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Schematic Diagrams
B - 34 Power 3.3V/ 5V
B.Schematic Diagrams
Power 3.3V/ 5V
PC 168
.1U_50V_06
VDD5 19,23,26,30,31
PC65
*180P_50V_04
PC 79
.1U_50V_04
PD8 FM0540-N
AC
VDD3
PC71
220P_50V_04
1.8VS
1.8V 7..9,32
PR 87
20K_ 1%_04
SYS1 5V
PR 80
1M _04
PR 81 10_04
4A
D05
SGND4
RUN/SS2
PC 73
1U _16V_ 06
PR 90 15K_1% _04
PC58
.1U_50V_06
DD_ON23,32
PR 78 0_06
PR 183
10_08
PC 98
10U _10V_ 08
PQ23
SI4 800B DY
4
6 2
5
7 3
1
8
SGND4
RUN/SS2
PD11 FM0540-N
A C
PC56
.1U_50V_06
Power Plane
D05
INTVCC2
PR 107
100K _04
PR 105
100K _04
3V
VD D5
+
PC 76
220U_6.3V_V
PR 101
240K _04
PD10 FM0540-N
AC
RUN_SS1
PQ30
2N7002W
G
DS
PR 102
1M _04
PR106
10K_04
PD6
FM0540-N
AC
5V
PR74
*0_04
PR 85
63. 4K_1% _04
4A
SYS5V
VD D5
5V 12,13,23,26,27,30..32,34
3V 4,6,10..13,21,25. .28,30..32
PQ26
SI 4800BD Y
4
6 2
5
7 3
1
8
PQ19
SI4800BDY
4
62
5
73
1
8
PC55
1U_10V_06
PQ71
2N 7002W
G
S D
PD 12
FM 5822
A C
PC105
.1 U_10 V_04
PC 104
.01U_50V_04
SGND4
5VS 6,12..14,18,19,22,24,26..28
PC 84
10U _10V_ 08
PJ11
40mil
12
PQ17
SI 4800BD Y
4
6 2
5
7 3
1
8
PR97
560K _04
3A
SYS3 V
1.8V
PR108
10K_04
PR 88 *0_ 04
PR79
0_04
PR 91 15K_1% _04
PQ68
2N 7002W
G
S D
PC89
.1 U_10 V_04
DEL 1.2VS
1.5V
1.8VS13,14
PJ 10
40m il
1 2
PQ22
SI4800BDY
4
6 2
5
7 3
1
8
PQ21
SI4 800B DY
4
6 2
5
7 3
1
8
PR 89 0_04
Ra
Power Plane
SGND4
5VS
VDD3
3VS
1.5VS
PQ14
2N 7002W
G
DS
5V
PC 67 .0 1U_5 0V_04
1.5VS
PC57 .1U_50V_06
Rb
3A
PD5
FM0540-N
AC
PU3
LTC3728LXCUH
28
30
31
1
2
3
4
5
6
15
17
14
19
20
21
22
23
24
27
187
8
9
11
12 13
25
26
32
29
10
16
RUN/SS1
SENSE1+
SENSE1-
VOSE NSE1
PLLF LT R
PLLI N
FCB
ITH1
SGN D
SW2
BOO ST 2
TG2
PGN D
INTVCC
EXT VCC
BG1
VIN
BOO ST 1
PGO OD
BG23.3VO UT
ITH2
VOSE NSE2
SENSE2-
SENSE2+ RUN/SS2
SW1
TG1
NC
NC
NC
NC
PQ7 3
2N 7002W
G
S D
PR182
10_08
5VS
PQ31
2N 7002W
G
DS
D05
SYS5 V
1.5V 31
PR 83 10_04
INTVCC2
PC 66
*30P_50V_04
PC60
.001U_50V_04
3A
4A
DD_ON#
PR 109
100K _04
PC 102
.0015U_50V_04
Power Plane
PJ4
JUMP
21
PJ 7
4A
1 2
PC63
.001U_50V_04
PC 113
2200P_50V_04
PR104
1M_04
3A
Power Plane
SYS3 V
PQ25
2N 7002W
G
S D
RUN_SS1
PC59
.01U_50V_04
PQ66
SI 4800BD Y
4
6 2
5
7 3
1
8
PR181
10_08
PC61
10U _25V_ 12
PC103
2200P_50V_04
VIN
+
PC77
220U_6.3V_V
RUN/SS2
PR84 10_04
PR86 105K_1%_04
PR94
8m_25
PQ18
SI 4800BD Y
4
62
5
73
1
8
Power Plane
4A
1. 8V
PC 69
*30P_50V_04
Power Plane
VDD5
DD_ON
PR75 1M_04
SGND4
PQ16
2N7002W
G
DS
DD_ON# 31,32
PL3
4.7U_7*7*3.5
1 2
3A
PC 101
.01U_50V_04
PR 110
100K _04
PR 92 20K_1% _04
EN_15VS
PD9 FM0540-N
A C
0V:220KHz
5V:640KHz
PR 176 0_0 4
7A
VI N
SYS1 0V
5V
PQ29
2N 7002W
G
DS
VIN 1
SUSBL30. .32
PJ 9
40mil
12
PR82 10_04
VD D5
Shutd own_stb _power 27
PC70
220P_50V_04
3A
VDD5
PC 68
.01U_50V_04
PC 51
4. 7U_1 0V_08
PQ72
2N 7002W
G
S D
PC 53
10U _25V_1 2
D05
Ra
1.5V
PC62
10U_25V_12
PC 108
.1 U_10 V_04
PC52
10U_25V_12
PC 82
.1U_50V_04
PR93
10m_12
PJ 6
7A
1 2
3A
EN_15V
SYS1 5V
SGND4
1.5VS 4,9..13,25,28
VIN13,19,26,29..32,34
PC181
.1U_50V_06
PR 73
10_0 4
PC83
. 1U_1 0V_04
PD13
FM5822
AC
PQ39
SI4 800B DY
4
6 2
5
7 3
1
8
Rb
9/25
D05
? VDD3 VDD5 High Side ? ? ? ? 2pcs 10u_25V
D05
PR 111
560K _04
EN_15V
3VS 2,6,8..15,17..22,24..28,31
PL2
4.7U_7*7*3.5
1 2
PC 100
*. 01U _50V_04
3A
PR103
0_04
PC64
*.001U_50V_04
PQ20
SI 4800BD Y
4
6 2
5
7 3
1
8
3VS
PC74
.01U_50V_06
SYS1 5V
PQ34
2N 7002W
G
S D
PC 88
*.01U_50V_04
PC 75
0.1U_50V_06
5V
SUSBL30..32SUSB#11 ,13, 23,2 8
VDD3 4,13,19,23,25..27,29,32
SUSBL
PC 187
.022U_04
9/25
D05
3V
DD_ON#
PC 107
10U _10V_ 08
SYS5 V
VD D3
VDD3
DD_ON#
PQ32
2N 7002W
G
S D
PC90
. 1U_1 0V_04
PC72
.01U_50V_06
PC54
.1U _50V _06
1.8 VS
PQ33
2N7002W
G
S D
9/25
5V
PC 93
10U _10V_ 08
Sheet 33 of 40
Power 3.3V/ 5V