EEVblog #861 - Rigol DP832 PSU FAIL & REPAIR

Dave repairs his Rigol DP832 Lab Power Supply. Why did it need repairing? That’s the FAIL part Rigol might want to look into... UPDATE: I have an old revision board. Newer ones contain a much beefier MOSFET: #msg897765 The previous DP832 Design FAIL: Datasheet for pass transistor: (F).PDF Forum: EEVblog Main Web Site: The 2nd EEVblog Channel: Support the EEVblog through Patreon! EEVblog Amazon Store (Dave gets a cut): T-Shirts: 💗 Likecoin – Coins for Likes: @eevblog/dil9/hcq3 Теги: eevblog,video,rigol,dp832,dp832a,power supply,psu,lab,repair,fault,faulty,fail,schematic,circuit,measurement,multimeter,regulator,how it works,tutorial,pcb,solder,relay,high speed