參數(shù)資料
型號(hào): MPC8347ECZQAJDB
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 533 MHz, MICROPROCESSOR, PBGA620
封裝: 29 X 29 MM, 2.46 MM HEIGHT, 1 MM PITCH, PLASTIC, BGA-620
文件頁數(shù): 86/98頁
文件大?。?/td> 1084K
代理商: MPC8347ECZQAJDB
MPC8347EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 11
Freescale Semiconductor
87
Thermal
Table 67 and Table 68 show heat sink thermal resistance for TBGA and PBGA of the MPC8347EA.
f
Table 67. Heat Sink and Thermal Resistance of MPC8347EA (TBGA)
Heat Sink Assuming Thermal Grease
Air Flow
35
× 35 mm TBGA
Thermal Resistance
AAVID 30
× 30 × 9.4 mm pin fin
Natural convection
10
AAVID 30
× 30 × 9.4 mm pin fin
1 m/s
6.5
AAVID 30
× 30 × 9.4 mm pin fin
2 m/s
5.6
AAVID 31
× 35 × 23 mm pin fin
Natural convection
8.4
AAVID 31
× 35 × 23 mm pin fin
1 m/s
4.7
AAVID 31
× 35 × 23 mm pin fin
2 m/s
4
Wakefield, 53
× 53 × 25 mm pin fin
Natural convection
5.7
Wakefield, 53
× 53 × 25 mm pin fin
1 m/s
3.5
Wakefield, 53
× 53 × 25 mm pin fin
2 m/s
2.7
MEI, 75
× 85 × 12 no adjacent board, extrusion
Natural convection
6.7
MEI, 75
× 85 × 12 no adjacent board, extrusion
1 m/s
4.1
MEI, 75
× 85 × 12 no adjacent board, extrusion
2 m/s
2.8
MEI, 75
× 85 × 12 mm, adjacent board, 40 mm side bypass
1 m/s
3.1
Table 68. Heat Sink and Thermal Resistance of MPC8347EA (PBGA)
Heat Sink Assuming Thermal Grease
Air Flow
29
× 29 mm PBGA
Thermal Resistance
AAVID 30
× 30 × 9.4 mm pin fin
Natural convection
13.5
AAVID 30
× 30 × 9.4 mm pin fin
1 m/s
9.6
AAVID 30
× 30 × 9.4 mm pin fin
2 m/s
8.8
AAVID 31
× 35 × 23 mm pin fin
Natural convection
11.3
AAVID 31
× 35 × 23 mm pin fin
1 m/s
8.1
AAVID 31
× 35 × 23 mm pin fin
2 m/s
7.5
Wakefield, 53
× 53 × 25 mm pin fin
Natural convection
9.1
Wakefield, 53
× 53 × 25 mm pin fin
1 m/s
7.1
Wakefield, 53
× 53 × 25 mm pin fin
2 m/s
6.5
MEI, 75
× 85 × 12 no adjacent board, extrusion
Natural convection
10.1
MEI, 75
× 85 × 12 no adjacent board, extrusion
1 m/s
7.7
MEI, 75
× 85 × 12 no adjacent board, extrusion
2 m/s
6.6
MEI, 75
× 85 × 12 mm, adjacent board, 40 mm side bypass
1 m/s
6.9
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