Direct current power supply output slow discharging circuit

• Main Author: LIANG ZHENSHENG
• Format: Patent
• Language: Chinese; English
• Published: 13.04.2018
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention discloses a direct current power supply output slow discharging circuit. The direct current power supply output slow discharging circuit comprises a diode D1 used for sampling and isolating the output end voltage of a direct current power supply; the diode D1 is connected with a capacitor C1 stored with the sampled voltage of the diode D1; the capacitor C1 is connected with a voltagecomparator and a discharge circuit which are connected with the output end of the direct current power supply in sequence separately; and the output end of the direct current power supply is connected with a slow discharging circuit for discharging the residual voltage at the output end of the direct current power supply which is disconnected for power supplying. 本发明公开了种直流电源输出缓放电电路，包括有用于取样直流电源输出端电压并隔离的二极管D1，所述二极管D1连接有存储二极管D1采样电压的电容C1，所述电容C1顺次连接有分别与直流电源输出端连接的电压比较器、放电电路，在直流电源输出端连接缓放电电路，把断开供电的直流电源输出端的残余电压泄放掉。