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EVB (for Qi Type A11) Information
1. EVB Circuit Diagram
LDO41V1
64
LDO41V
17
VREF
59
LED2
58
LED1
34
LDO33V
16
PLLFIL
33
VFIL4
32
VFIL3
50
VADP
54
TEST
52
GNDP1
56
CFB1
57
CFB2
61
VFB
IC1
NN32251A
Evaluation Board User's Guide
C50
C29
(0.1uF*4)
C28
C18
D3
C52
NN32251A
R73 0
LDO33V
TH3
TH3
C62
20
R7 R14
R15
R12
TH3A
R72 0
LDO33V
TH2
TH2
C61
21
R11 R16
R17
R8
TH2A
R71 0
LDO33V
TH1
TH1
C60
22
R13 R18
R19
R6
TH1A
LDO18V
1
GNDMOD
24
VFIL2
C7
18
1000pF
VFIL1
C6
19
2200pF
VMODIN
23
C20
2200pF
CMODIN
25
CSOUT
26
CFIL2
27
CFIL1
28
CSIN2
29
CSIN1
30
GNDP2
42
GNDA1
31
R4
25m
R3 10k
R2 1k
C19
0.01uF
Page 2 of 7
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