DER-9
使用的TinySwitch - II通用PCB的DVD播放机
2004年2月4日
目录
1
2
3
4
Introduction................................................................................................................. 3
通用电源PCB排版............................................. ............................... 4
Schematic...................................................................................................................五
电路描述...................................................................................................... 6
4.1
输入EMI滤波............................................... ................................................ 6
4.2
初级钳位缓冲............................................... ....................................... 6
4.3
产量filtering..................................................................................................... 6
4.4
产量Feedback................................................................................................. 6
4.5
“DC开关” ......................................................................................................... 6
4.6
+ 8V选项.......................................................................................................... 6
4.7
-22V选项......................................................................................................... 6
4.8
浮动+ 3V和其偏置选项........................................... .............................. 7
4.9
-12V线性稳压器方案............................................. ................................ 7
材料清单 - 通用电源与所有的选项......................................... ................ 8
例一 - 5.7W TNY264 DVD PSU .......................................... ........................ 9
6.1
DVD电源要求............................................... ................................... 9
6.2
概要......................................................................................................... 10
6.3
材料清单............................................... .................................................. 11
6.4
变压器电气原理图............................................... .......................... 12
原始的5.7W的设计在ASM- 140292采用的EE19核心。
错误！收藏不
定义。
6.5
交Regulation............................................................................................... 12
6.6
设计方案与EEL25 - 电子表格............................................ ............. 12
例二 - 8.5W TNY266 DVD PSU .......................................... ...................... 15
7.1
Specification...................................................................................................... 15
7.2
概要......................................................................................................... 16
7.3
法案Materials.................................................................................................. 17
7.4
变压器电气原理图............................................... .......................... 18
7.5
交Regulation............................................................................................... 18
例三 - 11.6W TNY267 DVD PSU .......................................... .................. 19
8.1
Specification...................................................................................................... 19
8.2
概要......................................................................................................... 20
8.3
法案Materials.................................................................................................. 21
8.4
变压器电气原理图............................................... .......................... 22
8.5
交Regulation............................................................................................... 23
修订历史....................................................................................................... 24
5
6
7
8
9
重要注意事项：
虽然这款主板是专为满足安全隔离要求，工程
原型尚未机构批准。因此，所有的测试应该执行
使用隔离变压器来提供AC输入到原型板。
第25 2
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