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Product Detailed Parameters
- Description：CMC 2.8MH 3A 2LN TH
- Series：SSHB21HS
- Mfr：KEMET
- Package：Bulk
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：3A
- DC Resistance (DCR) (Max)：60mOhm
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-25°C ~ 120°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：1.024" L x 0.906" W (26.00mm x 23.00mm)
- Height (Max)：0.610" (15.50mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：2.8 mH @ 10 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
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Overview
The KEMET SSHB21HS-R30028 is a dual-mode common mode filter choke designed for AC line filtering applications. It features an inductance of 2.8 mH measured at 10 kHz and supports a maximum DC current of 3 A. The component has a maximum DC resistance of 60 mOhms and operates within a temperature range of -40°C to +130°C. Rated for 250 VAC, it utilizes a through-hole mounting style with a 21 mm lead spacing. Physical dimensions include a height of 15.5 mm, width of 23 mm, and length of 26 mm.
Feature Summary
- Dual-mode filtering capability for enhanced noise suppression
- Through-hole construction for robust PCB integration
- High current handling capacity suitable for power lines
Applications
- AC line input filtering
- Power supply noise reduction
- Electromagnetic interference suppression in industrial equipment
Procurement Notes
Verify the specific part number SSHB21HS-R30028 against official KEMET documentation to confirm electrical ratings and physical dimensions. Ensure compatibility with existing PCB footprints and thermal management requirements. Cross-reference manufacturer datasheets for any recent design changes or obsolescence notices before finalizing procurement decisions.
Selection Notes
Select this component when high current handling and dual-mode filtering are required for AC line applications. Consider the through-hole package constraints and operating temperature range relative to the system environment. Compare inductance values and DC resistance specifications against circuit requirements to ensure effective noise attenuation without excessive voltage drop.
Part Context
This component belongs to the SSHB21HS series of common mode chokes from KEMET. The series is characterized by its dual-mode filtering technology and through-hole construction. These components are engineered for reliability in demanding power electronics environments, offering consistent performance across a wide temperature range.
Replacement Considerations
Direct substitutes may include other KEMET SSHB21HS variants with similar inductance and current ratings. Verify pinout compatibility and physical dimensions before substitution. Consult official replacement guides for cross-referencing equivalent components from other manufacturers.
