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    • Overall Rating: 5
    • Price: 5
    • Quality: 5
    • Ease Of Use: 4
    • Usefulness: 5
    2 DXPoints
    earned for this post
    Handy Boost/Up Converter

    posted by Ketturi on 02/26/2014 Certified Owner

    Involvement:Expert (understands the inner workings) - Ownership:1 day to 1 week

    Pros:
    Does good job for rising 1-5V battery voltage to regulated 5V. Output voltage stable 5.18V with low ripple and noise. Small and fits easily in smaller project cases.
    Cons:
    Bit hard to mount, needs glue or adhesive. No other Cons.
    View Detail » 
    • Overall Rating: 5
    • Price: 5
    • Quality: 4
    • Ease Of Use: 4
    • Usefulness: 5
    2 DXPoints
    earned for this post
    Good 18650 li-ion battery holder for DIY

    posted by Ketturi on 02/26/2014 Certified Owner

    Involvement:Expert (understands the inner workings) - Ownership:1 day to 1 week

    Pros:
    Plastic is rigid and holds battery well in place. Contact is good and have had no problems even with flat ended battery cells.
    Cons:
    Wires are bit flimsy, not good at all for high current applications, even charging may heat them. Should be rated under 500mA.
    View Detail » 
    • Overall Rating: 5
    • Price: 5
    • Quality: 5
    • Ease Of Use: 4
    • Usefulness: 5
    2 DXPoints
    earned for this post
    Good battery charger for DIY projects

    posted by Ketturi on 02/26/2014 Certified Owner

    Involvement:Expert (understands the inner workings) - Ownership:1 day to 1 week

    Pros:
    I bough this for my Geiger counter project and used this as internal Li-Ion battery charger for single 3.7V cell. It works as advertised and charges battery with no problems. Starts charge with max set current and drops it down when charge level increases. ...
    Cons:
    No other way than glue to mount PCB, but not a big problem and due it's size there would be no space for holes. Sometimes stops...
    View Detail » 
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