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  • 使用新电源模块改进表面贴装可制造性

    The latest generation of Texas Instruments (TI) boardmountedpower modules utilizes a pin interconnect technologythat improves surface-mount manufacturability.These modules are produced as a double-sided surfacemount(DSSMT) subassembly, yielding a case-less constructionwith subcomponents located on b ...

    /dl/24440.html

    标签: 电源模块 可制造性 表面贴装

    上传时间: 2013-10-10

    上传用户:1184599859

  • Nios II软件构建工具入门

    Nios II软件构建工具入门 The Nios® II Software Build Tools (SBT) allows you to construct a wide variety of complex embedded software systems using a command-line interface. From this interface, you can execute Software Built Tools command utilities, and use scripts other tools) to combine the com ...

    /dl/39383.html

    标签: Nios 软件

    上传时间: 2013-11-15

    上传用户:nanxia

  • PowerPCB培训教程

    欢迎使用 PowerPCB 教程。本教程描述了 PADS-PowerPCB  的绝大部分功能和特点,以及使用的各个过程,这些功能包括: · 基本操作 · 建立元件(Component) · 建立板子边框线(Board outline) · 输入网表(Netlist) · 设置设计规则(Design Rule) · 元件(Part)的布局(Placement) · 手工和交互的布线 · SPECCTRA全自动 ...

    /dl/40212.html

    标签: PowerPCB 培训教程

    上传时间: 2013-10-08

    上传用户:x18010875091

  • PCB设计问题集锦

    PCB设计问题集锦 问:PCB图中各种字符往往容易叠加在一起,或者相距很近,当板子布得很密时,情况更加严重。当我用Verify Design进行检查时,会产生错误,但这种错误可以忽略。往往这种错误很多,有几百个,将其他更重要的错误淹没了,如何使Verify Design会略掉这种错误,或者在众多的错误中快速找到重要的错误。    答 ...

    /dl/40440.html

    标签: PCB 设计问题 集锦

    上传时间: 2014-01-03

    上传用户:Divine

  • IC封裝製程簡介(IC封装制程简介)

    半導體的產品很多,應用的場合非常廣泛,圖一是常見的幾種半導體元件外型。半導體元件一般是以接腳形式或外型來劃分類別,圖一中不同類別的英文縮寫名稱原文為   PDID:Plastic Dual Inline Package SOP:Small Outline Package SOJ:Small Outline J-Lead Package PLCC:Plastic Leaded Chip Carrier QFP:Quad Fla ...

    /dl/40471.html

    标签: 封裝 IC封装 制程

    上传时间: 2013-11-04

    上传用户:372825274

  • This was the public transportation inquiry system software engineering design documents, including t

    This was the public transportation inquiry system software engineering design documents, including the demand analysis, the outline design, the contact surface design and so on a series of designs documents, made the comprehensive analysis to the public transportation systems engineering to design , ...

    /dl/184591.html

    标签: transportation engineering documents including

    上传时间: 2015-08-15

    上传用户:lixinxiang

  • This was the public transportation inquiry system software engineering design documents, including t

    This was the public transportation inquiry system software engineering design documents, including the demand analysis, the outline design, the contact surface design and so on a series of designs documents, made the comprehensive analysis to the public transportation systems engineering to design , ...

    /dl/184594.html

    标签: transportation engineering documents including

    上传时间: 2013-12-26

    上传用户:Zxcvbnm

  • This was the public transportation inquiry system software engineering design documents, including t

    This was the public transportation inquiry system software engineering design documents, including the demand analysis, the outline design, the contact surface design and so on a series of designs documents, made the comprehensive analysis to the public transportation systems engineering to design , ...

    /dl/184595.html

    标签: transportation engineering documents including

    上传时间: 2015-08-15

    上传用户:caixiaoxu26

  • This was the public transportation inquiry system software engineering design documents, including t

    This was the public transportation inquiry system software engineering design documents, including the demand analysis, the outline design, the contact surface design and so on a series of designs documents, made the comprehensive analysis to the public transportation systems engineering to

    /dl/184596.html

    标签: transportation engineering documents including

    上传时间: 2015-08-15

    上传用户:时代电子小智

  • This was the public transportation inquiry system software engineering design documents, including t

    This was the public transportation inquiry system software engineering design documents, including the demand analysis, the outline design, the contact surface design and so on a series of designs documents, made the comprehensive analysis

    /dl/184597.html

    标签: transportation engineering documents including

    上传时间: 2014-01-07

    上传用户:saharawalker