IK3301
Functional Block Diagrams and Application Circuits
VDD
VFB2
1
VBG
CT
Ipk
O_Ct
BG
Ref
Vo8
0.46uH BAT62/SIE
OSC
16
Vo_N_8V
R3 + R4
Vcc
R3
2
3
4
VFB1
PG8
Vo _8v =
×VBG
ERR_Comp
VFB2
R4
VBG
15
14
10uH
56uF
R4
PVcc2
Vo_5V
A
B
VDD
S
VFB2
VBG
Q
Q
R
O_Ct
Current
Limit
Vo15
VSS
VBG
13
12
Vo_15V
46uH
A
B
R1+ R2
R2
5
6
S
R
R1
VFB1
Vo_15v =
×VBG
VFB1
PG15
11
56uF
BAT62/SIE
R2
Vo15P
VFB3
PVcc3
10
9
IPK
A
B
S
R
VFB2
7
8
FDFS2P103A
Q
Vo5
Vo_5V
O_Ct
12uH
R5
PG_5
220uF
VFB3
R6
R5 + R6
R6
Vo _ 5v =
×VBG
Figure 4. Functional Block Diagrams and Application Circuits
2011, February, Rev. 02
7
Rev. 01