Nanich87 / diy-variable-power-supply-1-30v-3a

[DIY] Variable Power Supply 0.5-30V 3A

For v1 click here https://github.com/Nanich87/diy-variable-power-supply-5-28v-2a

AT30

AT30 Specifications

• Input voltage: 4-30V
• Output voltage: 0.5-30V
• Output current: 3A, 4A with cooling fan
• Output power: 30W without cooling fan, 60W with cooling fan
• Output ripple: 30MV (Full output voltage)
• Conversion efficiency: Boost, 88%-91%; Buck, 87%-90%.
• Short circuit protection: Yes
• Working frequency: 180KHz
• Size: 482321mm

https://www.aliexpress.com/item/4000279482707.html

DSN-VC288

DSN-VC288 Specifications

• Voltage measurement range: 0.0V-100V
• Current test range: 0-999mA, 0-10A
• Power supply range: DC4-30.0V
• Voltage error: ±0.1%
• Current error: ±1%
• Working current: < 20mA
• Working temperature: -10 ° C ~ 65 ° C

Wiring

https://www.aliexpress.com/item/32760134409.html

DC Power Jack (2x)

DC Power Jack Specifications

• Contact rating: MAX 3A 12V DC
• Connector size: 2.1mm x 5.5mm x 9mm
• Product size: 10mm x 10mm x18mm
• Max panel depth: 3mm

Micro USB Breakout Board

M3 Screws (6x)