55Ω Common Mode Choke 0302 | ABC ATEC
Professional 55Ω impedance common mode choke SF0302 with 2A rating. Ferrite drum core design reduces EMI emissions for DC/DC converters and industrial applications.
55Ω Impedanc, 2A, 0302 Data LineCommon Mode Choke
SF0302501YLB
SMD Line Filter, General Grade
55Ω Impedanc, 2A, 0302 Data Line Common Mode Choke SF0302 series featuring ferrite drum core construction and excellent coupling effect can reduces radiated EMI emissions while has wide impedance range up to 100Ω with maximum current 4A, ideal for DC / DC converters, input and out filter chokes and industrial applications.
Product Features
- Automatic winding with excellent impedance coupling effect
- Reduced radiated EMI emissions
- Dual winding inductors that can be used as either a single inductor, or in coupled inductor/transformer applications (1:1 turns ratio)
- Operating temp.: -40°C ~ +125°C (including self-temperature rise)
Product Applications
- DC / DC converters
- Input and output filter chokes
| Product Category | Data Line Common Mode Choke | Impedance (Ω) | 55 |
| Part Number | SF0302501YLB | Tolerance | ±25% |
| Grade | General | RDC (Ω) | 0.066 |
| Length (mm) | 3.5 | IDC (A) | 2 |
| Width (mm) | 5 | Operating temp.°C (LOW) | -40 |
| Height (mm) | 2.5 | Operating temp.°C (HIGH) | 125 |
| Inductance (µH) | 0.9 |
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Data Line Common Mode Choke SF0302 Series Datasheet
Include dimensions, electrical characteristics and curve diagrams for your reference
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How can you effectively suppress EMI emissions in compact DC/DC converter designs while maintaining cost efficiency?
ABC ATEC's SF0302 common mode choke delivers proven EMI suppression through ferrite drum core construction with excellent coupling effect, achieving 55Ω impedance in a compact 3.5×5×2.5mm SMD package. The dual winding design supports both single inductor and transformer applications, providing design flexibility for input/output filtering while meeting IATF16949 quality standards. Our 45 years of inductor manufacturing expertise ensures reliable performance across your DC/DC converter specifications.
Built on 45 years of specialized expertise and IATF16949 Quality Certification, ABC ATEC's SF0302 common mode choke combines automatic winding precision with proven EMI suppression capabilities. Operating across the extended temperature range of -40°C to +125°C with low DC resistance of 0.066Ω, this SMD line filter component ensures reliable performance in demanding industrial and consumer electronics environments. The ±25% inductance tolerance and compact 3.5mm × 5mm × 2.5mm footprint deliver cost-effective solutions for manufacturers requiring professional-grade EMI filtering without compromising board space. Contact ABC ATEC today to integrate the SF0302 common mode choke into your next-generation power management and signal filtering designs.