STEVAL-ISA154V1 Datasheet, PDF (2/4 Pages) STMicroelectronics – Internal soft-start and inhibit

Schematic diagram
STEVAL-ISA154V1
1
Schematic diagram
Figure 1: STEVAL-ISA154V1 circuit schematic
VIN = 3.3 V to 18 V
C1
10 µF
C6
68 n F
VCC
8
INH ₃
GND
7
L5980
6
4
FSW COMP
R5 100 K
OUT
2 ^SYNCH
FB
5
C4 10nF
R4 3.9K
C5 150 pF
L1 15 µH
D1
STPS 2L25 U
R1 4.99 K
Vout = 3.3 V
C2
22 µF
R3 180
R2 1.1K
C3 3.3 nF
GSPG0904141630SG
2/4
DocID026204 Rev 1