apu3146o APEC, apu3146o Datasheet - Page 17

• Manufacturer Part Number: apu3146o
• Description: Dual Synchronous Pwm Controller With Current Sharing Circuitry And Auto-restart
• Manufacturer: APEC

12V
47uF
PGood
C1
47uF
1uH
0.1uF
L1
C2
C10
C3
1uF
20nF 2.8K
18nF
C9
C8
0.1uF
33K
R2
C15
C5
1uF
C4
1uF
2.61K
R3
R4
Figure 19 - Typical application of APU3146.
12V input and two independent outputs.
V
Vcc
V
V
Rt
Comp1
Hiccup
Comp2
PGood
SS2 / SD
SS1 / SD
CL
P2
REF
C12
1uF
VcH1
APU3146
U1
V
OUT3
OCSet1
OCSet2
PGnd2
PGnd1
HDrv2
HDrv1
LDrv1
LDrv2
V
V
VcH2
Sync
Gnd
SEN1
SEN2
Fb1
Fb2
V
V
SEN2
SEN1
7.8K
7.8K
R1
R6
C13
1uF
Q2
IRF7457
Q3
IRF7457
Q4
IRF7457
Q5
IRF7457
D2
BAT54A
V
C14
2x 47uF
16TPB47M
C17
2x 47uF
16TPB47M
SEN2
D1
BAT54S
V
SEN1
1.7uH
R22
2.24K
R23
1K
L4
1.7uH
L3
C11
0.1uF
R20
1.24K
R21
1K
C18
2x 330uF, 40m Ω
6TPB330M
R9
2.14K
APU3146
R5
1K
R7
1.24K
R8
1K
C16
4x 330uF, 40m Ω
6TPB330M
2.5V @ 10A
1.8V @ 10A
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