In high output voltage applications , the output inductance of the buck fb converter will be sustain high voltage , resulting in complicated manufacture method . in multi - output applications , the buck fb converter has poor cross regulation Buck型全桥变换器在高输出电压应用场合,其输出滤波电感需要承受较高的电压,使得制造工艺复杂;在多路输出时,交错调节能力差。
With the advantages of high gain and output power , low noise , wide bandwidth as well as no relation with polarization , edfa changes the traditional optical - electrical - optical relay mode step by step in many fields , and becomes an indispensable device in modern optical communication systems . it saves the expensive cost in optical - electrical transition , makes equipment easy to operate and maintain 由于其本身具有高增益、高输出功率、低噪声、带宽宽、与偏振无关等优点,在很多领域和场合, edfa正逐步取代传统的光-电-光中继模式,省去光电/电光转换的昂贵成本,便于设备的运行维护,成为现代光纤通信系统中不可缺少的关键部件。
In order to meet demands for faster and more efficient data processing in these applications , it will require aggressive power management . that is to say , it will require special power supply to provide lower voltages with higher currents and fast transient capabilities , whilst high power density , high efficiency , and high reliability is also desired 为了满足这些场合对更快、更有效的数据处理的要求，其供电电源的要求也在不断提高，具体表现在：更低输出电压、更高输出电流、高功率密度、高效率、快动态响应及高可靠性。
