... transformer for LED driver,transformers for fluorescent lights,mini led transformer,led transformer 110v 1.features: transformer bobbin,ETD transformer bobbin,plastic bobbin for ... Application:1, All kinds of switch mode power: Dc-Dc,Ac-Dc, Ac-Ac2, Used in all circuits types: ... power-transfer transformers.ET, EE Power FilterFeature: For special core shape the core has high permeability character ...