High-reliability, low-profile planar magnetics for defense and avionics power supplies, built to tight mechanical and thermal envelopes.
Explore planar transformers →On-board chargers, APM and general DC-DC conversion — planar transformers engineered for power density in vehicle platforms.
Explore planar transformers →80R6-series planar transformers for railway auxiliary power, 50–160 V input, forward active clamp — in production today.
See railway reference design →PoE flyback and DC-DC brick magnetics: low 7–8.5 mm profile planar flybacks, CCM + BCM, with 94%+ efficiencies.
See PoE flyback →Rugged planar transformers from watts to tens of kilowatts for industrial power, renewable energy and process equipment.
Explore planar transformers →Not sure of your topology? Send your power, input/output and mechanical envelope — our engineers will match or design a planar solution.
Talk to an engineer →Opto-isolated ACF with synchronous rectification — 20N1 (30–80 W), G45R2, G45AH2, 80R2 & P26 series.
20N1 data sheet →Low-profile planar flybacks including no-opto designs; ER18/ER20/EPC16/Z18 platforms, 7–8.5 mm height.
See flyback boards →100 W – 20 kW LLC/PSFB planar magnetics on UY38, D35, R41, R58, R64 and R90 cores.
Explore power tiers →Enter your topology, input, output and height — the locator suggests matching Champs planar series.
Open the design tool →ER-core planar transformers for standard and high-power offline and isolated converter topologies — standard form factor, wide power range.
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