
SC1454
POWER MANAGEMENT
Evaluation Board Schematic
J6
OUTA
J7
OUTB
J4
RIPPLE A
12345
J5
RIPPLE B
12345
1
2
R2
3
R4
C1
C2
U1 SC1454xIMS
1
OUTA
8
IN
2
OUTB
7
ENA
3
GND
6
BYP
4
SETA
5
ENB
JP3
1
2
IQ MON
J1
ENA
J2
ENB
JP1
1
ON
2
3
OFF
OUTA ENABLE
J3
VIN
JP2
1
ON
2
3
OFF
OUTB ENABLE
R1
C3
C4
R3
+ C5
220uF
JP4
EXT
1
2
INT
3
OUTA SET
R5
R6
J8
OUTB LOAD DRV
U2
8
7
D
6
5
D
D
D
S
S
S
G
1
2
3
4
Si4410
JP5
1
EN
2
3
OFF
OUTB LOAD
U3
8
7
6
5
D
D
D
D
1
S
S
S
G
2
3
4
Si4410
J9
OUTA LOAD DRV
JP6
1
EN
2
3
OFF
OUTA LOAD
J10 J11 J12 J13 J14 J15
GND GND GND GND GND GND
Evaluation Board Gerber Plots
2005 Semtech Corp.
Top Copper
Bottom Copper
12
www.semtech.com