Zk-SJVA-4X 35W Step up/Down Constant Current Converter Power Supply and Charger
Review Of Zk-SJVA-4X 35W Step up/Down Constant Current Converter Power Supply and Charger
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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ZK-SJVA-4X Buck-Boost Converter: Module
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ZK-SJVA-4X Buck-Boost Converter: Module
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ZK-SJVA-4X Buck-Boost Converter: Over Current Protection OPC
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ZK-SJVA-4X Buck-Boost Converter: Thermal Image
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ZK-SJVA-4X Buck-Boost Converter: Input voltage
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ZK-SJVA-4X Buck-Boost Converter: Input 30V, Output 5V
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ZK-SJVA-4X Buck-Boost Converter: Input 30V, Output 15V
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ZK-SJVA-4X Buck-Boost Converter: Oscilloscope Connected for Ripple measurement
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ZK-SJVA-4X Buck-Boost Converter: Ripple at output voltage shown on Oscilloscope
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Components Used in this module
- NCE6075K N-Channel Enhanced Mode Power MOSFET datasheet(pdf)
- D4184 AOD4184A 40V N-Channel MOSFET datasheet(pdf)
- SS56 5.0A Surface Mount Schottky Rectifier datasheet(pdf)
- HT1621B RAM Mapping 32x4 LCD Controller for I/O MCU datasheet(pdf)
- N76E003 – a 1T-8051 based series MCU, offers 18 KB Flash ROM datasheet(pdf)
- FP5139 Asynchoronous Boost Convtroller datasheet(pdf)
- TL4941 PWM Controller datasheet(pdf)
- LM358 Single Supply Dual OpAmp datasheet(pdf)
- Y1 SS8050 NPN Transistor datasheet(pdf)
- D882 2ND882 NPN Transistordatasheet(pdf)
- V1RH ZXTP25020DFH 20V, SOT23, PNP medium power transistor datasheet(pdf)