User Guide

Schematic Diagrams
B - 30 Power 4 (71-L27T0-002)
B.Schematic Diagrams
Power 4
Sheet 29 of 29
Power 4
CA303
0.1u_R
R739
14.3K_1%
VTT1.2V_PWRGD 3
P_GND5
P_GND5
SB5V
R745
10K
+5V
R734 10
Z2914
C474
0.1u
R737
10K
P_GND5
Z2908
Z2909
C506 0.1u
PJ2
5mm
1 2
+
C471
330U_R
C467
10u/25V_1206
1
2
Z2903
C475
4.7u/10V_0805
1
2
+3V
5A
L71
6.8uH
1 2
C468
0.1u
R733 0
R735
10K
Z2901
R742
681_1%
D57
SM340A
A C
R738 15K
D56
SCS335T
C
A
VTT1.2V
R746 4.7K
Z2911
P_GND5
C473
0.1u
R740 0
+
C470
560U/2.5V 8*9
Z2904
Z2913
Z2906
P_GND5
R744
1K_R
R743
10K
Z2912
Q68
2N7002
D
G
S
Z2907
Q66B
AO4914
7
2
1
8
5A
PU3
SC1470
1
2
3
4
5
6
7 8
9
10
11
12
13
14
EN/PSV
TON
VOUT
VCCA
FBK
PGOOD
GND PGND
DL
VDDP
ILIM
LX
DH
BST
CA304
0.1u
C466
0.1u
1
2
C469
0.01u
1
2
+5V
Z2905
VTT1.2V
P_GND5
Q66A
AO4914
5
4
3
6
C507 0.1u
R736
1M
P_GND5
R741
10K_1%
Q67
2N7002
D
G
S
Q69
2N7002
D
G
S
CA302
0.1u
Z2910
VRD_EN 27
Z2902
C472
100p
1
2