Additional Application Circuits
5V
3.3V
12V
1µF
0.1µF
MBRS120
1µF
MBRS120
+
+
33µF/25V x 3
Tantalum
100µF/10V x 3
Tantalum
1µF
MBRS
120
Si9410
Si4410DY
VCC2
VCC1
VID0
VGATE(H)
VCC2
VCC1
VGATE(H)
5µH
3µH
2.5V/7A
3.3V/10A
VID0
VID1
VID2
VID1
VID2
VFB
+
CS5150
CS5150
VGATE(L)
100µF/10V x 2
Tantalum
VID3
VID3
Si9410DY
COFF
COFF
Si9410
VGATE(L)
330pF
330pF
PGnd
SS
SS
VFB
PGnd
VFFB
0.1µF
COMP
3.3k
0.1µF
3.3k
COMP
VFFB
LGnd
LGnd
0.33µF
+
0.33µF
100pF
100µF/10V x 3
100pF
Tantalum
Figure 23: 3.3V to 2.5V/7A converter with 12V bias.
Figure 21: 5V to 3.3V/10A converter.
5V
0.1µF
MBRS120
1µF
MBRS120
+
100µF/10V x 3
Tantalum
1µF
MBRS
120
Remote
Sense
Si4410
VCC2
VCC1
VGATE(H)
3µH
3.3V/10A
VID0
VID1
VID2
VFB
CS5150
10Ω
100µF/10V x 3
Tantalum
+
VID3
Si9410
COFF
VGATE(L)
330pF
SS
PGnd
VFFB
3.3k
0.1µF
COMP
LGnd
Connect to
other circuits for
current sharing
0.33µF
100pF
Figure 22: 5V to 3.3V/10A converter with current sharing.
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