B78541A2467A003

Overview

The B78541A2467A003 is an SMD gate-drive transformer from the InsuGate series by EPCOS (TDK). It provides galvanic isolation for driving power semiconductor switches. The component features a nominal inductance of at least 50 µH, typically 75 µH, measured at 100 kHz with a 0.1 V excitation signal. It supports typical operational frequencies ranging from 100 kHz to 500 kHz and includes a voltage-time product specification for N1.

Feature Summary

• Provides galvanic isolation for gate-drive applications
• Designed for high-frequency operation up to 500 kHz
• SMD package suitable for automated assembly

Applications

• Driving power semiconductor switches
• High-frequency isolated gate drive circuits
• Power electronics systems requiring galvanic separation

Procurement Notes

Verify the complete part number including the suffix A003 to ensure correct packaging and specifications. Confirm that the required isolation voltage and frequency range align with the system design requirements before procurement.

Selection Notes

Select this component when high-frequency isolation is required for gate drives. Ensure the operating frequency falls within the 100-500 kHz range and that the PCB layout accommodates the SMD form factor.

Part Context

This component belongs to the InsuGate series of SMD gate-drive transformers manufactured by EPCOS (TDK). These components are designed to replace traditional discrete isolation solutions in compact power electronic designs.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official TDK-EPCOS resources for equivalent alternatives if necessary.