DIY Hot Air Station

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STD DIY Hot Air Station

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Update time： 2021-08-31 18:20:04

Creation time： 2019-06-26 14:00:39

Description

DIY Hot Air Station using Arduino (ON/OFF Based Heat Controller). Arduino Pro Mini for all the magic. TM1637 4-Digit Display Module for display purposes. LM358 based amplifier to read thermocouple voltages for measuring current temperature. 3 buttons to set the desired temperature required. BTA16 with MOC3041 and other suitable passives as the heater controller. Manual temperature calibration is needed.

Design Drawing

schematic diagram

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PCB

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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	100u	C1,C4	CAP-D3.0XF1.5	2
2	1u	C2,C3	RAD-0.1	2
3	12 Volts Power Input	JP1	SCREWTERMINAL-3.5MM-2-NS	1
4	Blower Fan Output	JP2	SCREWTERMINAL-3.5MM-2-NS	1
5	Heater Control Output	JP3	SCREWTERMINAL-3.5MM-2-NS	1
6	Thermocouple Input	JP4	SCREWTERMINAL-3.5MM-2-NS	1
7	10k	R1	AXIAL-0.3	1
8	100	R2	AXIAL-0.3	1
9	EVQ22705R	SW1,SW2,SW3	KEY-6.0*6.0-4	3
10	Arduino_Pro_Mini	U1	ARDUINO PRO MINI UC	1
11	LM358NG_C7552	U2	DIP8	1
12	7805	U3	TO-220	1
13	LM2596 Module	U4	LM2596-MODULE	1
14	TM1637 copy	U5	TM1637-PCB	1