B82802A0055A325

Switching Converter, SMPS Transformers Overview

The B82802A0055A325 is a surface-mount flyback transformer from the EFD series, designed for DC/DC converters. It features a primary rated voltage of 36 to 60V DC and supports three secondary outputs: 5V, 3.3V, and 12V. The unit delivers a rated power of 55W with an inductance of 22µH and operates at a maximum frequency of 100kHz. Electrical isolation is rated at 1500V AC. The component utilizes an EFD core type and Gullwing termination, housed in a compact package measuring 32.6 x 27 x 14.8mm.

Switching Converter, SMPS Transformers Feature Summary

• Low profile SMT package optimized for high throughput power capability
• Three independent secondary windings for multi-rail power distribution
• High isolation voltage rating for safety compliance

Switching Converter, SMPS Transformers Applications

• DC to DC converters
• PoE (Power over Ethernet) systems
• Power supply equipment

Switching Converter, SMPS Transformers Procurement Notes

Verify that the specific suffix A325 matches the required output voltage configuration and winding ratios. Confirm that the Gullwing SMD footprint aligns with the PCB design constraints. Ensure the operating temperature range of -40°C to +125°C meets the environmental requirements of the target application. Check for RoHS compliance documentation prior to final procurement approval.

Switching Converter, SMPS Transformers Selection Notes

Select this component when a single transformer solution is needed for multiple voltage rails in a space-constrained design. The 55W power rating and 100kHz operating frequency suit efficient switching applications. The EFD core provides a balance between size and performance. Verify that the primary input voltage range of 36-60V DC is compatible with the system's power source architecture.

Switching Converter, SMPS Transformers Part Context

This part belongs to the EPCOS B82802A series of SMT flyback transformers. The series is characterized by industry-standard footprints and low-profile packaging suitable for automated assembly. These components are engineered for reliability in industrial and commercial power conversion environments.

Switching Converter, SMPS Transformers Replacement Considerations

Cross-reference other B82802A variants for different output configurations or power ratings. Ensure any substitute maintains the same Gullwing footprint and EFD core dimensions to fit existing PCB layouts without mechanical modification.