Power supply module – Elecraft KPA500 Kit Assembly Manual User Manual
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Power Supply Module
Locate the Power Supply Module shown in Figure 7. Note the three metal-tabbed TO220 size I.C.s
mounted at one end.
Figure 7. Power Supply Module I.C.s.
Remove the paper backing from the thermal insulator and carefully place it on U3 so that it completely
covers all the exposed metal as shown in Figure 8. The other two I.C.s do not need insulators.
Figure 8. Thermal Insulator Mounted on U3.
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