Eaton VPH5-0155TR-R Surface Mount Pulse Transformer for SMPS & Switching Converters 2025-04-20 Discover the Eaton VPH5-0155TR-R, a high-performance surface mount pulse transformer designed for SMPS and switching converters. Features 22.3 H inductance, -40 C to +125 C operating range, and compact SMD design.