22µH, 7.57A, 1278 Power Inductor, Shielded Inductor | ABC ATEC
22µH, 7.57A, 1278 Shielded Coupled Power Inductor SF1278 series is designed for use in DC / DC converters and power supply modules. Featuring a compact 12.5 × 12.5 mm footprint with a low profile of 8 mm, delivering excellent current handling, low DCR, and superior efficiency for space-constrained designs. Its magnetically shielded construction reduces EMI, making it ideal for sensitive applications in for buck, boost, SEPIC, or flyback converters. Engineered for durability and reliability, these inductors ensure consistent performance under demanding thermal and electrical conditions. ABC ATEC manufactures IATF16949 inductors, common mode chokes, RF inductors, transformers and connectors for automotive, telecom and industrial electronics.
22µH, 7.57A, 1278 Power Inductor, Shielded Inductor
SF1278220MS
Shielded SMD Power Inductor, Coupled Inductor, General Grade
22µH, 7.57A, 1278 Shielded Coupled Power Inductor SF1278 series is designed for use in DC / DC converters and power supply modules. Featuring a compact 12.5 × 12.5 mm footprint with a low profile of 8 mm, delivering excellent current handling, low DCR, and superior efficiency for space-constrained designs. Its magnetically shielded construction reduces EMI, making it ideal for sensitive applications in for buck, boost, SEPIC, or flyback converters. Engineered for durability and reliability, these inductors ensure consistent performance under demanding thermal and electrical conditions.
Product Features
- Tight winding coupling
- The series can also be used as two single inductors connected in series or parallel , as a common mode choke or as a 1:1 transformer.
- High inductance, high efficiency and excellent current handing.
- Operating temp.: -40°C ~ +125°C (including self-temperature rise)
Product Applications
- As a transformer: SEPIC, flyback
- As an inductor: buck, boost, coupled inductor
- DC / DC converters
- Input and output filter chokes
| Product Category | Power Inductor - Shielded Inductor | Tolerance | ±30% |
| Part Number | SF1278220MS | RDC (Ω) | 0.0503 |
| Grade | General | Isat. (A) | 7.57 |
| Length (mm) | 12.5 | Irms. (A) | 4 |
| Width (mm) | 12.5 | Operating temp.°C (LOW) | -40 |
| Height (mm) | 8 | Operating temp.°C (HIGH) | 125 |
| Inductance (µH) | 22 |
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Shielded Inductor SF1278 Series Datasheet
Include dimensions, electrical characteristics and curve diagrams for your reference
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22µH, 7.57A, 1278 Power Inductor, Shielded Inductor | ABC ATEC
ABC ATEC provides IATF16949-certified inductors, common mode chokes, RF inductors, transformers, connectors, LTCC components and thermal solutions designed for automotive, industrial, telecommunications, medical and consumer electronics applications. With 45 years of inductor design and manufacturing experience, we help engineers improve power stability, EMI suppression and product reliability.
Our product portfolio covers shielded molded inductors, shielded and semi-shielded power inductors, RF chip inductors, multilayer chip beads, power line and data line common mode chokes, current transformers, Type C and RF connectors, and customized mechanical parts. From R&D support to automated production and quality management, ABC ATEC delivers consistent component performance for demanding electronic systems and long-term supply requirements.