This series of products a →λre used as high-frequency switching ©>₹power supply transformer≈Ω£s in high-frequency α≥↔switching power supplies, and high-fre←​quency inverter power supply t₩'ransformers in high-frequency inverte≤™r power supplies and high-freque<'ncy inverter welding machines, or for b≈"oosting and ignition circuits.