SY5955 controller equivalent, pfc+llc combo controller.
* PF>0.95, THD<5%
* Boost Quasi Resonant (QR) Operation
* Boost Burst Operation at Light Load
* LLC Fast Dynamic Response
* LLC Integrated Half Bridge.
* LCD Television
* Desktop, all in one PC
* Adapter, Charger
* Printer
Typical Applications
D4
L1
D3
.
The SY5955 is a PFC+LLC combo controller, which integrates a Boost PFC controller and a resonant halfbridge controller.
The Boost converter works in CrM/DCM mode to minimize switching losses and get better EMI performance. Proprietary control is ado.
Image gallery
TAGS
+LLC
Download (Size : 1.06MB)