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Preliminary
2-238
RF2174
Rev A6 010720
2
Application Schematic
Note: All capacitors are standard 0402 multi layer chip
Note 1: Using a hi-Q capacitor will increase efficiency slightly
33 pF
RF IN
15 pF
V
CC
V
CC
4.3 pF
Note 1
50
Ωµstrip
1.3 pF
Note 1
33 pF
RF OUT
Quarter wave
length
15 pF
V
CC
1.0 pF
1nF
12 pF
Very close
to
pin 15/16
V
CC
APC
15 pF
15 pF
1
16
15
14
13
2
3
4
9
8
7
6
5
12
11
10
Distance center to
center of capacitors
0.220"
Instead of a stripline,
an inductor of ~6 nH
canbeused
AT_EN
Distance between
edge of device and
capacitor is 0.240" to
improve the "off"
isolation
Distance between
edge of device and
capacitor is 0.080"
Instead of a stripline, an
inductor of 2.2 nH can
be used
15 pF
3.6 pF
1.3 pF
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