3842工作电压
![3842个引脚正常电压值-教育视频-搜狐视频](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83CF84045E21EC3D9A618231E80E1AEE098DAAB5263A17E88F7129C88C630F9A23D60C13E167931EAA1104612AF807FC2332B1E105814399C22F7470966FE4E574450846788D8CBC7AC70FF06FDC3FC592)
3842个引脚正常电压值-教育视频-搜狐视频
图片尺寸864x486![3842电源电路图](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83014E9F8D815B81E8429EFD903E4425F81E017EAD1E6B2067514ACFCBC8BCAA0E5A55C253DB67C64CBF8B558EE56D3F31B89AEF7721BAF57CE2E227EA5926BC86A83F6466C38A52A9CDAFA04FA34D4227)
3842电源电路图
图片尺寸1588x824![uc3842开关电源望各位大神指导](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9AABB15971C78EBD38E315F471955B634267538FBAC32E1D5236EFBAE7AEAE9063791D7C421760EA24D2031CAAA37B623EA05EAD31189959EC62FD737C39D080B619B961C243F3E484E2EBDA10639E6F5)
uc3842开关电源望各位大神指导
图片尺寸1594x692![3842 393.gif](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73C01A413BAD61562F3BF2B98C854B0165CF1D8342C44BCD2B78D1E3E319C5F61A3CA870ED4B4205DEF79FB1DCAFAF1A7EE432B046348E1C39E0ACE9CF9CDD33DEB16A297F4C0762EF42B95D6A6BF9FDF2)
3842 393.gif
图片尺寸1980x1097![工程科技 信息与通信 3842开关电源经整流滤波后的300v直流电压,一路](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E836051F850378A6F9F232658C29603402557509D52FE41D6855CAE69E7BBDE0C3187966F8E3FF717F99A5785E05206E0AF80C3B0AC5AB34884EA5198EC6F7ACF5A0A2CAAF8405E34596E4E6A4934317C37)
工程科技 信息与通信 3842开关电源经整流滤波后的300v直流电压,一路
图片尺寸1149x819![开关电源使用的3842芯片内部原理](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83614DB172743A55553AC42C28A9060B1C058B14B677F4A62FCF73C349CF7F60E78188F7031D0037C4E6B13EBF0FBA765CA367D71A7A454DC407C5B11EC64F3084EBF46898E8E569F880E9100ACD60B201)
开关电源使用的3842芯片内部原理
图片尺寸1280x720![38423843电路设计参数及维修注意事项](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A733A7F8934CE8D95041F626E383854403970EBD40A5C260F7D1183452E8D305FCE59B1F5B4197FB73922B4E6C60A7DC41CD13AE80D178B71CD0FD4C23A8D75D4D527547A8C03A83FDE01CF5B31E506CBFE)
38423843电路设计参数及维修注意事项
图片尺寸888x497![用uc3842芯片设计开关电源](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73CD0608E4D16AB5B164E74F8580FBDCF61920D092DF3F00D2B82A7D34F742B4D2709C25C80AB3EBF514D3725E8F4091D0F136C8266A836EEF22A3C80161A60E9B52D2AE6F65407D3CA5ECBC8CDD1CB01E)
用uc3842芯片设计开关电源
图片尺寸1213x608![3842问题求助](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E914A1E81A5F90AF940E391FAB8AC41DE145C71F6A8C9D521259C548AAF4AD906651F619EC7A3970F8C015A718F4B1D0483D59C65163AE3987641FCEE80D3671488AD81CAD52183670DA1321F7255F3B0C)
3842问题求助
图片尺寸470x514![自己diyuc3842开关电源不断炸板](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E833B490FB80578E4C17E6E2AE39B6DA21C638B111B6457413B5E3D198E6D8DAE24E4F4A38757776D23C95D6BE97C6AC5CCAD7EAABF0769485E2D03FBED47038AD6DD9F083AD7CDA5835013B2305437896E)
自己diyuc3842开关电源不断炸板
图片尺寸1980x1097![3842电源电路图](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E8387D080E975D71BD6B9A31BBCC61729FDD4D35A5C6522E16DB1C09AB6158C3D8A4E959C06BD3BA10CF32D44FB68CA4A5ADCFC4F432E882845B7477B8B1E97945EF314519FBFCCE888702D00317DFFCF0A)
3842电源电路图
图片尺寸740x460![uc3842满载工作的疑问](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A736A7FF947E289F59C8B93191DC4B1E91F70D633F0C291BA53EFF39A17EF7A33455DCAEE4007BB8F5683182E910BEE67EBF0232C37423D516EABC012F3AE852F3F8EF0229E8130159EF7F183CA2753DF08)
uc3842满载工作的疑问
图片尺寸931x579![1 uc3842 内部工作原理简介](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83E95D3125447069948555C29846CD61B6635080144B56E919A482A10E93C169E4306B72A402B9A93B6950BC7D1D626FB8738BB1AF96624436627EB96E3C2E50C668893BBB4021DC8DC537D3E1F62615BB)
1 uc3842 内部工作原理简介
图片尺寸1251x573![uc3842工作原理](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A7349D1332EBB337B7DF277DF525D36572FC31E171EE209CB4CE26ACFBE71284A1E65EAE965B0E8BC352C6C38513EFDF7FFD93571AEF199FEE19928B7A651D495687413AEA9D0FE21EDB6D7C7749D9A1B1B)
uc3842工作原理
图片尺寸1998x1351![ka3842的线路图](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E8312BF0F4FAC6463B744EFFEEA43E0EF91BA90DE8EFD90C17DF89665EE84D7943414EC510938DE15A38E348ED32EBBF633BC350D6DBDD39F6090119509B6A6F95BEB0D2E96C415CBD37468DDB9AD28AC29)
ka3842的线路图
图片尺寸471x491![3842电路图](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E837D103C44E8FAF7F2682E12C882A540B9818E671B3991CAA102A161FC480AD565086F8FCC72CDB0969882862DF708BD75706E15E2B5A897A2C9B36532F4D9BB5091955178FF23719C9B33319F78765D5E)
3842电路图
图片尺寸795x417![uc3842的笔记本电脑电源适配器无输出电压](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9FE1B7CC9CEC13788032171BAFF658A655E11FA5E440B38E0BEA3EBE927148C1EF09F43F6CAE702CD0CA15ABC4209B35E19D3384F4F8039E0C12A1AD97BC8009E26F681C7C7C20BD653A22A239CDF07BE)
uc3842的笔记本电脑电源适配器无输出电压
图片尺寸545x391![根据uc3842的典型应用电路,分析以下六个问题](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73E1E5B421DAC7746C4B07B6379749A2579BE8CA0F318A7AE02AC631798B71EDBFAB08DAB952001F3A5C1EC4F21759366CC35D7B30AE386E9986E79414094D9E4668AE972713A6AA06C5281C836E75439C)
根据uc3842的典型应用电路,分析以下六个问题
图片尺寸732x448![请问一些关于3842的问题](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9CCB0D13F59BDCF8F46F466A641D5EF7DBF01547FF24F7FBB59EF6681131A6FB3164069C1C31244D132EAF5DC3CCB135E6D5087230106424D146D6D12B883D9CB1E1AC49BC3E75CD7E8F9B4665CDEC16B)
请问一些关于3842的问题
图片尺寸1213x770![用3842做非隔离的dcdc,输入电压dc20v-75v,输出dc12v,2a](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A7384CD73CB05501561A3607360184C98C4E7275C28E4A417D1252CC33F72CBD23431AE70305B900A35EBCA53AE19972775E68B8AAA37FE2F56014B278ED2A04363E3E0ED6A2B74A0EC301CD0499BF2F5CE)
用3842做非隔离的dcdc,输入电压dc20v-75v,输出dc12v,2a
图片尺寸1111x833