Cirrus Logic AN359 - Manual (Page 4)

AN359
4 AN359REV1
6. Summary
Filters ease the design and qualification process of a PSU by suppressing EMI. The adaptation of an EMI filter to
optimize performance when converting from an L6562 to the CS1501 controller was illustrated. The necessity of
measuring EMI, and understanding the factors involved in effectively filtering were also described.
7. Reference
Cirrus Logic Application Note: AN349 “Migrating from the L6562 to the CS1501 Power Factor Correction IC”.
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