參數(shù)資料
型號: IBM25PPC970MP7TR21AFT
元件分類: 微控制器/微處理器
英文描述: 64-BIT, 1600 MHz, RISC PROCESSOR, CBGA575
封裝: 25 X 25 MM, 1 MM PITCH, CERAMIC, BGA-575
文件頁數(shù): 71/74頁
文件大?。?/td> 845K
代理商: IBM25PPC970MP7TR21AFT
Datasheet
PowerPC 970MP RISC Microprocessor
Version 1.3
January 17, 2008
System Design Information
Page 73 of 74
5.10 Heatsink Attachment and Mounting Forces
Table 5-10 and Figure 5-6 describe the allowable forces for the PowerPC 970MP package. Heatsink design
should not exceed these static or dynamic forces.
Table 5-10. Allowable Forces on the PowerPC 970MP Package
Callout
Number
Characteristic
Symbol
Maximum
Note
1
Compressive force on the die
Static
FC
133.5
N
Dynamic
133.5
N
2
Tensile force on the die
Static
FT
530
N
Dynamic
530
N
3
Compressive force on the ball grid array (BGA) balls
Static
FBGA
90.3
N
Dynamic
113.0
N
4
Tensile force on the BGA balls
Static
FT
0N
Dynamic
17.6
N
Note:
1. One newton = 0.2248089 pound-force.
2. Might be limited by the BGA limit.
3. The maximum force value for callout item 3 must include the force value for callout item 1.
Figure 5-6. Force Diagram for the PowerPC 970MP Package
Note: The legend for this figure is provided by callout number in Table 5-10.
1
2
3
die
4
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