The LM7809 family is monolithic fixed voltageregulator integrated circuit. They are suitable
2008-11-08 09:41
LM7809 - 3-Terminal 1A Positive Voltage Regulator - Tiger Electronic Co.,Ltd
2022-11-04 17:22
LM7809 - 1.5A Positive Voltage Regulator - List of Unclassifed Manufacturers
2022-11-04 17:22
LM7809 - 3-TERMINAL 1A POSITIVE VOLTAGE REGULATORS - Fairchild Semiconductor
2022-11-04 17:22
2017-04-18 21:54
2014-05-26 21:53
`` 本帖最后由 ouymin 于 2011-7-14 17:14 编辑 [attach] 型号:X7809 品牌：X封装：TO-220-3包装：50pcs/管1000PCS/盒替代型号：LM7809,CW7809
2011-07-14 17:13
`各位前辈：求LM7809、LM317芯片的高额定功率的具体型号与封装（最好贴装）`
2017-01-07 15:41
上图,220V,50HZ交流供电,实际搭起来的电路7809总是烧掉,C2电容也总是爆掉.全波整流出来的电压太大,达到175V,我想问怎样使整流出来的直流电压,也就是使LM7809的输入电压在25V以内?谢谢!
2015-05-21 17:06
为了给运算放大器和电路供电，使用了LM7809 线性稳压器。这是一款具有宽输入电压额定值的 9V 1A 线性稳压器。
2023-01-03 11:52
