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  • Maximum Switching Frequency UCC28521 / UCC28528

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    Other Parts Discussed in Thread: UCC28521 , UCC28528 Hello, the datasheet of PFC controller UCC28521 / UCC28528 states in section oscillator a maximum switching frequency of 230kHz. In section PIN DESCRIPTION PIN2 a maximum switching frequency of…
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  • UCC28070EVM: Test loop current gain and phase

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    Part Number: UCC28070EVM Other Parts Discussed in Thread: UCC28070 HI sir I test Figure 6. Current Loop Gain (TdB (f)) and Figure 7. Current Loop Phase (qc (f)) in SLUA479A The Schematic(page 2) in SLUA479A I actually tested it and have some question…
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  • UCC28070: How to test loop current gain and phase

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    Part Number: UCC28070 HI sir If I want to test Figure 6. Current Loop Gain (TdB (f)) and Figure 7. Current Loop Phase (qc (f)) in SLUA479A The Schematic(page 2) in SLUA479A ,How to point cconnection TKS UCC28070 Design Review 300W Interleaved…
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  • RE: UCC28070: UCC28070 using problem

    slup279a.pdf Hello user5102208 The attached seminar document provides an excellent tutorial on average current mode PWM control and interleaved pfc controllers. You will find that this document answers all of your questions Regards John

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