Comments on: DC power supply 5V and 12V using 2N3055-LM309 http://www.elecfree.com/electronic/dc-power-supply-5v-and-12v-using-2n3055-lm309/ Fri, 12 Mar 2010 14:59:33 +0000 http://wordpress.org/?v=2.6.5 By: DC power supply 5V and 12V using 2N3055-LM309 | ???? ??????? ?????????????? http://www.elecfree.com/electronic/dc-power-supply-5v-and-12v-using-2n3055-lm309/#comment-1416 DC power supply 5V and 12V using 2N3055-LM309 | ???? ??????? ?????????????? Sat, 10 Jan 2009 01:05:32 +0000 http://www.elecfree.com/electronic/?p=3731#comment-1416 [...] ?????????????????????????? ?????????????????? ??????????????????? ????? 12V ??? 5V ???????????????????? ??? ???????????? 2N3055 ??? ???????????? 12V ????????????????????????????????? 15V ????????????????????? 12V????? ???????????? ???????????? LM309 ??????????????????????????? 5V ??????????????????????????????? ?????? C3-0.1uF ????????????????????? ????? ????????????????????? ??????? ?????????????? ???????????????? [...] [...] ?????????????????????????? ?????????????????? ??????????????????? ????? 12V ??? 5V ???????????????????? ??? ???????????? 2N3055 ??? ???????????? 12V ????????????????????????????????? 15V ????????????????????? 12V????? ???????????? ???????????? LM309 ??????????????????????????? 5V ??????????????????????????????? ?????? C3-0.1uF ????????????????????? ????? ????????????????????? ??????? ?????????????? ???????????????? [...]

]]>