EEVblog #1031 - $25 DPS3003 PSU Module Characterisation

Characterising the performance and efficiency of the $25 DPS3003 30V 3A lab power supply module from RDtech. Includes a how-to on measuring DC-DC converter efficiency graphs, with module power loss on the secondary Y axis. XL7005 datasheet: Previous video on the DPS3003 & other PSU Modules Forum: $25-dps3003-psu-module-characterisation/ EEVblog Main Web Site: The 2nd EEVblog Channel: Support the EEVblog through Patreon! Donate With Bitcoin & Other Crypto Currencies! EEVblog Amazon Store (Dave gets a cut): T-Shirts: 💗 Likecoin – Coins for Likes: @eevblog/dil9/hcq3 Теги: eevblog,video,dps3003,dps3005,psu module,power supply module,tutorial,how to,power supply efficiency,measurement,graph,excel,plotting,efficiency curve,power loss,rdtech,alibaba,aliexpress