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mini_flow [2018/12/27 12:51] – yair | mini_flow [2018/12/31 12:45] (current) – [test setup] yair | ||
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+ | ==== what ==== | ||
+ | ceramic heaters just [[https:// | ||
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+ | we are intrested in small reflow ovens for workshops, to remove the need for soldering smd with cheap irons. | ||
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+ | mybe call it uBake ? | ||
+ | ==== test setup ==== | ||
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+ | {{: | ||
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+ | first tested on bench with no heat load.\\ | ||
+ | it takes 12DCV 5A ramping up\\ | ||
+ | when it reaches 410C (rated at 400c) it stabilize on 3A | ||
+ | this allows for relatively precise ramping using current control. | ||
+ | using a benchtop psu or lm317(?) you can make a very simple reflow profile.\\ | ||
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+ | {{:: | ||
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+ | placed the ceramic heater on top of a huge copper heatsink (idiot) | ||
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+ | {{: | ||
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+ | then moved to a more suitable setup | ||
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+ | {{: | ||
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+ | i used microprint 2004p (Sn62 Pb36 Ag2, 20-38 µm (T4)) ({{ :: | ||
+ | with a claimed melting point of 179°C | ||
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+ | {{:: | ||
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+ | {{: | ||
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+ | ==== omg ==== | ||
+ | {{youtube> | ||
+ | ==== to test ==== | ||
* 12V-400C-30mm-Diameter-Round-MCH-Metal-Ceramic-Heater-Plate | * 12V-400C-30mm-Diameter-Round-MCH-Metal-Ceramic-Heater-Plate | ||
* [[https:// | * [[https:// | ||
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+ | ==== PID ==== | ||
+ | https:// | ||
+ | and polyfuse? |