LinkIt 2523 HDK v11 User's Guide
© 2015 - 2016 MediaTek Inc.
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Figure 33. BB_MT2523G_ABB
J2001
1
3
2
VBAT_CONN
R2019
R / 1 / K / 0603
1
2
VBAT
Note 20-1: Users must connect CON6401 for total system power supply
DC 5V supply
60mils
Schematic design notice of "20_POWER_COMMON_LDO" page.
60mils
AD_IN_SW
AD_IN_FB
Vout = 0.6 x (1+Ra/Rb) = 3.96V
External LDO are option components
Note 20-2:
60mils
60mils
VBUS_SYS
60mils
FD and Hole
Remove R1118, R1119, C1114 change to 10uF when applying external LDO
Title
Size
Date:
Sheet
of
MediaTek HDK MT2523G
20_POWER_COMMON_LDO
C
20
99
Monday , October 24, 2016
H2007
STAND
HOLE/PTH/R6D3.5
H2006
STAND
HOLE/PTH/R6D3.5
C2001
C / 1 / uF / 0603 / 50V
2
1
H2001
STAND
HOLE/PTH/R6D3.5
C
200
6
C
/
22
/ p
F
/
040
2
2
1
LED2003
LED / CL190YG
1
2
H2005
STAND
HOLE/PTH/R6D3.5
R
200
5
R
/
510
/
K
/
040
2
1
2
R
200
6
R
/
91
/ K
/
04
02
1
2
R2003
R / 1 / K / 0402
1
2
H2004
STAND
HOLE/PTH/R6D3.5
R2004
R / 1 / K / 0402 / NC
1
2
R2002
R / 0 / ohm / 0402
1
2
R2018
R / 1.58 / K / 0402
1
2
L2001
PL / MEKK2520T1R0M
1
2
U2004
U / TPS62065
SW
2
FB
4
PVIN
8
AVIN
7
PGND
1
MODE
6
THER PAD
9
AGND
3
EN
5
H2003
STAND
HOLE/PTH/R6D3.5
R2001
R / 2.2 / K / 0402
1
2
F2001
2A FUSE
FUSE/DIP/SMD
C2002
C / 1 / uF / 0402
2
1
C
200
4
C
/
10
/ u
F
/
060
3
2
1
LED2001
LED / CL190YG
1
2
C
200
5
C
/
22
/ u
F
/
060
3
2
1
C
200
3
C
/
2.
2
/ uF
/
04
02
2
1
U2001
U / SS2003M
ANODE
3
CATHODE
5
CATHODE
1
CATHODE
2
NC
4
CATHODE
6
U2002
U / SS2003M
ANODE
3
CATHODE
5
CATHODE
1
CATHODE
2
NC
4
CATHODE
6
U2003
U / TPD1S514-1
VBUS_CON
C3
EN#
A1
GND
B4
GND
C1
VBUS_SYS
A2
VBUS_SYS
A3
VBUS_POWER
B1
VBUS_SYS
B2
VBUS_CON
C2
GND
A4
GND
C4
VBUS_CON
B3
H2002
STAND
HOLE/PTH/R6D3.5
AD_IN
VBUS
VUSB_DAP
VUSB_BB
VBUS