T0930 Datasheet, PDF (8/10 Pages) ATMEL Corporation – SiGe Power Amplifier for CW Applications

Application Circuit
Figure 7. Application Circuit GSM Pager (900 MHz)
V _CC ^C1
C2
220 nF 220 nF ^T1
1
C3
T2
2
39 pF
AVX
3
T3
15 pF
AVX
C4
4
T4
5
RF_IN
900 MHz
C5
12 pF
L1
3.3 nH
6
T5
7
V _CTL
8
C6
22 pF
Control
C13
220 nF
C12
220 nF
16
15
T6
14
13
C11
100 pF
1/4
wavelength
line
T7
12
C9
8.2 pF
11
AVX
10
V _CC,CTL
9
C7
22 pF
Microstrip line : FR4 ; Epsilon(r) : 4.3 ; metal Cu : 35 mm
distance 1. layer -rf ground : 0.5 mm
l/mm w/mm
l/mm
T1 20.5 x 1.0
T6 43.1
T2 1.3 x 1.0
T7 6.0
T3 14.8 x 0.5
T8 10.0
T4 14.2 x 0.5
T5 2.5 x 1.0
T9 4.0
w/mm
x 0.5
x 1.25
x 0.5
x 1.25
harmonic tuning
T8
T9 C10
RF_OUT
56 pF
C8
1 nF
8 T0930
4722A–SIGE–06/03