资料介绍
WLAN AP 一例原理图5
4
3
2
1
L515
Choke
F1 FUSE R1206
VIN
L3.5-6-11.27
VIN C744 220uF/25V CRE3.5-11.0 C746 1uF/25V C0805-1.3 C747 10uF/25V C1206-1.8 C748 0.01uF/50V C0603-0.8 C749 0.1uF/25V C0603-0.8
Input Power DC 5V
D
L523
0R
5V
I0805-1.3
D
1 2 3 J10 POWER_JACK PJ3ES
L516
Choke
L3.5-6-11.27 GND
Reserve: Input Power DC 12V Use Circut and L523 Remove
VIN C750 VIN 0.01uF 2 1 U60 SW FB 3 R666 5 17.4K C753 D1 B240 DS2-2.62 1 22uF/6.3V C1206-1.8 C754 0.1uF C0603-0.8 C755 10pF C0603-0.8 GND L517 15uH/1.5A I58x52-4.5 L518 0 I1206-1.35 U70 NI LM1117MPX-ADJ SOT223GOI-1.8 1 VIN VOUT 3 C863 NI 0.1uF/25V 2 ADJ C864 NI 0.1uF R780 NI R779 NI GND C865 NI 10uF/10V C0805-1.3 L525 NI 0 I0805-1.3 5V
5VOUT
3V3
7
C
EN N/C
C862 NI 10uF/25V C1206-1.8
VIN
BS
GND
8
COMP
C
MP1410 SOP8A-1.75 C756 C757