TV power supply circuit and electronic equipment

• Main Authors: HU FENG, ZHENG LINGXIAO
• Format: Patent
• Language: Chinese; English
• Published: 17.07.2018
• 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; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; GENERATION; PICTORIAL COMMUNICATION, e.g. TELEVISION

The utility model discloses a TV power supply circuit, including transformer module, bridge rectifier module, voltage regulator module, backlight unit module, first wire jumper and second wire jumper,transformer module supplies power for each module work, bridge rectifier module output voltage gives the backlight unit module, it is right that voltage regulator module realizes TV power supply circuit's constant current control, power supply is simultaneously given bridge rectifier module, first wire jumper with the control of second wire jumper bridge rectifier module's output signal to the single output mode is realized when first wire jumper of assembly and second wire jumper, the dual output mode can be realized when cutting off first wire jumper and second wire jumper when specificallyimplementing. Adopt the utility model discloses a TV power supply circuit is adaptation one way and dual output design simultaneously to effective reduce cost. The utility model also discloses electronic equipment. 本实用新型公开了种T