M328 transistor tester

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STD M328 transistor tester

License: Public Domain

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Update time： 2022-07-16 17:15:26

Creation time： 2019-12-12 17:32:24

Description

# PERFORM # ![20201223_112941.jpg](//image.easyeda.com/pullimage/MUP1WkJcInQKNNp5B73j6mmt5zRy8rpDj6iiMQDE.jpeg) ![20201223_113215.jpg](//image.easyeda.com/pullimage/Gnk9wbbcp7IgDwJXnjYlAZY1jCrLKKKrOSAMElOk.jpeg) ![20201223_113313.jpg](//image.easyeda.com/pullimage/UweHQ9lNi8t3g0Mp33fBpjQwfK5IgeK3IyO0UzPG.jpeg) ![20201223_114709.jpg](//image.easyeda.com/pullimage/cYeLTFsUK1nzJ0g0w5HAxDoJyHWsHLeEKQDHq3OM.jpeg) # PCB # ![20201220_110616.jpg](//image.easyeda.com/pullimage/uDocI1FyTGL1XU6hSqzCvdWqPKAVT5yDb8Dpcfi7.jpeg) ![20201220_110628.jpg](//image.easyeda.com/pullimage/MZalwTeQ6mQLIuBmifKrPyu6g2RRSFJETI3KAdMt.jpeg) ![20201220_110635.jpg](//image.easyeda.com/pullimage/FXbMlil9UrhBOAE5m2nwgz52flsqfb9fx2uJqO68.jpeg) # BOUGHT # ![view.jpg](//image.easyeda.com/pullimage/oCxlG0s0HrOauSiGTCZ7JVScxBSX57ZncXUpnZpQ.jpeg) # Oryginal before assembled # ![avrcomponenttesterpcbtop.jpg](//image.easyeda.com/pullimage/AzZlLoCDmmj3nIKSjP4CNFw26sVzGyITTHig3zaU.jpeg) # LCD # Datasheet in attachment ![lcd.jpg](//image.easyeda.com/pullimage/yn0N4QonmwjlAVpeWugitSMdx9HCpJuqJXPz9GyC.jpeg) # After... # ![top ass.jpg](//image.easyeda.com/pullimage/2ozugVmrRx1bY5tYSLpHOYMmdER578s5xEp6LBhO.jpeg) ![bott ass.jpg](//image.easyeda.com/pullimage/Jg4CxG0YRvyJE9y6yjtQk5b6W8BRe6KTqmOtIrbH.jpeg) ![view.jpg](//image.easyeda.com/pullimage/oCxlG0s0HrOauSiGTCZ7JVScxBSX57ZncXUpnZpQ.jpeg) # RECOVERY # once again oryginal to compare: ![avrcomponenttesterpcbtop.jpg](//image.easyeda.com/pullimage/kMeZngFpz6jIuG1E2ycmyDWBuIwNlKfg1GegzDmi.jpeg) ![top2d.png](//image.easyeda.com/pullimage/VjhN1hUHYCJZ5yIKGFS5538bUioCUD8jbtHybWEi.png) ![bott2d.png](//image.easyeda.com/pullimage/gsAE56Jkf9nZU6xC2BWlRNsO7E5CJi6x387Xyy5U.png) ![3dtop.png](//image.easyeda.com/pullimage/WWpyux2enmurbaBHbGu31WsuokrjtWYU6w0S4T25.png) ![3dbott.png](//image.easyeda.com/pullimage/WBoqPFnqYBKp81En7Msx8wbNMWPVGA9vAW3L2Lkh.png) # COMPARISION # ![compare.jpg](//image.easyeda.com/pullimage/4sv36ebGcUQd89sxaaBASXDnStb8Y7V9VvjECtuB.jpeg) # LCD IMPORTANT DETAILS # ![lcd details.jpg](//image.easyeda.com/pullimage/voFBsjglENbUxKrYNjojzSHm1qeVRWwiL92skCVp.jpeg)

Design Drawing

schematic diagram

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Sheet_1
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PCB

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PCB
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	22pF	C1,C2	CAP_PITCH 2.5MM	2
2	100nF	C3,C6,C7,C10,C11	CAP_PITCH 5MM	5
3	10nF	C4	CAP_PITCH 5MM	1
4	10uF	C5,C8	CAP-D3.0XF1.5	2
5	1nF	C9	CAP_PITCH 5MM	1
6	JLX12864G-378_SHORT	LCD1	JLX12864G-378 SHORT	1
7	LED	LED1	LED-3MM/2.54	1
8	TP1	P1	HDR-1X1/2.54	1
9	TP2	P2	HDR-1X1/2.54	1
10	TP3	P3	HDR-1X1/2.54	1
11	BAT+	P4	HDR-1X1/2.54	1
12	BAT-	P5	HDR-1X1/2.54	1
13	F_IN	P6	HDR-1X1/2.54	1
14	GND	P7	HDR-1X1/2.54	1
15	BC557	Q1	TO-92-3_L4.8-W3.7-P2.54-L	1
16	BC547	Q2,Q3	TO-92-3_L4.9-W3.7-P2.54-L	2
17	680R	R1,R3,R5	AXIAL-0.4	3
18	470k	R2,R4,R6	AXIAL-0.4	3
19	10k	R7,R12,R23,R26,R27,R28	AXIAL-0.4	6
20	33k	R8	AXIAL-0.4	1
21	3k3	R9,R13	AXIAL-0.4	2
22	27k	R10,R15	AXIAL-0.4	2
23	100k	R11	AXIAL-0.4	1
24	220R	R14	AXIAL-0.4	1
25	2k2	R17	AXIAL-0.4	1
26	1k	R24,R25	AXIAL-0.4	2
27	ENCODER	SW1	BOURNS_PEC11R-4XXXF-SXXXX	1
28	ATMEGA328P	U1	DIP-28_L34.6-W7.3-P2.54-LS10.2-BL	1
29	7550	U2	TO-92-3_L4.9-W3.7-P2.54-L	1
30	TL431	U3	TO-92-3_L4.9-W3.7-P2.54-L	1
31	8M	X1	HC49S	1
32	SOCKET_TFXTOOL	ZIF1	DIP14ZIF	1