides an inductance of 1.8 uH with a tight tolerance of 1%. The component supports a maximum DC current of 290 mA and exhibits a maximum DC resistance of 560 mOhms. Key electrical characteristics include a minimum Q factor of 45 and a self-resonant frequency of 170 MHz. Designed for PCB mount applications, it measures 5.08 mm in length and 1.98 mm in diameter.
Feature Summary
- Unshielded molded coil design for RF applications
- Axial leaded termination for through-hole mounting
- High precision 1% inductance tolerance
Applications
- RF circuit filtering
- Impedance matching networks
- Signal processing circuits
Procurement Notes
Verify the specific manufacturer datasheet to confirm RoHS compliance status and exact packaging quantities. Ensure the ordering suffix matches the required reel configuration. Cross-reference the Mouser part number 807-0819-30F for accurate distributor availability and current stock levels before finalizing procurement plans.
Selection Notes
Select this component when a precise 1.8 uH inductance with 1% tolerance is required for RF circuits. Consider the 290 mA current rating and 560 mOhm resistance for power handling needs. The unshielded design necessitates careful layout to prevent magnetic interference with nearby components.
Part Context
This part belongs to the Delevan 0819 series of RF inductors. The series offers various inductance values within a consistent physical footprint. These components are designed for high-frequency performance, utilizing molded unshielded coils to maintain stability in RF environments.
Replacement Considerations
Check for direct substitutes within the same 0819 series or compatible axial RF inductors from other manufacturers. Verify that replacement parts match the 1.8 uH value, 1% tolerance, and similar physical dimensions for board compatibility.
FAQ
What is the self-resonant frequency of the 0819-30F?
The self-resonant frequency is 170 MHz.
Is the 0819-30F shielded?
No, the 0819-30F features an unshielded molded coil design.
