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Part Name
Description
RMBA19500A View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
Manufacturer
RMBA19500A
PCS1900 2 Watt GaAs MMIC Power Amplifier
Fairchild Semiconductor
RMBA19500A Datasheet PDF : 7 Pages
1
2
3
4
5
6
7
Vd1
Pin #4
Vd2
Pin #10
GND
Pin #5, 8, 11, 13
RF IN
Pin #7
MMIC CHIP
RF OUT & Vd3
Pin #1, 2, 3
Vg1
Pin #6
Vg 2
Pin # 9
Vg 3
Pin #12
Figure 2. Functional Block Diagram
R4
30
Ω
R2
1k
Ω
R3
910
Ω
L1
5.6nH
C3
1500pF
C15
4.7µF
RFIN
J1
L4
5.6nH
C1
10pF
R1
20
Ω
P1
VG1, VG2
P3
GND
C6
0.1
µ
F
R7
1K
Ω
Fairchild
RMBA19500A
R6
1.1K
Ω
R5
20
Ω
C4
1500pF
R8
390
Ω
C5
1500pF
L2
5.6nH
R9
300
Ω
L3
10nH
C9
2.2pF
C8
4.7
µ
F
C7
0.1
µ
F
C14
4.7
µ
F
C2
10.0pF
C10
2.2pF
C11
4.7
µ
F
P2
VGG3
Figure 3. Schematic of Application Circuit Showing External Components
RFOUT
J2
P4
VD1, 2, 3
©2004 Fairchild Semiconductor Corporation
RMBA19500A Rev. C
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