Part Number:LM22678
Hi all.
According to the data sheet, the resistance is set as shown below, and 4.998V is normally output.
However, after a few seconds to a few minutes, the power goes down.
Vin 12V
Vout 5V
Ven about 2.5V
R_ENT 80.6K
R_ENB 20K
R_FBT 2.87K
R_FBB 1K
The following schematic is for the LM22678.
Voltage Graph:
Please let me know where I made the mistake...