AN4069

Demonstration board schematic and BOM list

Doc ID 022926 Rev 1

13/16

Note:

The Q1 transistor is connected only to the ENABLE pin of the STEF05 device. Simultaneous

control of both the devices can be achieved by putting a jumper on pins 2-3 of CN4.

C3,C4

10 µF/25 V, ceramic X7R, 1210

muRata

GRM32DR71E106KA12L

KEMET

C1210C106K3RAC7800

C5,C6

47 µF/25 V, ceramic X7R, 1210

C1,C2

Not mounted, 0603

R1

, R2

22

Ω, 0603

Q1

MOSFET, SOT23-5L

STMicroelectronics

2N7002

Cnx

Connectors, strip line 90

°

Table 1.

BOM (continued)

Reference

Part/value

Manufacturer

Manufacturer code