US 12,136,884 B2
Power converter
Yang Leng, Taoyuan (TW); Zhongwang Yang, Taoyuan (TW); Yankai Liu, Taoyuan (TW); Wenhua Li, Taoyuan (TW); and Wei Tang, Taoyuan (TW)
Assigned to Delta Electronics, Inc., Taoyuan (TW)
Filed by Delta Electronics, Inc., Taoyuan (TW)
Filed on Apr. 22, 2022, as Appl. No. 17/727,071.
Claims priority of application No. 202110481021.X (CN), filed on Apr. 30, 2021.
Prior Publication US 2022/0352826 A1, Nov. 3, 2022
Int. Cl. H02M 3/335 (2006.01); H01F 27/255 (2006.01); H01F 27/30 (2006.01); H05K 1/18 (2006.01)
CPC H02M 3/33571 (2021.05) [H01F 27/255 (2013.01); H01F 27/306 (2013.01); H05K 1/181 (2013.01); H05K 2201/10015 (2013.01); H05K 2201/10166 (2013.01)] 32 Claims
OG exemplary drawing
 
1. A power converter, comprising:
a first capacitor and a second capacitor connected in series; and
a power module, electrically connected to the first capacitor and the second capacitor, and comprising a circuit board, an absorption capacitor, a primary switch circuit, a magnetic component, and a secondary circuit, wherein the absorption capacitor, the primary switch circuit, the magnetic component and the secondary circuit are disposed on the circuit board, and a primary winding and a secondary winding of the magnetic component are electrically connected to the primary switch circuit and the secondary circuit respectively,
wherein both of capacitances of the first capacitor and the second capacitor are larger than a capacitance of the absorption capacitor,
wherein the first capacitor and the second capacitor are disposed separately from the power module.