User Guide

Schematic Diagrams
B - 32 System Power
B.Schematic Diagrams
System Power
Sheet 31 of 43
System Power
Z3102
3A
1219_Allen
U2 GL39102-AS8R
1
6
3
5
4
2
7 8
EN
GND
VOUT
GND
ADJ
VIN
GND GND
R277
0_04
VDD3
1.8VS
Z3104
DD_ON25
R413
10K_04
C350
*0.01u_X7R_04
VDD3
Q26
SI4800BDY
4
6 2
5
7 3
1
8
C420
2200p_X7R _04
SYS15V
SSEN
Q37
2N700 2
G
S D
C42
10u_10V_08
C29
10u_10V _08
AC_IN# 25
Vout = 1.24V ( 1 + Ra / Rb )
Z3107
1130
Q4
2N700 2
G
S D
R425
10K_04
5VS 1 3,15 ,18, 19,20, 21,24, 28,2 9
Ra
VI N
J4
40m il
12
R567
0_04
EN_15V
Q28
2N7002
G
DS
Z3106
Q35
SI4800BD Y
4
6 2
5
7 3
1
8
DD_ON#
1A
VDD3 4,13,15,21,25,32
DD_ON#
C306
0.1u_16V_04
1130
Q11
2N7002
G
DS
3A
C125
0. 1u_1 6V_04
R12
0_04
J2
*OPEN_20mil
1 2
5V
J3
40m il
12
C108
0. 1u_25V_06
C581
0. 1u_1 6V_04
VDD5
Power Plane
C14
*0.01u_X7R_04
Power Plane
1130
VDD3
Z3103
Q5
SI4800BDY
4
6 2
5
7 3
1
8
C728
*0.01u_X7R_04
3.3V
EN _1 5V
VDD5
SY S5V
3A
Q9
2N7002
G
S D
VDD5
C321
10u_10V _08
C279
0.1u_16V_04
VDD5
R313
0_04
Q36
SI4800BDY
4
6 2
5
7 3
1
8
C460
0.1u_16V_04
Power Plane
SSEN 33,34, 36
Q27
SI4800BD Y
4
6 2
5
7 3
1
8
C43
10u_10V _08
+
C835
*100u_10V_D
5VS
2.5VS 13, 29
R405
100K _04
R245
1M_1%_04
3A
3.3V
2.5VS
Q10
2N7002
G
DS
R113
10K_04
1.8VS
1.8V 7, 8,1 0,11 ,12 ,34
PWR_SW #25
C778
0.01u_16V_04
1.8VS 13, 35
Q34
2N 70 02
G
DS
Z3109
VDD5
3.3VS 2,7, 10, 11,1 2, 13,14, 15 ,16, 17,18,19, 20,2 1,23 ,24, 25 , 26, 28,29, 30,37
R121
100K_04
3.3VS
SUSB#21, 25,26, 30
EN_15VS
3A
VI N 13, 20 ,30, 32,33, 34,3 6, 37
R328
0_04
PWRSW20
R80
10K_1%_04
3.3V 4,7,14,16,17,18,21,22,24,26,30,34,36
Z3112
DD_ON
R117
10K_04
Z3108
Power Plane
VDD5 15,17,20,24,32,36
4A
Q8
2N700 2
G
DS
VDD5
3A
VDD3
C421
*0.01u_X7R_04
4A
Q43
2N700 2
G
DS
R114
10K_ 04
5V 7, 13,14, 18,2 1, 24 ,2 7, 28 ,32, 34, 35,3 7
R118
100K_04
R81
9.76K_1%_06
3A
1A
R424
200K_1%_04
R423
1M_1%_04
Q59
2N700 2
G
S D
C38
*10u_10V_08
C461
*0.01u_X7R_04
Z3101
C458
10u_10V _08
Power Plane
5V
R312
1M_1%_04
1225
DD_ON#
SY S 15V
DD_ON# 34
C802
0. 1u_1 6V_04
C37
10u_10V_08
C25
0.1u_16V_04
Rb
3A
1.8V
SUSB#21, 25,26, 30
C281
2200p_X7R _04
R115
10K_04
Q44
2N 70 02
G
DS
C803
0.1u_1 6V_04
Max output current is 1A