Constant-current programmable power supply with single-pole structure

The invention relates to a constant-current programmable power supply with a single-pole structure, which comprises a transformer T1, a switch control circuit, a main output current circuit, a processor MCU (Microprogrammed Control Unit), an input voltage acquisition circuit and an output voltage ac...

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Bibliographic Details
Main Authors XU RUOPENG, HU SEN, WU YINCHAO, ZHANG ZHENGGANG
Format Patent
LanguageChinese
English
Published 01.08.2023
Subjects
CONTROLLING
PHYSICS
REGULATING
SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
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Summary:The invention relates to a constant-current programmable power supply with a single-pole structure, which comprises a transformer T1, a switch control circuit, a main output current circuit, a processor MCU (Microprogrammed Control Unit), an input voltage acquisition circuit and an output voltage acquisition circuit, the input voltage acquisition circuit and the output voltage acquisition circuit are both arranged on the secondary side of the transformer T1, and the output end of the input voltage acquisition circuit is connected to the processor MCU; an output pin of the processor MCU is connected with an isolation optocoupler U2, the isolation optocoupler U2 is connected to a primary side constant current controller of the switch control circuit, and the primary side constant current controller is used for outputting a signal to a primary side of the transformer T1; the processor MCU is provided with a programming port used for being connected with a terminal. The output voltage and the input voltage are co
Bibliography:Application Number: CN202211435319