Transformer
AssigneeLien Chang Electronic Enterprise Co., Ltd.
InventorsCHUN-KONG CHAN, KED LAN HUANG, CHI FANG LAI
Life of this patent
Estimating the term…
Abstract
A transformer includes a bobbin, a primary coil, a secondary coil, and a core assembly. The bobbin has a winding portion. At least one first winding groove and at least one second winding groove are formed on the winding portion. The first winding groove and the second winding groove are separated by a barrier. A notch is formed on the fringe portion of the barrier. The primary coil is wrapped in the first winding groove, and the secondary coil is wrapped in the second winding groove. The notched barrier increases the creepage distance between the primary coil and the secondary coil in meeting the safety standards.
Claims8
A transformer, comprising:
- a bobbin having an opposing arranged first side portion and a second side portion, wherein a plurality of first pins is disposed on the first side portion and a plurality of second pins is disposed on the second side portion, wherein the bobbin has a winding portion, wherein at least one first winding groove and at least one second winding groove are defined on the winding portion and separated by a barrier, wherein a notch is formed on the barrier;
- a primary coil wrapped in the first winding groove and connected to the first pins;
- a secondary coil wrapped in the second winding groove and connected to the second pins;
- and
- a core assembly disposed on the bobbin.
Dependencies are inferred from the claim text.