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……