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Do all SATA to USB converters need AC power?

Fresh3 days ago
Mar 15, 202655560 views
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Problem

I'm shopping for SATA to USB converters. It looks like most need AC power cable as well as the actual converter. I know that his one leeches the power off the host computer but also has two USB plugs. http://www.newegg.com/Product/Product.aspx?Item=N82E16812123312 But it is also only for 2.5" drive…

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Fix for: Do all SATA to USB converters need AC power?

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USB can provide 5V and 0.5A on a single connection, for a total of 2.5W. Consumer 3.5" hard drives draw around 7 or 8 watts while idle, with a little variation around that number depending on the specific drive. That suggests that a single USB port …

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