mga-444940-02 MicroWave Technology, Inc., mga-444940-02 Datasheet - Page 6

• Manufacturer Part Number: mga-444940-02
• Description: 4.4 - 4.9 Ghz 10w High Efficiency High Power Amplifier
• Manufacturer: MicroWave Technology, Inc.

APPLICATION NOTE CONTINUED
TYPICAL SCATTERING PARAMETERS:
Vds=28V, Vgs=-3.0V, Idq=100mA, Ta=25C, Z0=50ohm
Fremont, CA 94538
4268 Solar Way
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Vdd
Vneg
V_DC
SRC2
Vdc=28 V
V_DC
SRC1
Vdc=-5 V
V_DC
SRC3
Vdc=5.0 V
ap_pnp_2N2907_19930601
Q2
ap_nms_IRF242_19930601
M2
Vdd
R
R4
R=6 Ohm
R
R6
R=6.8 kOhm
Schematic of Constant Current Loop
C
C2
C=100.0 pF
ap_pnp_2N2907_19930601
Q3
FIGURE 9
Vneg
vdrain
R
R8
R=0.2 Ohm
R
R7
R=390 Ohm
I_Probe
I_PA
C
C3
C=1.0 nF
4.4 - 4.9 GHz 10W High Efficiency
Data Sheet and Application Note
R
R9
R=2.2 kOhm
MGA-444940-02
High Power Amplifier
R
R10
R=50 Ohm
www.mwtinc.com
P [phone]
F [phone]
May 2010
vgate
C
C1
C=1.0 nF