And it has the features of wide range regulation of voltage, simple circuit, output stability, reliability, excellent interactive interface, being widely used and so on.
具有电压调节范围宽，电路简单，输出稳定，可靠性强，人机交互接口优良，应用范围广泛等特点。
2
The negative feedback regulation of outputvoltage and various protective mechanisms are realized.
实现了对输出电压的负反馈调节及各种保护机制。
3
The outputvoltage of controller exerts an influence on thermal resistor so as to change gain characteristic in regulation circuit, thus the transmission levels being stabilized.