Datasheet

Typical circuits and conventions VNI8200XP
28/40 DocID15234 Rev 6
13 Typical circuits and conventions
Figure 10. Typical circuit for switching regulation V
DC-out
= 3.3 V
Vreg
Vreg
OPT_WD_EN
OPT_SDI
OPT_WD
OPT_CLK
OPT_OUT_EN
OPT_SS
Vreg
OPT_SDO
FB
OPT_SEL1
Vreg
FB
PHASE
PHASE
GND_Board
GND_Board
OPT_SEL1
OPT_WD_EN
OPT_OUT_EN
OPT_WD
OPT_CLK
OPT_SDI
OPT_SS
FAULT
TWARN PGOOD
OPT_SDO
Vreg
low ESR< 10mohm MLCC
EXT_WD Vreg
Vreg
CH2
CH4
CH6
CH8
CH1
CH3 CH5
CH7
DC/DC ON
SDI
50ZL100MEFC8X11.5
PGOOD
TAB=Vcc
CLK
FAULT
TWARN
SS
low ESR MLCC
EARTH
SDO
DC/DC OFF
OUT1
OUT8
+ -
Vreg
C35
100pF/50V
TP2
1
R51 115R
C23
22nF/50V
R35 270R
R38 10k
L1
100uH/0.7R Is>700mA
C20
4.7pF/10V
LD2
LEDC-0603
2
1
R43 140R
LD5
LEDC-0603
2
1
D1
STPS1L60
21
C12
100pF/10V
TP6
1
C24
22nF/50V
CN1
VCC
1 2
R32 10k
C33
10nF/10V
TP5
1
R52 115R
LD10 LEDC-0603
2
1
STPSH100A
D2
2 1
R37 270R
LD4
LEDC-0603
2
1
22nF/50V
C26
JP8
5V
12
C9
4.7nF Y1 / 4kV
LD7
LEDC-0603
2
1
++
C7
100uF/50V
R45
1k47 1%
C13
100pF/10V
JP4
WD_EN
1
3
2
CN2
Ext_Vreg
1 2
R34 10k
JP2
OUT_EN
1
3
2
TRS1
TRISIL-BIDIR-SMC
C16
100pF/10V
STPS1L60A
D3
2
1
DC/DC
1
3
2
TP3
1
LD3
LEDC-0603
2
1
R36 10k
R40 100R
R39 270R
C31
4.7uF/10V
JP6
SEL2
1
2
C14
100pF/10V
1uF/50V
C10
R46
10k
C8
4.7nF Y1 / 4kV
CN3
CON8
1 2 3 4 5 6 7 8
C15
1uF/50V
470R R53
R57
33k
22nF/50V
C18
JP5
SEL1
1
3
2
R31 270R
LD9 LEDC-0603
2
1
22nF/50V
C28
C17
3.3pF/10V
R56 8k
TP7
1
R41 100R
22nF/50V
C27
22nF/50V
C25
TP1
1
22nF/50V
C19
JP12
3V3
JP12
1
2
R48 10k
C22
100nF/10V
C34
10nF/10V
LD11 LEDC-0603
2
1
TP4
1
LD6
LEDC-0603
2
1
JP3
WD
1
3
2
R33 270R
JP11
GND_DISC
12
1
R47
C30
4.7pF/10V
R44
10k 1%
R54
470R
R55 470R
LD1
LEDC-0603
2
1
R42 100R
LD8
LEDC-0603
2
1
R50
2k37 1%
C21 22nF/50V
C32 10nF/10V
C29
4.7pF/10V
C11 100pF/10V
U7
VNI8200
SEL2
1
SEL1/IN1
2
WD_EN/IN2
3
OUT_EN/IN3
4
WD/IN4
5
SDI/IN5
6
CLK/IN6
7
SS/IN7
8
SDO/IN8
9
VREG
10
COL0
11
COL1
12
DCVDD
13
VREF
14
ROW0
15
ROW1
16
ROW2
17
ROW3
18
PG
19
FAULT
20
TWARN
21
FB
22
GND
23
PHASE
24
BOOT
25
NC#26
26
OUT8
27
OUT7
28
OUT6
29
OUT5
30
OUT4
31
OUT3
32
OUT2
33
OUT1
34
NC#36
35
NC#35
36
EP
37
R30 10k
R49
10k
10k
AM11799v1