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| en:ztex_boards:ztex_fpga_boards:power_supply_selection [2016/09/11 14:31] – stefan | en:ztex_boards:ztex_fpga_boards:power_supply_selection [2023/10/30 16:19] (current) – removed stefan | ||
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| - | ====== Power supply selection guide ====== | ||
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| - | [[http:// | ||
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| - | Most of these products are equipped with with a standard DC connector with 5.5mm outer diameter and 2.1mm center pin diameter. The center pin is the positive pole, the outer contact is negative pole. | ||
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| - | The following rules have to be considered for the selection of the power supply: | ||
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| - | * Output voltage must be within the specified range. | ||
| - | * If non-stabilized power supplies are used, it must be ensured that the peak idle voltage is within the valid range. | ||
| - | * Stabilized power supplies are save if they are within the valid range. Switching supplies are always stabilized, stabilized transformer based supplies are usually labeled with " | ||
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| - | Possible sources of supply are: | ||
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| - | * From various shops in internet, e.g. from [[http:// | ||
| - | * Universal power supplies with switchable output voltage from the supermarket or electronic stores. These supplies usually have voltage regulators. (Take care for the correct polarization: | ||
| - | * Power supplies from unused consumer electronics, | ||
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