建议升级 LTspice IV ...

MLD

        LTspice IV 今日的升级除了增加公司的产品模型外，还作了软件一些缺陷的修复，使其更趋向完美...。
下面是更新的内容：

1. 10/07/13 Revised the model of the LT3837.
   
2. 10/07/13 Revised the model of the LTC4278.
   
3. 10/07/13 Revised the model of the LTM8047.
   
4. 10/07/13 Added a symbol and model for the LTC1473L.
   
5. 10/07/13 Added a symbol and model for the LTC4440A-5.
   
6. 10/07/13 Added a symbol and model for the LTC3255.
   
7. 10/07/13 Added a symbol and model for the LT8614.
   
8. 10/07/13 Added a symbol and model for the LTC6902.
   
9. 10/07/13 Revised the model of the LT8310.
   
10. 10/07/13 Revised the model of the LT3533.
    
11. 10/07/13 Revised the model of the LTC3533.
    
12. 10/07/13 Revised the model of the LTM4613.
    
13. 10/07/13 Improved the solvers' tolerance to non-physcial values of diode emission coefficient.
    
14. 10/07/13 Added symbols and models for the RH117H and RH117K.
    
15. 10/07/13 Corrected a typo in the help file.
    
16. 10/07/13 Added a counter symbol.
    
17. 10/07/13 Corrected the LT3571 symbol's description annotation.
    
18. 10/07/13 Improved the uniformity of accepting 3k4 type syntax.
    
19. 10/07/13 Fixed a GUI issue regarding the FFT dialog.
    
20. 10/07/13 Trapped a crash mode in parsing a .tf syntax issue.

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升级有两个途径：(温馨提示:下面两升级均不会破坏和影响您原来的偏爱设置和自制文件...)
1、使用软件本身的同步更新功能(Sync Release)自动升级即可...  
2、直接在凌特公司网站下载最新版作安装即可...

lkfherman

谢谢MLD兄提醒！即去更新！