Constant current control circuitPURPOSE: To provide a constant current control circuit which can decrease power consumption and can perform highly accurate current control.AOKI HARUMI青木 治美KANAZAWA AKIRA金澤 朗YAMANISHI JUJI山西 雄司TANIDA HIROSHI...
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...
CONSTANT CURRENT CONTROL CIRCUIT
本发明提供的恒流控制电路在具备恒流控制的基础上具有精度高,电路结构简单且成本低的优势. Constant current control circuit of the present invention provides a high precision, simple circuit structure and low cost advantages with constant current control basis.付凌云王乐康李照华林道明赵春波谢靖...
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 ...
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 ...
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 ...
PROBLEM TO BE SOLVED: To facilitate trimming of a shunt resistance value in a constant current control circuit device composed by using a current mirror circuit and improve a temperature property of the device. SOLUTION: An on-state resistance of a P channel MOSFET 12 is used for a shunt-res...