参数资料
型号: 78M6618-IM/F
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC68
封装: 8 X 8 MM, ROHS COMPLIANT, TQFN-68
文件页数: 19/32页
文件大小: 419K
代理商: 78M6618-IM/F
78M6618 Data Sheet
DS_6618_005
26
Rev. 1.4
3.1.3 Recommended PCB Land Pattern for the QFN-68 Package
Figure 8: PCB Land Pattern for QFN 68 Package
Table 25: Recommended PCB Land Pattern Dimensions
Symbol
Description
Typical Dimension
e
Lead pitch
0.4 mm
x
Pad width
0.23 mm
y
Pad length. Nee Note 3.
0.8 mm
d
See Note 1
6.3 mm
A
6.63 mm
G
7.2 mm
Notes:
1.
Do not place unmasked vias in the region denoted by dimension d.
2.
Soldering of bottom internal pad is not required for proper operation.
3.
The y dimension has been elongated to allow for hand soldering and reworking. Production
assembly may allow this dimension to be reduced as long as the G dimension is maintained.
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