STEVAL-ISA144V1 Datasheet, PDF (2/4 Pages) STMicroelectronics – Internal soft-start and inhibit

Schematic diagram
1
Schematic diagram
STEVAL-ISA144V1
VIN=3.3V to 18V
C1
10uF
C6
68nF
Figure 1. STEVAL-ISA144V1 circuit schematic
VCC
8
INH
3
GND
7
L5983
6
4
FSW COMP
R5 100K
OUT
1
SYNCH
2
FB
5
C4 10nF
R4 2.49K
C5 220pF
L1 6.8uH
D1
STPS2L25U
R1 4.99K
R3 330
R2 1.1K
C3 2.2nF
Vout=3.3V
C2
22uF
2/4
DocID025361 Rev 1