Schematics

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Temp sensor
I2C Addr:1001100
LMR62014/SY7208CABC
DC to DC Boost 12V to 14V circuitry
If use SY7208C pwm the 270pF must be remove
Silergy SY7208C Vout=0.6*(1+22.6/1)=14.16V
1.1V for VRX518, VRX619
colay
Vout=0.8*(1+3.92K/10K)=1.113V
+1V @ Max 3.5A
MPS : Vout=0.8(1+2.74/10)=1.0192 (Default)
WAV654 Range : 0.72V ~ 1.05V
1V for WAV654
R1
R2
I2C_S CL_T emp
I2C_S DA
VDC_ IN
VDC_IN
+3V3
+3V3
+3V3
+3V3
GND
GND
GND
GND
GND
GND
VDC_IN
14V_LD
GND
GND
VDC_IN
GND
GNDGND
VDC_IN
GND
GND GND GND
+1V_DG
GND
GND
GND GND
GND
VDC_IN
VDC_IN
GND
GND
VDD1V5_AX
GND
GND
GND
VDD1V_AX
GND
GND
GND
GND
GND
GND
GND
GND
SFP_ I2C _DATA [7,24]
SFP_ I2C _CLK [7,24]
T i tl e
Siz e Do cum en t Nu m b er Rev
Da te : She et o f
POWER2
6B
V2765AX_V1
<Org Nam e >
Cu s tom
33 34Wednes day, Decem ber 2 2, 202 1
T i tl e
Siz e Do cum en t Nu m b er Rev
Da te : She et o f
POWER2
6B
V2765AX_V1
<Org Nam e >
Cu s tom
33 34Wednes day, Decem ber 2 2, 202 1
T i tl e
Siz e Do cum en t Nu m b er Rev
Da te : She et o f
POWER2
6B
V2765AX_V1
<Org Nam e >
Cu s tom
33 34Wednes day, Decem ber 2 2, 202 1
C3 12 (5)0.1uFC312 (5)0 .1u F
U8 -T
therm opad
U8 -T
therm opad
U1 3
NU LL/TCN7 5A
U1 3
NU LL/TCN7 5A
SDA
1
SDC
2
ALERT
3
GND
4
A2
5
A1
6
A0
7
VDD
8
SH4
stand-o ff
SH4
stand-o ff
1
1
SH7
stand-o ff
SH7
stand-o ff
1
1
SH3-1
NU LL/s tan d-off
SH3-1
NU LL/s tan d-off
1
1
+
XC10 4
(AX)22uF/10V
+
XC10 4
(AX)22uF/10V
D2
(5)SK24A
D2
(5)SK24A
12
R2 92 0RR29 2 0R
12
SH6-S
SCREW
SH6-S
SCREW
LAB5
La be l
LAB5
La be l
XU14 -H -B
he ats ink
XU14 -H -B
he ats ink
C291
(5)10u F/25V/1206
C291
(5)10u F/25V/1206
XR1 14
NU LL/11 8K
XR1 14
NU LL/11 8K
R3 5 0RR3 5 0R
12
SH7-S
SCREW
SH7-S
SCREW
+
C3 11
(5)22uF/6.3V
+
C3 11
(5)22uF/6.3V
SH5
stand-o ff
SH5
stand-o ff
1
1
R2 65 0RR26 5 0R
12
R2 80 (5)0/0805R 28 0 (5 )0/0 80 5
U2 2
(5)MP1471A
U2 2
(5)MP1471A
VIN
3
EN
5
BST
6
FB
4
GND
1
SW
2
R223
NULL/ 4.7K
R223
NULL/ 4.7K
+
EC8
(5)270uF/16V
+
EC8
(5)270uF/16V
XR11 3
(AX)10K/1%
XR11 3
(AX)10K/1%
SH6-1
stand-o ff
SH6-1
stand-o ff
1
1
SH1-S
SCREW
SH1-S
SCREW
LAB3
La be l
LAB3
La be l
SH2
stand-o ff
SH2
stand-o ff
1
1
R126
(5)22K
R126
(5)22K
SH8-S
SCREW
SH8-S
SCREW
SH8
stand-o ff
SH8
stand-o ff
1
1
C1 60
NU LL/0.1 uF
C1 60
NU LL/0.1 uF
XR11 5(AX)10KXR11 5(AX)10K
LAB4
La be l
LAB4
La be l
TC1
(5)10uF/10V
TC1
(5)10uF/10V
XR11 6
(AX)10R /1%
XR11 6
(AX)10R /1%
L10
(5)47uH/0.7 5A
L10
(5)47uH/0.7 5A
LAB2
La be l
LAB2
La be l
R1 90 0RR19 0 0R
12
XC10 2 (AX)1u F/50 V/X7RXC102 (AX)1u F/50 V/X7R
R125
(5)22.6 K/1%
R125
(5)22.6 K/1%
SH2-1
NU LL/s tan d-off
SH2-1
NU LL/s tan d-off
1
1
LAB1
La be l
LAB1
La be l
XR11 2
(AX )12 0K
XR11 2
(AX )12 0K
R1 32
Nu ll/22k
R1 32
Nu ll/22k
SH6
stand-o ff
SH6
stand-o ff
1
1
C3 05
(5)4. 7u F/2 5V /08 05
C3 05
(5)4. 7u F/2 5V /08 05
XL15
(AX )4.7 uH/ 4A
XL15
(AX )4.7 uH/ 4A
PCB1
PCB
PCB1
PCB
R2 24
NUL L/4 .7K /04 0 2/5 %
R2 24
NUL L/4 .7K /04 0 2/5 %
SH7-1
NU LL/s tan d-off
SH7-1
NU LL/s tan d-off
1
1
C6 3
(5)4.7uF/25V/0805
C6 3
(5)4.7uF/25V/0805
+
XC10 5
(AX)10uF/10V
+
XC10 5
(AX)10uF/10V
C6 2
(5)0.1uF
C6 2
(5)0.1uF
XC10 1
(AX)0.1uF
XC10 1
(AX)0.1uF
SH8-1
NU LL/s tan d-off
SH8-1
NU LL/s tan d-off
1
1
U6
(5)SY7208CABC
U6
(5)SY7208CABC
VIN
6
EN
4
FB
3
GND
2
SW
1
NC
5
R1 06 Null /0/0805R106 Nu ll/0/08 05
SH1-1
NU LL/s tan d-off
SH1-1
NU LL/s tan d-off
1
1
+
XC10 3
(AX)22uF/10V
+
XC10 3
(AX)22uF/10V
L1 9
(5)3. 3u H/1 .8 A
L1 9
(5)3. 3u H/1 .8 A
C3 10
(5)0.1uF
C3 10
(5)0.1uF
XC10 0
(AX)4.7uF/ 25V/0805
XC10 0
(AX)4.7uF/ 25V/0805
C292
Null/10uF
C292
Null/10uF
SH2-S
SCREW
SH2-S
SCREW
R3 0 0RR30 0 R
12
XU14 -T-B
therm opad
XU14 -T-B
therm opad
SH5-1
NU LL/s tan d-off
SH5-1
NU LL/s tan d-off
1
1
U5 -H
he ats ink
U5 -H
he ats ink
R4 4 0RR4 4 0R
12
R2 85
(5)11 8K
R2 85
(5)11 8K
R2 78
(5)0/0805
R2 78
(5)0/0805
C3 17
(5)0.1uF
C3 17
(5)0.1uF
SH3-S
SCREW
SH3-S
SCREW
U5 -T
therm opad
U5 -T
therm opad
XU14 -T-T
therm opad
XU14 -T-T
therm opad
R2 8 2
(5)47K/5%
R2 8 2
(5)47K/5%
SH1
stand-o ff
SH1
stand-o ff
1
1
C290
(5)10u F/25V/1206
C290
(5)10u F/25V/1206
XR11 1
(AX )2.7 4K /1 %
XR11 1
(AX )2.7 4K /1 %
R2 84
(5)3. 92 K/1 %
R2 84
(5)3. 92 K/1 %
R1 19 (5)0/060 3R119 (5)0/060 3
SH4-S
SCREW
SH4-S
SCREW
SH3
stand-o ff
SH3
stand-o ff
1
1
XU14 -H -T
he ats ink
XU14 -H -T
he ats ink
C67
NULL/270pF
C67
NULL/270pF
R1 34 0RR13 4 0R
12
R2 22 0RR22 2 0R
12
SH4-1
NU LL/s tan d-off
SH4-1
NU LL/s tan d-off
1
1
XU19
(AX)MP1655
XU19
(AX)MP1655
VIN
1
EN
5
BST
4
FB
6
GND
3
SW
2
R2 8 3
(5)118K
R2 8 3
(5)118K
R2 81
(5)10K/1%
R2 81
(5)10K/1%
+
XEC1
NULL/270uF/16V
+
XEC1
NULL/270uF/16V
XC99
(AX)0.1uF
XC99
(AX)0.1uF
R131
(5)1K/1%
R131
(5)1K/1%
SH5-S
SCREW
SH5-S
SCREW