UM10895
All information provided in this document is subject to legal disclaimers.
© NXP Semiconductors N.V. 2018. All rights reserved.
User manual
Rev. 4 — 12 November 2018
17 of 22
NXP Semiconductors
UM10895
QN9020 mini DK user guide
3.2 PCB layout
Fig 21. Silk screen top
aaa-018347
SWDIO
SWCLK
LED1
R20
R18
P1.7-P1.0
P2.7-P2.0
P0.0-P0.7
P3.0-P3.6
QN9020_MINIDK_V7
R150121
R15
C24
D1
R28
R29
R13
R14
R25
R12
C21
C22
C14
C15
C9
J13
U5
TP2
J1
1
12
3
J12
VCC
C26
C23
R24
U2
C29
C30
R30
C36
SW2
SW1
QNVCC
VBAT
J13 power for U1
J12 power for U6
J11 power select
BUTTON2
BUTTON1
D2
R21
C6
R9
R27
R23
J7
J8
J6
J4
J9
A1
R7
R8
C1
1
C5
U1
SEGGER
J-Link
TM
T
e
chnology
www
.segger
,com
D3
CTS
TXD
RXD
RTS
R37
R38
R34
R35
R36
C40
C46
C43
Y3
R32
C44
L3
Y2
C45
R2
R4
R3
R5
J1
C2
Y1
C20
C13
C19
C18
C17
C48
C38
C37
C41
R31
C42
C47
C39
L1
U6
L2
L5
L4
SW3
QN_RST
C8
C3
R22
GND
P3.5
P3.3
P0.5
P0.4
P0.3
SCL
SDA
P3.6
P3.1
P3.0
VCC
VCC
J10
J5
R17
R16
R33
R10
R11
R6
C12
C7
R26
R19
C10
TP1
C16
LED2