10.
Circuit Diagrams and PWB Layouts
10-6-7
WIFI SUPPLY
19810_521.eps
WIFI SUPPLY
B07
B07
2015-01-13
715G7259
WIFI SUPPLY
Updated on 1/13
Updated on 1/13
Vout=0.5*(1+120/(22//470))=3.354
F027U
R002U
22K 1/16W 5%
R009U
22K 1%
R003U
NC/22K 1/16W 5%
R006U
100K 1/16W 5%
C009U
10UF 6.3V 20%
I003U
C004U
NC/100N 16V
C008U
10UF 6.3V 20%
U001U
RT9048
NC
1
EN
2
VIN
3
NC
4
NC
5
VOUT
6
ADJ
7
GND
8
GND
9
R004U
NC/1M 1/16W
F029U
WOLAN-IRQn
C003U
100NF 16V
X031
CONN
1
2
3
4
5
6
7
8
I005U
R010U
NC/120K 1/16W 5%
C010U
NC/10NF 50V
U002U
BTC4081S3
R001U
10K 1/16W 5%
F030U
C017U
47NF 16V
R008U
120K 1/16W 1%
F031U
F054U
F028U
R007U
47K 1/16W 5%
R005U
470K 1/16W 5%
+3V5-STANDBY
+3V5-STANDBY
USB-WIFI-DP 21
WOLAN-IRQn 30
WOLAN-ENABLE 30
USB-WIFI-DM 21
GND
2,3,4,5,6,7,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43
R014U
NC/0R05 1/16W
+3V3-LAN
R015U
NC/0R05 1/16W
Add on 9/4
USB-WIFI-DM
+3V3-LAN
I002U
Delete R103U on 10/17
L4103
90 ohm
1
4
2
3
+3V3-LAN
WOLAN-ENABLE
USB-WIFI-DP
USB-WIFI-DP
WOLAN-IRQn
WOLAN-ENABLE
USB-WIFI-DM
WIFI SUPPLY