B78308A2387A003

Switching Converter, SMPS Transformers Overview

The B78308A2387A003 is a surface-mount gate-drive transformer from the E13 EMHV series, manufactured by TDK Electronics. Designed for high-voltage isolation in DC/DC converters, it features a turns ratio of 1:4 and a minimum inductance of 10µH. The component supports a frequency range of 100 kHz to 500 kHz with low coupling capacitance of 2 pF. It withstands 3,000 V AC isolation voltage and operates within a temperature range of -40°C to +150°C. Compliant with AEC-Q200 Rev. D standards, it ensures reliable performance in automotive and industrial applications requiring robust electrical isolation.

Switching Converter, SMPS Transformers Feature Summary

• High dielectric strength providing 3,000 V AC isolation between primary and secondary windings
• Compact SMT design meeting IEC 60664-1 creepage and clearance requirements
• Low coupling capacitance of 2 pF for efficient signal transmission
• Automotive-grade reliability certified under AEC-Q200 Rev. D standard

Switching Converter, SMPS Transformers Applications

• Gate-drive circuits for IGBTs and MOSFETs in electric vehicles
• Isolated DC/DC converters in industrial power electronics
• Flyback topology converters requiring high isolation voltage
• Grid-tie inverters and renewable energy systems

Switching Converter, SMPS Transformers Procurement Notes

Verify that the specific suffix A2387 corresponds to the required 1:4 turns ratio and 100 µH nominal inductance configuration. Confirm package compatibility with automated pick-and-place equipment using the specified tape width. Ensure thermal management strategies account for the maximum operating temperature of 150°C during continuous duty cycles in enclosed enclosures.

Switching Converter, SMPS Transformers Selection Notes

Select this component when high voltage isolation is critical for safety compliance in automotive or industrial environments. The wide operating temperature range suits harsh conditions where standard components may fail. Consider the compact footprint if space constraints limit board layout options. Validate that the leakage inductance specifications meet the switching speed requirements of the target controller IC.

Switching Converter, SMPS Transformers Part Context

This part belongs to the E13 EMHV series of transformers designed specifically for isolated power conversion topologies. The series emphasizes miniaturization without compromising isolation integrity, making it suitable for modern high-density power supplies. TDK Electronics integrates these components into broader solutions for electrified mobility and smart grid infrastructure.

Switching Converter, SMPS Transformers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify cross-compatibility only through official TDK Electronics engineering change notices or direct manufacturer consultation.