參數(shù)資料
型號(hào): RF2870PCBA
廠商: RF Micro Devices, Inc.
英文描述: CDMA LOW NOISE AMPLIFIER/MIXER 900MHz DOWNCONVERTER
中文描述: CDMA的低噪聲放大器/混頻器900MHz的下變頻器
文件頁(yè)數(shù): 14/14頁(yè)
文件大?。?/td> 400K
代理商: RF2870PCBA
8-14
RF2870
Rev A8 030507
PCB Solder Mask Pattern
Liquid Photo-Imageable (LPI) solder mask is recommended. The solder mask footprint will match what is shown for the
PCB metal land pattern with a 2mil to 3mil expansion to accommodate solder mask registration clearance around all
pads. The center-grounding pad shall also have a solder mask clearance. Expansion of the pads to create solder mask
clearance can be provided in the master data or requested from the PCB fabrication supplier.
0.50 (mm) Typ.
1.50 (mm)
Typ.
0.50 (mm) Typ.
Pin 16
A
A
A
A
C
B
B
B
B
A
A
A
A
B
B
B
B
Pin 1
Pin 8
Pin 12
0.60 (mm) Typ.
0.60 (mm) Typ.
0.75 (mm) Typ.
1.50 (mm)
Typ.
0.75 (mm)
Typ.
A = 0.38 x 0.79 (mm) Typ.
B = 0.79 x 0.38 (mm) Typ.
C = 1.70 (mm) Sq.
Figure 2. PCB Solder Mask Pattern (Top View)
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