拓扑选择

在设计电源电路时,输入电压、输出电压、功率、有无绝缘等因用途而异,因此需要选择符合要求规格的电路结构(拓扑)。此外,适合的部件选择因拓扑而异。如果选择了错误的部件,将无法满足要求的规格,并且必须重新进行电路设计。以下列出了各种拓扑适合的器件,所以在拓扑选择和适合拓扑组件的选择上可以作为参考,减少设计工时。

应用

Function Topology name Vin Vo Applications
Industry
Power Converter
(SMPS)
PV
Inverter
UPS On Board
Charger
for xEV
xEV Charger
Station
Industry
Motor Drive
AC/DC Boost PFC 85 - 265VAC 400VDC       Coming Soon
Interleaved Boost PFC 85 - 265VAC 400VDC    
Totem-Pole Bridgeless PFC
(Diode Rectification)
85 - 265VAC 400VDC    
Totem-Pole Bridgeless PFC
(Synchronous FETs)
85 - 265VAC 400VDC    
3-phase 2-level full bridge PFC 3phase
170 - 480VAC
800VDC    
3-phase vienna PFC 3phase
170 - 480VAC
800VDC    
3-phase NPC type-T PFC 3phase
170 - 480VAC
800VDC        
DC/DC Boost Converter 150 - 350VDC 400VDC        
Bidirectional Buck-Boost Converter 400VDC 30 - 100VDC      
Dual Buck-Boost Converter 600 - 1500VDC 800VDC      
Bipolar Boost Converter 400 - 600VDC 800VDC      
3-Level Flying Capitor Booster 400VDC 400 - 600VDC        
LLC Converter
(Half Bridge, Diode Bridge)
400VDC 400VDC        
LLC Converter
(Full Bridge, Diode Rectification)
400VDC 12 - 48VDC        
LLC Converter
(Full Bridge, Synchronous FETs)
400VDC 12 - 48VDC        
LLC Converter
(Full Bridge, Diode Bridge)
400VDC 400VDC      
Phase Shifted Full Bridge Converte
(Diode Rectification)
400VDC 12 - 48VDC        
Phase-Shifted Full Bridge Converter
(Synchronous FETs)
400VDC 12 - 48VDC        
Dual Active Bridge
(DAB)
400VDC 400VDC  
DC/AC Full Bridge Inverter
(1-phase application)
400VDC 85-265VAC      
Heric Inverter
(1-phase application)
400VDC 85-265VAC      
3-Level NPC TYPE-I Inverter
(3-phase application)
800VDC 3phase
170 - 480VAC
     
3-Level NPC TYPE-T Inverter
(3phase application)
800VDC 3phase
170 - 480VAC
     
2-Level full bridge Inverter
(3-phase application)
800VDC 3phase
170 - 480VAC