EEVblog #861 - Rigol DP832 PSU FAIL & REPAIR

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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:
The previous DP832 Design FAIL: ...
Datasheet for pass transistor: (F).PDF
Forum: ...
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