NCP6925EVK
http://onsemi.com
4
SCHEMATIC
Figure 3. Evaluation Board Schematic
A1
GPIO2_MCU
J8
J21
1
1
S2
12
DCDC_VOUT1
C2
10uF
L1
2.2uH
SW1
HWEN
S3
12
C4
10uF
DCDC_VOUT2
L2
2.2uH
SW2
GPIO2
GPIO1
C3 4.7uF
VBAT
VBAT
FB1
FB2
R12 NC
A0_MCU
J11
VIN_LDO
C5
2.2uF
J12
LTR105
VOUT1
VOUT5
LTR101
C6
2.2uF
LTR102 LTR103 LTR104
VIN_LDO
LTR100
VOUT1
DCDC_VOUT2
C7
2.2uF
VOUT2
VOUT3
VOUT2
VOUT4
C8
2.2uF
SH3
TP20
Load TR. Gen1
VIN_LDO
TP21
Load TR. Gen2
Q3
BSS138LT1
C9
2.2uF
R15
50 Ohms
VOUT3
Q4
NTD4969NT4G
R16
50 Ohms
C10
2.2uF
VIN_LDO
C11
2.2uF
LTR106
VOUT4
C12
2.2uF
VIN_LDO
A0
C13
2.2uF
VOUT5
C14
2.2uF
A1
ADCIN1
ADCIN2
SCL
SDA
LTR107
HWEN_MCU
SDA_MCU
SCL_MCU
J100
CON26A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
R13
10k
VI2C
AGND and PGND connected in one point
DCDC_VOUT1
S4
12
S5
12
Size
Scale
DWG NO
Rev
Sheet
of
Designed by
REV
DATE
DESCRIPTION
AUTHOR
ON SEMICONDUCTOR
132 Chemin Basso Cambo
BP53512
31035 TOULOUSE Cedex 1 France
A.0
TLS
−
P
−
001
−
B
−
0613
−
OM
Thursday, June 06, 2013
1
<Total # of pages>
C
NCP6925 Evaluation Board
PDE
TLS
−
P
−
001
−
B
−
0613
−
OM
C15
1uF
C16
1uF
VBAT
VBG
DCDC_VOUT1
J4
GND JUMPER
1
2
J22
GND JUMPER
1
2
H2
FIXHOLE3.2
1
1
H1
FIXHOLE3.2
1
1
H3
FIXHOLE3.2
1
1
H4
FIXHOLE3.2
1
1
HWEN_MCU
GPIO1_MCU
J5
VBAT
J3
J6
1
1
J9
1
1
TP13
1
GPIO1
TP14
1
GPIO2
J13
1
1
DCDC_VOUT1
J14
1
1
J7
1
1
J15
1
1
J10
1
1
DCDC_VOUT2
J23
GND JUMPER
1
2
VBAT
C17
100uF
C18
dnp
VBAT
TP1
1
VIN_LDO
INTB
C19
100uF
C20
dnp
VIN_LDO
TP2
1
DCDC_VOUT1
TP3
1
VOUT1
J16
1
1
TP4
1
IN
T
B
DCDC_VOUT2
TP15
1
J17
1
1
VOUT2
VOUT1
J18
1
1
TP5
1
VOUT2
VOUT3
TP6
1
VOUT4
J19
1
1
TP7
1
VOUT3
J20
1
1
VOUT5
TP8
1
VOUT4
TP9
1
VOUT5
TP10
1
C1 4.7uF
HWEN
SDA
TP11
1
R11 NC
TP12
1
SCL
S102
LOGIC_SUPPLY
VI2C
VBAT
GPIO2_MCU
GPIO1_MCU
A0_MCU
A1_MCU
INTB
U1
NCP6925
PVIN1
F1
SW1
F2
FB1
E1
PGND1
F3
PVIN2
F6
SW2
F5
FB2
E6
PGND2
F4
VIN1
B1
VOUT1
C1
VIN2
A1
VOUT2
A2
VIN3
A4
VOUT3
A3
VIN4
A5
VOUT4
A6
VIN5
B6
VOUT5
C6
AVIN
D1
AGND
C3
AGND
D4
AGND
C4
VBG
C5
DGND
D3
ADCIN1
C2
ADCIN2
B3
HWEN
D2
GPIO1
E2
GPIO2
E5
ADCIN3
B2
AGND
B5
A0
E3
A1
E4
SDA
D6
SCL
D5
INTB
B4
VBG
TP23
1
A1_MCU
ADCIN3
S6
12
HWEN
TP16
1
ADCIN1
S7
12
TP17
1
SCL
ADCIN2
SDA
ADCIN3
TP18
1
GPIO1
GPIO2
SW1
TP19
1
SW2
TP22
1
A0
