Power supply switch circuit and power supply system

• Main Author: FANG LONGQUAN
• Format: Patent
• Language: Chinese; English
• Published: 14.09.2016
• 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 utility model discloses a power supply switch circuit, include: current limiting switch circuit and power input connector module, the current limiting switch circuit includes a MOS pipe, the 2nd MOS pipe, triode and fuse, just the current limiting switch circuit has first messenger ability control end, switch input end and switched output end, the power input connector module have the second make can control end, power supply input terminal, be used for and the confession electrical output and the earthing terminal of system circuit's power input end connection, the base of triode with the second of power input connector module makes can be connected by the control end, the second of power input connector module make can the control end pass through the switching element with the earthing terminal of power input connector module is connected. Correspondingly, the utility model also discloses a power supply system. Implement the utility model discloses, in preventing the anti - system circuit who irritates