2.4 GHz High-Linearity Power Amplifier
SST12LP10
Preliminary Specifications
0
-10
Power Level (dBc)
2.412GHz
2.452GHz
2.482GHz
-20
-30
-40
-50
-60
-70
2.35
2.4
2.45
Frequency (GHz)
2.5
2.55
FIGURE 11: 802.11
B
S
IGNAL
O
UTPUT
M
ASK AT
24
D
B
M
C5 100pF
C6 0.1 µF
C7 1000pF
C8 0.1 µF
C9 4.7 µF
Vcc
L1
12nH/0805
16
15
14
13
1
12
C1 47pF
50
Ω
/125mil
2
11
50
Ω
/140mil
C11 47pF
50
Ω
RFin
C2 1.2pF
3
Bias circuit
4
5
6
7
8
10
C10 2.4p
50
Ω
RFOUT
9
*
C3 10pF
C4 10pF
R2 and R3 can be adjusted to fit any
reference voltage supply between
2.7~3.3V, e.g. R1=R2=0Ω for
VREG1=VREG2=2.7V and R1=100Ω
R2=100Ω for VREG1=VREG2=2.8V.
Center slug to RF ground
R1 0
Ω
*
R2 0
Ω
*
1280 Schematic.0.1
VREG1
VREG2
FIGURE 12: T
YPICAL
S
CHEMATIC FOR
H
IGH
-P
OWER
, H
IGH
-E
FFICIENCY
802.11
B
/
G
A
PPLICATIONS
©2005 SST Communications Corp.
S71280-00-000
1280 SigOutMsk.0.0
1/05
9
SST [ SILICON STORAGE TECHNOLOGY, INC ]
