mga-31189 Avago Technologies, mga-31189 Datasheet - Page 12

• Manufacturer Part Number: mga-31189
• Description: 70 To 500 Mhz Ampliier For If Applications Using The Avago Technologies Mga-31189 Ampliier
• Manufacturer: Avago Technologies

500 MHz IF Amplifier Design
The design process and same PCB layout used for previous
IF bands was repeated for the 500 MHz amplifier. The
schematic diagram and component values for the 500
MHz design are shown in Figure 23 and Table 10 respec-
tively.
Figure 23. Schematic diagram for the 500 MHz design
Table 10. Component part list for the 500 MHz design
12
Reference Designator
C1
C2
C3, C6, C7
C4
C5
L1
L2
L3
RFin
C6
C=220 pF
C1
C=2.7 pF
Value
2.7 pF
1.2 pF
220 pF
0.1 PF
2.2 PF
390 nH
1.8 nH
4.7 nH
L3
L=4.7 nH
Size
0402
0402
0402
0402
0805
0805
0402
0402
MGA-31189
L1
L=390 nH
Part Number
MURATA, GRM1555C1H2R7CZ01
MURATA, GRM1555C1H1R2CZ01
MURATA, GRM1555C1H221JA01
MURATA, GRM155R71C104KA88D
MURATA, GRM21BR61E225KA12L
TOKO, LLQ2012-FR39
TOKO, LL1005-FHL1N8S
TOKO, LL1005-FHL4N7S
Vdd
C5
C=2.2 PF
C4
C=0.1 PF
C3
C=220 pF
L2
L=1.8 nH
C2
C=1.2 pF
C7
C=220 pF
Description
Input Matching
Output Matching
RF Bypass
DC Bypass
DC Bypass
RF Choke
Output Matching
Input Matching
RFout