Internal ripple compensation circuit suitable for COT mode converter and converter
The invention discloses an internal ripple compensation circuit suitable for a COT mode converter and the converter, and the internal ripple compensation circuit comprises an inductive current sampling circuit which is used for sampling an inductive current signal to obtain a sampling current which...
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| Main Authors | , |
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| Format | Patent |
| Language | Chinese English |
| Published |
17.02.2023
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| Subjects | |
| Online Access | Get full text |
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| Summary: | The invention discloses an internal ripple compensation circuit suitable for a COT mode converter and the converter, and the internal ripple compensation circuit comprises an inductive current sampling circuit which is used for sampling an inductive current signal to obtain a sampling current which is in a certain proportional relation with an inductive current, the sampling current is input into an inductive current ripple sampling and holding circuit; the inductive current ripple sampling and holding circuit is used for converting the received sampling current signal into a voltage signal, acquiring sampling inductive current information and inductive current valley value information in a sampling period, holding the inductive current valley value information and inputting the inductive current valley value information into the ripple superposed circuit; and the ripple superposition circuit is used for superposing the reference voltage, the sampling inductive current information and the inductive current va |
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| Bibliography: | Application Number: CN202110892460 |