http://www.elecfree.com/electronic/5v-12v-multiple-supply-switching-regulator-by-l4970-and-l4974a/ Sun, 21 Mar 2010 12:04:55 +0000 http://wordpress.org/?v=2.6.5 http://www.elecfree.com/electronic/5v-12v-multiple-supply-switching-regulator-by-l4970-and-l4974a/#comment-1354 Multiple Switching supply regulator 5 Volt 12 Volt by L4970 and L4974 | ???? ??????? ?????????????? Wed, 24 Dec 2008 03:52:08 +0000 http://www.elecfree.com/electronic/?p=3512#comment-1354 [...] ????????? Multiple Supply Switching regulator Circuit ???????????? ?????????????????? ???????????? Voltage supply about 5V 10A and 12V 3.5A ?????????????? ??????????????????? Switching Regulator ??????????????????? ??????????? Synchronization between IC L4970 and L4974A ???????????? ????????????? ????????????????????? ?????????? power supply input 35V 10A min ????????????? ????????? voltage output ?????????? ??? L1 ??????? 80 uH ??? L2 = 300uH ??????????????? ???????????? ?????????????? ??????? [...] [...] ????????? Multiple Supply Switching regulator Circuit ???????????? ?????????????????? ???????????? Voltage supply about 5V 10A and 12V 3.5A ?????????????? ??????????????????? Switching Regulator ??????????????????? ??????????? Synchronization between IC L4970 and L4974A ???????????? ????????????? ????????????????????? ?????????? power supply input 35V 10A min ????????????? ????????? voltage output ?????????? ??? L1 ??????? 80 uH ??? L2 = 300uH ??????????????? ???????????? ?????????????? ??????? [...]

]]> http://www.elecfree.com/electronic/5v-12v-multiple-supply-switching-regulator-by-l4970-and-l4974a/#comment-1032 5V-12V Multiple Supply Switching regulator by L4970 and L4974A | วงจร โครงงาน อิเล็กทรอนิกส์ Wed, 08 Oct 2008 03:54:06 +0000 http://www.elecfree.com/electronic/?p=3512#comment-1032 [...] Today take Multiple Supply Switching regulator Circuit. Come to deposit friends keep see in rows think out it can give Voltage supply about 5V 10A and 12V 3.5A. … วงจรจ่ายไฟสวิตชิ่ง ขนาด 5V 10A และ 5V 3.5V ใช้ไอซี L4970 และ L4974A อ่านต่อและดูวงจร [...] [...] Today take Multiple Supply Switching regulator Circuit. Come to deposit friends keep see in rows think out it can give Voltage supply about 5V 10A and 12V 3.5A. … วงจรจ่ายไฟสวิตชิ่ง ขนาด 5V 10A และ 5V 3.5V ใช้ไอซี L4970 และ L4974A อ่านต่อและดูวงจร [...]

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