恒流控制电路,包括全桥整流电路,变压器,续流二极管和功率开关管,所述全桥整流电路的直流正向输出端连接变压器的原边正向端,所述变压器的原边反向端连接功率开关管的漏极,所述全桥整流电路的交流正向输入端连接高压供电支路的高压电源端;所述高压供电支路包括串联的高压NMOS管和中压NMOS管,所述高压NMOS管和中压NMOS...
The invention belongs to the field of integrated circuit design, particularly to a constant current control circuit. 本发明实施例提供的恒流控制电路,利用简单的电路结构,跟踪每路输出电路的电流变化,然后整体对所有输出电路的电流进行调节,使得每路电流的变化幅值非常小,电流调节更迅速和精确;每路输出电路只需一...
CONSTANT-CURRENT CONTROL CIRCUIT 优质文献 相似文献CONSTANT-CURRENT CONTROL CIRCUIT FOR PLURAL ELECTROMAGNETS PURPOSE: To provide a safe constant-current control circuit for plural electromagnets, which has not such a possibility that in a constant-current control ... H Isamu,早川 勇,I Koichi,... ...
8. Based on the signal inputted, the current controller 8 discriminates the type of the ink ribbon 1 through microprogram control, and this information is outputted to the driving circuit 2 through a constant-current information line 11 and a D/A converter 9 so that a constant current ...
专利名称：CONSTANT-CURRENT CONTROL CIRCUIT OF DC POWER SOURCE 发明人：MATSUMOTO ATSUO,KAWAMOTO KATSUAKI,OHASHI NOBORU 申请号：JP348385 申请日：19850111 公开号：JPS61164464A 公开日：19860725 专利内容由知识产权出版社提供 摘要：PURPOSE:To control with a constant current in a simple circuit configuration ...
Based on the signal inputted, the current controller 8 discriminates the type of the ink ribbon 1 through microprogram control, and this information is outputted to the driving circuit 2 through a constant-current information line 11 and a D/A converter 9 so that a constant current according ...
PURPOSE:To control with a constant current in a simple circuit configuration by controlling the saturating time of a saturable reactor of a controller by a constant-voltage detector controlled by an output signal of a constant-current detector. CONSTITUTION:A constant-current control circuit has a ...
The present invention discloses a constant-current source control circuit which comprises a main circuit, a reference condenser circuit, a voltage control current source circuit and a switch tube control circuit. The invention is characterized in that the main circuit is a power conversion circuit wh...
PURPOSE:To suppress the variation of an output current by inserting an output current detector resistor in series with the load of a thyristor bridge, and feeding back it through a photocoupler to a bridge control circuit. CONSTITUTION:A load (heater) 3 is energized through an SCR bridge 2 ...
and a base coupled to the current mirror circuit, and a resistor coupled between the emitter and base. The reference current passes through the resistor. A current control circuit controls a current directed to a second power source line in accordance with a bias voltage. The above current cons...