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RF3861
Rev A0 DS070806
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Evaluation Board Schematic
700MHz to 3800MHz
1
2
3
4
5
6
7
8
12
11
10
9
16
15
14
13
RF OUT
RF IN
L1
R2
C4
R2 is DNP for standard 90 mA current draw. If R2 is
added, the IDD will increase. A 20 Ω R2 will raise the
current to achieve higher linearity.
R1
L2
C3
C1
C2
10 nF
VDD
Components
C1 (pF)
C3 (pF)
C4 (pF)
700-1100 MHz
10
100
10
1.5-2.7 GHz 3.3-3.8 GHz
L1 (nH)
L2 (nH)
R1 (ohm)
39
18
0
10
100
DNP
3.9
4.7
0
R2 (ohm)
DNP
DNP
DNP
DNP
10
100
DNP
2.2
4.7
0
DNP
DNP
L3 (nH)
L3