Board testing

AN4069

6/16

Doc ID 022926 Rev 1

3

Board testing

Once 5 V and 12 V are supplied to the Cn1 and Cn2 inputs, the board buffers the circuitry on

its output (Cn3, Cn5) with the same voltage shown at its input, with a small voltage fall due

Figure 4.

Demonstration board connections

5 V and 12 inputs

12 V output

5 V output

Gate of the optional

Reset MOSFET

STF05 enable/fault pin

STEF12 enable/fault pin

AM11047v1