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问请问如何判断DFA100BA160模块中晶闸管的好坏?答DFA100BA160是三相二极管全桥整流电路的正输出端串联一晶闸管的混合功率模块,其端子编号如图1所示。它主要用于电气传动的变流器、稳流电源及开关电源等,主要参数如下。(1)二极管的主要参数:1反向重复峰值电压1 600 V;2输出电流平均值100 A;3正向通态压降1.3 V。(2)晶闸管的主要参数:1反向重复峰值电压1 600 V;2断态重复峰值电压1 600 V;3通态平均电流100 A;4通态峰值电压1.2 V;5断态重复峰值电流最大值70mA;
Ask how to judge the DFA100BA160 modules in the thyristor is good or bad? DFA100BA160 is a three-phase diode full-bridge rectifier circuit is the output of a thyristor series power module, the terminal number shown in Figure 1. It is mainly used for electric drive converter, steady flow power and switching power supply, the main parameters are as follows. (1) The main parameters of the diode are: 1 Repetitive peak reverse voltage 1 600 V; 2 Average output current 100 A; 3 Forward on-state voltage drop 1.3 V (2) The main parameters of the thyristor: 1 Repetitive peak reverse voltage 1 600 V; 2 Repetitive peak repetitive voltage 1 600 V; 3 Average on-state current 100 A; 4 On-state peak voltage 1.2 V; 5 Off-state repetitive peak current Maximum 70mA;