This circuit is from Motorola documentation on 1976 power devices. SCRs are powered according to the motor controlled, as well as the bridge diodes. The transformers are pulse type with a 1: 1 turn ratio. The trigger SCR Q5 can be the TIC106.
This circuit is from Motorola documentation on 1976 power devices. SCRs are powered according to the motor controlled, as well as the bridge diodes. The transformers are pulse type with a 1: 1 turn ratio. The trigger SCR Q5 can be the TIC106.