MGA-634P8 Avago Technologies US Inc., MGA-634P8 Datasheet - Page 4

• Manufacturer Part Number: MGA-634P8
• Manufacturer: Avago Technologies US Inc.

Specifications of MGA-634P8

• Manufacturer's Type: Low Noise Amplifier
• Number Of Channels: 1
• Frequency (max): 1.9GHz
• Operating Supply Voltage (max): 5.5V
• Package Type: QFN
• Mounting: Surface Mount
• Pin Count: 8
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Compliant

Demo Board Layout
Figure 5. Demo Board Layout Diagram
– Recommended PCB material is 10 mils Rogers RO4350.
– Suggested component values may vary according to layout and PCB material.
Table 1. Component list for 1.9 GHz matching
Note:
C1, C2 are DC Blocking capacitors
L1 input match for NF
L2 output match for OIP3
C3, C4, C5, C6 are bypass capacitors
R1 is stabilizing resistor
Rbias is the biasing resistor
4
Part
C1, C2
L1
L2
C3, C4
C5, C6
R1
R2
Size
0402
0402
0603
0402
0805
0402
0402
Value
1000pF (Murata)
8.2nH (CoilCraft)
8.2nH (Toko)
10pF (Murata)
4.7uF (Murata)
49.9 Ohm (Rohm)
0 Ohm (Rohm)
MCR01 MZS F 49R9
Detail Part Number
GRM155R71H102KA01E
0402CS-8N2XGLU
LLP1005-FH8N2C
GRM1555C1H100JZ01E
GRM21BR60J475KA11L
RMC1/16S-JPTH
Demo Board Schematic
Figure 6. Demo Board Schematic Diagram
RFin
C5 (4.7uF)
C3 (10pF)
C1 (1000pF)
L1 (8.2nH)
R1
(49.9 Ohm)
(5.6kOhm)
[1]
[2]
[3]
[4]
Rbias
bias
R2
(0 Ohm)
[8]
[7]
[6]
[5]
Vdd
C2 (1000pF)
C6 (4.7uF)
C4 (10pF)
L2 (8.2nH)