B82477D4202M900

Arrays, Signal Transformers Overview

The B82477D4202M900 is a fixed dual-coil array manufactured by EPCOS (TDK Electronics). It provides two distinct inductance values depending on the coil connection configuration. In series, it offers higher inductance; in parallel, lower inductance. The component features a coupling factor ranging from 94.9% to 99.7%. Inductance values span 2 to 100µH with current ratings from 2.2A to 15A and DC resistance between 0.02Ω and 0.25Ω.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture enabling variable inductance through series or parallel connections
• High magnetic coupling factor for efficient energy transfer
• Shielded construction to minimize electromagnetic interference

Arrays, Signal Transformers Applications

• Power management systems
• Advanced driver assistance systems (ADAS)
• Electronic control units (ECU)
• Battery management systems (BMS)

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix M900 against official TDK documentation to confirm lead length and packaging specifications. Ensure the selected variant matches the required inductance range and current rating for the target application. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Arrays, Signal Transformers Selection Notes

Select this component when variable inductance flexibility is required within a single package footprint. Evaluate the coupling factor requirements for SEPIC, ZETA, or multi-output buck topologies. Confirm that the shielded design meets the electromagnetic compatibility standards of the intended automotive or industrial environment.

Arrays, Signal Transformers Part Context

This component belongs to the B82477D4 series of coupled inductors designed for automotive-grade applications. It is part of TDK's portfolio of power management solutions tailored for electric vehicles and advanced electronics. The series supports various topologies requiring tight magnetic coupling and high current handling capabilities.

Arrays, Signal Transformers Replacement Considerations

Consult official TDK substitution guides for compatible alternatives within the B82477 series. Verify pinout compatibility and electrical parameters before replacing. No direct substitute part numbers are confirmed in public data.