IPC-A-610 Class 2 Class 2 of IPC-A-610 is commonly sought after for non-critical electronic assemblies where a long lifespan is preferred, though not crucial. Class 2 permits a degree of imperfection. For instance, surface mount components that are slightly misaligned, known as being 'off ...
Class1–通用类电子产品包括消费类电子产品。部分计算机及其外围设备，那些对外观要求不高而功能要求为主的产品。Class2–专用服务类电子产品包括通讯设备，复杂商业机器，高性能，长使用寿命要求的仪器。这类产品需要持久的寿命，但不要求必须保持不间断工作，外观上也允许有缺陷。Class3–高性能电子产品包括持续运行或...
1. Gap 2. Heat sink 间隙散热片 Defect-Class 1,2,3 缺点——等级1,2,3 ·Component is not in contact with mounting surface. 组件没有接触到安装表面 ·Hardware is loose and can be moved. 部件放松能够移动。 Figure图4-66 1. Heat sink 2. Gap 散热片间隙 5.1 Orientation 方向 5.1.1Orientati...
Defect-Class 1,2,3 缺点——等级1,2,3 · Component is not in contact with mounting surface. 组件没有接触到安装表面 · Hardware is loose and can be moved. 部件松弛可以移动。 Figure图4-66 1. Heat sink 2. Gap 散热片间隙 5.1 Orientation 方向 5.1.1 Orientation-Horizontal 方向——水平 Targe...
求翻译:soldered connections to be per ipc-a 610,class 2 standards是什么意思?待解决 悬赏分:1 - 离问题结束还有 soldered connections to be per ipc-a 610,class 2 standards问题补充:匿名 2013-05-23 12:21:38 正在翻译,请等待... 匿名 2013-05-23 12:23:18 焊接连接将每IPC-A610、2级...
asoldered connections to be per ipc-a-610,class 2 standards 是被焊接的连接每ipc610,类2标准[translate]
1. Gap 2. Heat sink 间隙散热片 Defect-Class 1,2,3 缺点——等级1,2,3 · Component is not in contact with mounting surface. 组件没有接触到安装表面 · Hardware is loose and can be moved. 部件松弛可以移动。 Figure图4-66 1. Heat sink 2. Gap 散热片间隙 5.1 Orientation 方向 5.1.1 Ori...
求翻译:soldered connections to be per ipc-a-610,class 2 standards是什么意思?待解决 悬赏分:1 - 离问题结束还有 soldered connections to be per ipc-a-610,class 2 standards问题补充:匿名 2013-05-23 12:21:38 正在翻译,请等待... 匿名 2013-05-23 12:23:18 焊接连接将每IPC-A-610、2...
1英语翻译This Workmanship Standard.ANSI/IPC-A-610 Class 2 Standard.3.4.0 Notes:Torque:All devices,components and assemblies mounted with metal hardware (screws,nuts & bolts,etc) on PCB抯,including any devices or components mounted to heatsinks,will be tightened within the required torque ranges...
1、IPC-A-610国国际标准中英文对对照4.6.2 Heat sink-Contact散热片接触片arget-Class 1,2,3目标等级1,2,3 Component and heatsink are in full contact with the C。mounting surface. 组件和散热片与安装表表面完全接触 Hardware meets specified attachment requirements.M。部件满足规定的接触要要求。Figure图...