1400w 12v DC to DC converter circuit dc voltage converter circuit as symmetrical +-70V dc is turning sg3525 SMPS PWM control IC is used on the floor. In practice, the output transformer used optionally divided into two parts to... Electronics Projects, DC to DC converter circuit 1400W SG3525 "dc dc converter circuit, power electronic projects, sg3525 circuit, " Date 2019/08/03