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Design a dc-dc converter that will enable the charging of smart-phones from a constant 12 V dc source. The converter must be rated for 15W
Design a dc-dc converter that will enable the charging of smart-phones from a constant 12 V dc source. The converter must be rated for 15W and USB charging specification is such that the output voltage must be maintained between 4.75 V and 5.25 V. To make the charger "cheap", you are told to use a simple resistor divider as shown in Fig. 3.2. Please calculate the following
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