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The PWH4012-3R3M1T supports aggressive transient loads with low impedance behavior while maintaining inductance stability under DC bias to preserve control-loop performance. Its molded metal-core structure provides low DCR for reduced copper loss and consistent thermal characteristics under continuous load. The magnetic shielding reduces flux leakage to help meet EMI targets in compact systems. Common use cases include CPU/ASIC/FPGA rails, high density POL converters, battery discharge paths, and industrial DC-DC modules where both current throughput and height limitation are critical.