System And Functional Description; General Overview - Infineon IKW40N65WR5 Manual

5 kW two-channel interleaved CCM PFC EVAL board
IKW40N65WR5, IDW60C65D1 and 1ED44175 in high frequency PFC application

System and functional description

2 System and functional description
2.1

General overview

EVAL-PFC5KIKWWR5SYS is a referene design for 5 kW interleaved PFC for, but not limited to, floor-standing air
conditioners in major home appliances.
Figure 4 EVAL-PFC5KIKWWR5SYS board view
The EVAL-PFC5KIKWWR5SYS evaluation board design characteristics include:
Board performance:
High power factor, PF>0.995
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Low THDi
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High efficiency
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Control technology incorporated:
CCM (continuous conduction mode) average current control
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Frequency-dithering for enhanced EMI reduction
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Fault protection:
Input undervoltage protection and overvoltage protection
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Output overvoltage protection
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Open-circuit protection on AC input and DC output
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Cycle-by-cycle peak current limiting
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Thermal shutdown for power semiconducters
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User guide 8 of 41 v1.0
2021-03-05