Output voltage feedback circuit and temperature compensation circuit of switching converter

• Main Authors: WANG XIAOLIANG, LIANG YUZHENG, JIN RUOYU
• Format: Patent
• Language: Chinese; English
• Published: 04.12.2018
• Subjects: APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION

The invention provides an output voltage feedback circuit of a switching converter. The output voltage feedback circuit comprises a diode D5 and a Zener diode ZD1;an anode of the diode D5 is connectedwith a positive terminal of the output voltage, and an anode of the Zener diode ZD1 is used as an ou...