| 摘要 |
A transformer ( 10 ), coupled to a circuit board ( 20 ) defining a receiving hole ( 210 ), includes a base ( 110 ) having a first end portion ( 110 a) and an oppositely disposed second end portion ( 110 b), a bobbin assembly ( 120 ) disposed between the first end portion and the second end portion, and a post ( 140 ) disposed on the base. The post is received in the receiving hole for positioning the transformer on the circuit board.
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