Hertz HP1D

[NSTR]

HI

I HAVE A POWER AMPLIFIER HERTZ HP1D AND I HAVE A PROBLEM WITH PCB
DWM3640 DRIVER LOW-HIGH FET
------------
THE LETTERS ARE RESPECTED BY THEM(IC DRIVERS U1 U2 U3 U4)
DOES HE KNOW THE DATA FROM THESE

THANKS
NSTR

 

[Perry Babin]

U3 (TL072) and U4 (LM211) only very rarely fail. The large ICs are IRS21844S/IR21844S.

 

[NSTR]

HI
THANKS FOR YOUR INTEREST
IS THERE A SCHEMATIC FOR DWM3640 DRIVER FET?
THANKS

 

[Perry Babin]

Manufacturers almost never provide the diagrams for the output driver boards.

This may be similar:
3S-tech ZNCM_HP RE project

 

[NSTR]

OK
THANKS