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
Vout=0.8*(1+4.32K/10K)=1.145V
+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
13K
0.8V
Vout
MP1471A
0.765V
R284
Vref
0R118K
RT6253B
27K
1.145V
U22
R281 10K
R285
1.133V
4.32K
+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
GND
GND
GND GND
GND
VDC_IN
VDC_IN
GND
GND
VDD1V5_AX
GND
GND
GND
VDD1V_AX
+1V1_618
GND
GND GND
GND
GND
GND
GND
GND
SFP_I2C_DATA [7,24]
SFP_I2C_CLK [7,24]
Title
Size Document Number Rev
Date: Sheet of
POWER2
6B
V2766AX
<OrgName>
Custom
33 34Thursday, July 21, 2022
Title
Size Document Number Rev
Date: Sheet of
POWER2
6B
V2766AX
<OrgName>
Custom
33 34Thursday, July 21, 2022
Title
Size Document Number Rev
Date: Sheet of
POWER2
6B
V2766AX
<OrgName>
Custom
33 34Thursday, July 21, 2022
XU14-H-B
heatsink
SH5-1
NULL/stand-off
1
1
C312 (6)0.1uF
U13
NULL/TCN75A
SDA
1
SDC
2
ALERT
3
GND
4
A2
5
A1
6
A0
7
VDD
8
+
XC104
(AX)22uF/10V
C693 NULL/33pF
SH3-S
SCREW
U50-T
thermopad
D2
(6)SK24A
12
SH3-1
stand-off
1
1
LAB5
Label
SH4-S
SCREW
C291
(6)10uF/25V/1206
XR114
NULL/118K
SH6-1
stand-off
1
1
XU14-H-T
heatsink
SH8-1
NULL/stand-off
1
1
SH5-S
SCREW
+
C311
(6)22uF/6.3V
R280 (6)0/0805
U22
(6)MP1471A
VIN
3
EN
5
BST
6
FB
4
GND
1
SW
2
R223
NULL/4.7K
XU14-T-T
thermopad
+
EC8
(6)270uF/16V
XR113
(AX)10K/1%
SH6-S
SCREW
R292 0R
12
LAB3
Label
XU14-T-B
thermopad
R126
(6)22K
SH1-1
stand-off
1
1
SH2
stand-off
1
1
C160
NULL/0.1uF
SH7-S
SCREW
XR115(AX)10K
LAB4
Label
TC1
(6)10uF/10V
XR116
(AX)10R/1%
U5-H
heatsink
SH5
stand-off
1
1
L10
(6)47uH/0.75A
SH4-1
NULL/stand-off
1
1
SH8-S
SCREW
LAB2
Label
XC102 (AX)1uF/50V/X7R
U5-T
thermopad
R125
(6)22.6K/1%
LAB1
Label
C770
NULL/22uF/25V
SH2-1
NULL/stand-off
1
1
XR112
(AX)120K
R132
Null/22k
C305
(6)4.7uF/25V/0805
XL15
(AX)4.7uH/4A
R190 0R
12
PCB1
PCB
C771
NULL/22uF/25V
R30 0R
12
R224
NULL/4.7K/0402/5%
SH6
stand-off
1
1
C63
(6)4.7uF/25V/0805
+
XC105
(AX)10uF/10V
SH1
stand-off
1
1
R44 0R
12
C62
(6)0.1uF
SH7-1
NULL/stand-off
1
1
XC101
(AX)0.1uF
SH3
stand-off
1
1
U6
(6)SY7208CABC
VIN
6
EN
4
FB
3
GND
2
SW
1
NC
5
R106 Null/0/0805
R222 0R
12
+
XC103
(AX)22uF/10V
L19
(6)3.3uH/1.8A
C310
(6)0.1uF
XC100
(AX)4.7uF/25V/0805
SH7
stand-off
1
1
C292
Null/10uF
R285
(6)118K
R35 0R
12
R278
(6)0/0805
R265 0R
12
C317
(6)0.1uF
R134 0R
12
R282
(6)47K/5%
C290
(6)10uF/25V/1206
XR111
(AX)2.74K/1%
R284
(6)4.32K/1%
SH8
stand-off
1
1
R119 (6)0/0603
SH4
stand-off
1
1
C67
NULL/270pF
SH1-S
SCREW
XU19
(AX)MP1655
VIN
1
EN
5
BST
4
FB
6
GND
3
SW
2
R283
(6)118K
R281
(6)10K/1%
+
XEC1
NULL/270uF/16V
XC99
(AX)0.1uF
R131
(6)1K/1%
SH2-S
SCREW
I2C_SCL_Temp
I2C_SDA
VDC_IN
VDC_IN