DX  » Community » Reviews » VMP3203-5V High Efficiency DC-DC Module
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    • Overall Rating: 4
    • Price: 3
    • Quality: 4
    • Ease Of Use: 2
    • Usefulness: 5
    2 DXPoints
    earned for this post
    Charge anything else but iPhone 4

    posted by randytan123 on 08/06/2011 Certified Owner

    Involvement:General (knows how to use it) - Ownership:more than 1 month

    Pros:
    No heat till 1 Amp power output, seems the claim of high efficiency is true. I don't have a need to use more than 1A at this moment I can charge Vosonic VP-8360 that requires at least 500 mA, MP4 player, Nokia phones. I was also able to power up USB HD t...
    Cons:
    Can not charge iPhone 4. iPhone 4 didn't even give any indication that it is charging. multiple cables tried. Those cables wo...
    View Detail » 
    • Overall Rating: 4
    • Price: 4
    • Quality: 4
    • Ease Of Use: 4
    • Usefulness: 5
    2 DXPoints
    earned for this post
    Small and powerful

    posted by Pengi on 06/12/2011 Certified Owner

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

    Pros:
    - compact - super efficient - powerful - stable, clean power
    Cons:
    - price (?) - requires 5V on enable Input - not really 3A (debatable)
    View Detail » 
    • Overall Rating: 4
    • Price: 4
    • Quality: 4
    • Ease Of Use: 4
    • Usefulness: 5
    2 DXPoints
    earned for this post
    Great for anything USB powered

    posted by VladanM on 01/17/2011 Certified Owner

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

    Pros:
    Compact and simple. Draws practically no current by itself (when not under load). 3A output?! Pretty good price. Virtually no heat dissipation, so no heat sink needed.
    Cons:
    This module was obviously designed as an SMD (Surface Mounted Device) to be soldered directly to a PCB (Printed Circuit Board),...
    View Detail » 
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