WE-TDC Coupled Inductors Würth Elektronik WE-TDC Coupled Inductors are designed for DC/DC converters with SEPIC, ZETA, Ćuk, and non-isolated flyback topologies. The WE-TDC series is available in an 8mm x 8mm package with a standard 4mm height or a low 2mm profile. Other features include low leakage inductance, low losses, and high current capabilities. Würth Elektronik WE-TDC Coupled Inductors have an operating temperature of -40°C to +125°C and magnetically shielded housing. This series is suitable for applications such as industrial, metering, and medical devices as well as battery-powered mobile devices.