Review of XY-SEP4 4A Buck-Boost Converter Meter Charger with Display
Review of XY-SEP4 4A Buck-Boost Converter Meter Charger with Display
This video reviews fully the XY-SEP4 Buck-Boost convert module with Display that has Power, Energy, Current, Input/Output Voltage Display. All features are shown and tested. Charging battery is shown. you will also learn how to charge Lethium Battery using SEP4 module and protect the battery. Maximum Current you can charge is 4A or 35W.
Chapters of this video
- 01:09 Introduction
- 04:06 Hardware Explained
- 18:46 Setting Constant Current
- 23:19 Input Voltage 30V with 24V, 12V, 5V and 3.3V output
- 34:33 Input Voltage 24V with 12V, 5V, 3.V output
- 39:09 Input Voltage 12V with 5V and 3.3V output
- 41:47 Input Voltage 5V
- 43:12 How to charge battery
- 47:56 Two of this SEP4 module died
- 49:52 Potentiometer Broke
Browser Screenshot Gallery
Click on the images below:
SEP4 is Connected and ready
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SEP4 Test Setup with Input Output Voltage and power
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SEP4 Unders Voltage Protection
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SEP4 Over Current Protection
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SEP4 Over Voltage Protection
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SEP4 Over Power Protection
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SEP4 Over Capacity Cunsomptuion Protection
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SEP4 Screenshot of Effeceiency of one test
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SEP4 Charging Battery
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SEP4: When you see OEP, the module is dead
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SEP4 set Voltage below 5V, module smoked. Has no protection
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Resources for this sketch
- Manual datasheet for SEP4(pdf)
- FP5139 Boost Converter datasheet(pdf)
- 50N06 Power Mosfet datasheet(pdf)
- HT1621 LCE Driver datasheet(pdf)
- LM35 OpAmp Datasheet(web page)
- SD1040S Schottky Diode datasheet(pdf)
- Manufacturer: YIYI Electronics
- Robojax Crash Course on Arduino: Learn Arduino in 30 Minutes (code and video)
- Robojax Arduino Course on Udemy
- Get Early Access to my videos via Patreon