PEAK CURRENT LOAD CONTROL CIRCUIT

A peak current load control circuit, comprising: a reference voltage adjustment circuit (10), which is used for generating a reference voltage control signal according to a constant-current mode signal and/or a constant-voltage mode signal of a primary-side control chip; and a peak load detection mo...

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Bibliographische Detailangaben
Hauptverfasser: CHENG, Dongbo, ZHU, Ying, DONG, Jinhua, DING, Xuezheng
Format: Patent
Sprache:chi ; eng ; fre
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Zusammenfassung:A peak current load control circuit, comprising: a reference voltage adjustment circuit (10), which is used for generating a reference voltage control signal according to a constant-current mode signal and/or a constant-voltage mode signal of a primary-side control chip; and a peak load detection module (20), which is used for adjusting a reference voltage for peak load detection according to the reference voltage control signal, performing peak load detection on the primary-side control chip according to the reference voltage, and adjusting a control mode of the primary-side control chip, wherein the control mode comprises a constant-current loop control mode and a constant-voltage loop control mode. The stability of an output voltage when a primary-side feedback charger detects a peak current load is improved. Un circuit de commande de charge de courant de crête, comprenant : un circuit de réglage de tension de référence (10), qui est utilisé pour générer un signal de commande de tension de référence en fon