I made my own Capacitor at CHEMI-CON!

✅Thank you for sponsoring us, Nippon Chemi-Con!
Technical note about the use of aluminum electrolytic capacitors (must-read) https://go.chemi-con.co.jp/l/894001/2...
Tools including SPICE models and a capacitor life estimation tool https://go.chemi-con.co.jp/l/894001/2...

Previous video    • Electrolytic Capacitors: Comprehensiv...  

To create my own electrolytic capacitors, I visited Nippon Chemi-Con's Kanagawa Research Center .
I performed many processes I had never experienced such as etching, forming, and winding of aluminum foils for capacitors.
How is the performance of my hand-wound capacitors going to be?

◤Contents◢
00:00 Opening
02:10 【Preprocessing】Wash Aluminum Foils
03:19 【Etching】Extend Surface Area of Aluminum Foils by Etching
04:28 【Formation】Form Dielectric Layer on Surface of Aluminum Foils
05:58 【Foil Slitting】Slit Aluminum Foils into Product Size
07:18 【Lead Connecting】Attach Lead Wires on Aluminum Foils
08:24 【Winding】Wind Aluminum Foils Manually
09:38 Attach Rubber Seals
09:59 【Electrolyte Preparation】Mix Materials of Electrolyte
11:19 【Impregnation】 Impregnate Electrolytic Capacitor Elements with Electrolyte
12:15 【Sealing】Put Electrolytic Capacitor Elements in Cases
12:29 【Reforming】Put Capacitors in Constant Temperature Bath to Repair Damaged Elements
14:02 【Sleeving】Wrap Aluminum Cases with Sleeves
14:40 【Performance Test 1】Measure Capacitance of Handmade Capacitors
16:36 【Performance Test 2】Test Capacitors in a Module
19:59 Ending

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