Zk-SJVA-4X 35W Step up/Down Constant Current Converter Power Supply and Charger

Project Video
Project Details

In this video we will test and show you how to use it, how to set the current limit and how to charger the battery. All major components of this module is explained. Test is done with input voltages of 6V, 12V, 15V, 24V, 30V and output of 3.3V, 5V, 12V, 15V, 24V, 30V with different currents.
Current, voltage and efficiency is displayed.

Chapters of this video

  • 01:10 Module explained
  • 05:60 Components Explained
  • 10:27 Limiting the current
  • 14:31 Input and Output voltage
  • Test Input voltage: 6V
    • 18:42 output 3.3V
    • 22:12 Output 5V
    • 25:28 Output 12V
    • 28:18 Output 15V
    • 28:50 Output 24V
    • 30:28 Output 30V
  • Test Input voltage: 12V
    • 31:00 Output 15V
    • 32:00 Output 24V
    • 33:40 Output 30V
    • 34:05 Output 15V
  • Test Input voltage: 24V
    • 35:44 Output 3.3V
    • 38:33 Output 5V
    • 39:44 Output 12V
    • 4);34 Output 30V
  • Test Input voltage: 30V
    • 41:22 Output 3.3V
    • 42:20 Output 5V
    • 42:40 Output 12V
    • 43:44 Output 15V
    • 44:32 Output 24V
  • 45:13 Charging Lithium Battery
  • 49:23 Charging multiple Batteries
  • 53:23 Measuring Output Ripple Voltage
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