mga-645t6 Avago Technologies, mga-645t6 Datasheet - Page 4

• Manufacturer Part Number: mga-645t6
• Description: Low Noise Amplifer With Bypass/shutdown Mode In Low Profle Package
• Manufacturer: Avago Technologies

Demo Board Schematic for 2.3–2.4 GHz tuning
Figure 6. Demo Board Schematic Diagram
MGA-645T6 Typical Performance (2.3 – 2.4 GHz match)
TA = +25 °C, Vdd = 3V, Ids = 7mA (Vbypass = 1.8V), RF measurement at 2.4 GHz, Input Signal=CW unless stated
otherwise.
Figure 7. LNA Mode S21,S11,S22, S12 vs Frequency

RFin
Vbypass
-10
-20
-30
-40
-50
-60
20
10
0
L1
1.0
2
1
3
1.5
MGA-645T6
2.0
bias/control
2.5
3.0
6
5
4
Gain
freq, GHz
3.5
L3
L2
Isolation
C1
4.0
C2
RFout
4.5
Vdd
Notes
8. Jumpers indicated in the demo board drawing are not
5.0
Part
L1
L2
L3
C1
C2
J1,J2
Output Return Loss
Input Return Loss
needed in actual application board; this is because
generic demo boards were used for development.
[8]
5.5
Size
0402
0402
0402
0402
0402
0402
6.0
Value
2.7nH
3.9nH
4.7nH
11pF
0.1uF
0 ohm
P/N
LL1005FH2N7B (TOKO)
LL1005FH3N9C (TOKO)
LL1005FH4N7C (TOKO)
MCH155A110JK(ROHM)
CM05X7R104K10AHF
RK73Z1E000 (KOA)