LoRA

Ongoing

STD LoRA

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Update time： 2019-05-02 12:57:20

Creation time： 2019-04-26 13:02:54

Description

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Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	RA-02	U2	RA-02	1
2	ATMEGA168PA-AU	U1	TQFP-32_7X7X08P	1
3	8MHz	X1	SMD-3225_4P	1
4	Header-Female-2.54_2x20	P1	HDR-20X2/2.54	1
5	100nF	C2,C1	0805	2
6	0.16	R1,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R14,R16,R17,R18,R19,R20,R21,R22,R27,R28,R29,R30,R32,R33	0805	27
7	Header-Male-2.54_2x3	ISCP	HDR-3X2/2.54	1
8	10K	R15,R23	0805	2
9	LM2673S-5.0/NOPB	U4	TO-263-7	1
10	1nF	C5	0805	1
11	470nF	C6	0805	1
12	8.2K	R24	0805	1
13	10nF	C7	0805	1
14	SS310-B	D1	SMB(DO-214AA)-F	1
15	33uH	L2	SMD-10.0X11.5-10A40	1
16	180uF	C8	CAP-T-10*7.9	1
17	USB-A-F-90	USB2	USB-2.0-A-F-90-JCJ-H9.36	1
18	5EHDR-02P	CN5,CN6	5EHDR-02P	2
19	SRD-05VDC-SL-C	RELAY1,RELAY2,RELAY3	RELAY-SL-SRD	3
20	5EHDR-03P	CN7,CN8,CN1	5EHDR-03P	3
21	1N4001F	D2,D6,D3	SMAF	3
22	BC817-16LT3G	Q3,Q4,Q1	SOT-23-3	3
23	4.7K	R25,R26,R31	0805	3