Converter with КРЕНка and MJD117 or Modern converter

In brief: Based on review measurements: Efficiency: Modern converter (78 % vs. 71).

Model	Converter with КРЕНка and MJD1172014Read review →	Modern converter2014Read review →
Test current, A	1	1
Efficiency, %	71	78
Review conclusion	With reservations	Recommended

Converter with КРЕНка and MJD117: The homemade buck converter reached about 71% efficiency at 0.5 A and 69% at 1 A.

Modern converter: The modern converter measured 78% efficiency at 0.5 A and 77% at 1 A, with 9 mA no-load current.

Figures were taken from the review text and checked against the quoted passages. Measurement conditions differ between reviews, so read the reviews yourself before buying. Prices at the time of review.

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