In the positive range It seems not the problem cause of the huge current which leads to 5V but also a Diode to VREF would give more trust. at the nagative side maybe 5 Diodes in serie from PGND to SP- could help.
↧
In the positive range It seems not the problem cause of the huge current which leads to 5V but also a Diode to VREF would give more trust. at the nagative side maybe 5 Diodes in serie from PGND to SP- could help.