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Product Detailed Parameters
- Description：FIXED IND 2.5MH 850MA 2.04OHM TH
- Series：1539
- Mfr：Hammond Manufacturing
- Package：Bulk
- Type：Drum Core, Wirewound
- Material - Core：Ferrite
- Inductance：2.5 mH
- Tolerance：±10%
- Current Rating (Amps)：850 mA
- Current - Saturation (Isat)：-
- Shielding：Unshielded
- DC Resistance (DCR)：2.04Ohm Max
- Q @ Freq：-
- Frequency - Self Resonant：-
- Ratings：-
- Operating Temperature：-
- Inductance Frequency - Test：1 kHz
- Mounting Type：Through Hole
- Package / Case：Radial, Vertical Cylinder
- Supplier Device Package：-
- Size / Dimension：0.830" Dia (21.08mm)
- Height - Seated (Max)：0.910" (23.11mm)
- Features：-
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Overview
The Hammond Manufacturing 1539M09 is a fixed wirewound inductor designed for EMI and RFI suppression applications. It features an unshielded drum core construction with radial vertical cylinder packaging. The component provides an inductance of 2.5 mH (2500 uH) and supports a maximum DC current of 850 mA. Its electrical characteristics include a maximum DC resistance of 2.04 Ohms. This heavy-duty hash choke is classified under RF inductors and is suitable for circuits requiring robust interference filtering.
Feature Summary
- Unshielded drum core wirewound construction
- Heavy-duty design for EMI/RFI suppression
- Radial vertical cylinder leaded package
Applications
- EMI/RFI noise filtering in electronic circuits
- Power supply interference suppression
- Signal line protection against high-frequency noise
Procurement Notes
Verify the specific part number 1539M09 against official Hammond Manufacturing datasheets to confirm the 2.5 mH inductance and 850 mA current rating. Ensure that the unshielded drum core configuration meets the spatial and electromagnetic compatibility requirements of the target application before finalizing procurement.
Selection Notes
Select this component when an unshielded, heavy-duty wirewound inductor is required for EMI/RFI chokes. The radial vertical package facilitates through-hole mounting. Consider the 2.04 Ohm maximum DC resistance and 850 mA current limit during circuit design to ensure proper thermal and electrical performance within the system constraints.
Part Context
The 1539M09 belongs to the 1539 series of fixed inductors manufactured by Hammond Manufacturing. These components are categorized as RF inductors and leaded RF chokes. The series is characterized by its use in industrial and commercial electronics for managing electromagnetic interference through passive filtering solutions.
FAQ
Is the 1539M09 shielded?
No, the 1539M09 features an unshielded drum core construction.
What is the maximum DC current rating?
The maximum DC current rating for the 1539M09 is 850 mA.
