Differences

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--- mini_flow [2018/12/27 22:27] – yair
+++ mini_flow [2018/12/31 12:45] (current) – [test setup] yair
@@ Line 5: / Line 5: @@
 we are intrested in small reflow ovens for workshops, to remove the need for soldering smd with cheap irons.
-==== setup ====
+mybe call it uBake ?
+==== test setup ====
+{{:pasted:20181227-105028.png}}
 first tested on bench with no heat load.\\
@@ Line 13: / Line 16: @@
 using a benchtop psu or lm317(?) you can make a very simple reflow profile.\\
-{{ ::basic.mp4 |}}
+{{::basic.mp4?700x500|}}
 placed the ceramic heater on top of a huge copper heatsink (idiot)
 {{:pasted:20181227-201019.png?400&direct}} {{:pasted:20181227-200604.png?400&direct}}
-then moved to a more suitable setup and it was a breeze
+then moved to a more suitable setup
-{{:2018-12-27_20-54-45_chrome_photo_in_ubake_-_google_photos_-_google_chrome.png?500}}
+{{:2018-12-27_20-54-45_chrome_photo_in_ubake_-_google_photos_-_google_chrome.png?500}} {{:ubake.png?500}}
-{{:ubake.png?500}}
+i used microprint 2004p (Sn62 Pb36 Ag2, 20-38 µm (T4)) ({{ ::dsh.745-035.1.pdf |pdf}},{{ :bel.745-035.3.pdf |pdf2}})\\
+with a claimed melting point of 179°C
-a quickiFX(?) low temp solder didn't zip into place\\
+{{::bake-720p.mp4?700x500|}}
-i was shocked by the low temp i couldn't believe my eyes and kept ramping the current to 220 :)
 {{:rec013_shrt.mp4?700x500|}}
+==== omg ====
+{{youtube>aqR4_UoBIzY?medium}}
 ==== to test ====
   * 12V-400C-30mm-Diameter-Round-MCH-Metal-Ceramic-Heater-Plate
@@ Line 35: / Line 43: @@
 {{:pasted:20181227-104344.png?400}}
-{{:pasted:20181227-105028.png}}
@@ Line 43: / Line 50: @@
 {{:pasted:20181227-104729.png?400}}
+==== PID ====
+https://electronics.stackexchange.com/questions/215418/smartest-way-to-use-current-limit-using-lm317
+and polyfuse?