MRF6408 Datasheet, PDF (3/8 Pages) Motorola, Inc – RF POWER TRANSISTOR NPN SILICON

C11
R2
C10
C9
R1
C8
T2
R3
VBB
R4
T1 P1
C12
C13
ÌÌÌÌÌÌÌÌÌÌÌÌ _{BASE BIAS CIRCUIT}
VCC
C7
L1
C5
C4
C1
Z1,Θ1
RF
INPUT
Z2,Θ2 Z5,Θ5
ΘB
CT1
TRF1
Z6,Θ6
Z7,Θ7
CT2
RF CIRCUIT
Z8,Θ8
C2
Z10,Θ10
Z12,Θ12
CT3
RF
OUTPUT
C4
47 pF, Chip Capacitor, ATC100A
C5, C9
330 pF, 0805 Chip Capacitor, Vitramon JXB
C7
4.7 µF 63 V, Electrolytic Capacitor
C10, C12, C13 15 nF, 0805 Chip Capacitor, Vitramon JXB
C11
100 µF 16 V, Electrolytic Capacitor
L1
SMD Ferrite Bead, Fair–Rite 2743021447
P1
R1
R2
R3
R4
T1, T2
1 kΩ, Trimmer Resistor
1 Ω, 1206 Chip Resistor
56 Ω, 1206 Chip Resistor
47 Ω, 0805 Chip Resistor
330 Ω, 0805 Chip Resistor
MJD31C, NPN Transistor, Motorola
Test Circuits Bias and Decoupling Components List
C1, C2
CT1
CT2
CT3
Z1
Z2
Z4
Z5
Z6
Z7
Z8
Z10
Z11
Z12
33 pF, Chip Capacitor, ATC100A
Trimmer Capacitor, Gigatrim 37281
Trimmer Capacitor, Gigatrim 37281
Trimmer Capacitor, Gigatrim 37281
50 Ω Θ1 = 10°
50 Ω Θ2 = 74.5° ΘB = 16.5°
74 Ω Θ4 = 68°
12.8 Ω Θ5 = 21°
10.4 Ω Θ6 = 49.5°
18 Ω Θ7 = 36.5°
45 Ω Θ8 = 20°
50 Ω Θ10 = 10°
74 Ω Θ11 = 74.5°
50 Ω Θ12 = 10°
C1, C2
CT1
CT2
CT3
Z1
Z2
Z4
Z5
Z6
Z7
Z8
Z10
Z11
Z12
33 pF, Chip Capacitor, ATC100A
Trimmer Capacitor, Gigatrim 37281
Trimmer Capacitor, Gigatrim 37281
Not Used
50 Ω Θ1 = 10°
50 Ω Θ2 = 74.5° ΘB = 16.5°
74 Ω Θ4 = 68°
12.8 Ω Θ5 = 21°
10.4 Ω Θ6 = 49.5°
18 Ω Θ7 = 36.5°
45 Ω Θ8 = 20°
50 Ω Θ10 = 10°
74 Ω Θ11 = 60°
50 Ω Θ12 = 10°
Electrical Lengths are referenced from IG @ f = 1.9 GHz
1.88 GHz Test Circuit RF Components List
1.99 GHz Test Circuit RF Components List
Figure 1. Test Circuits Schematic
MOTOROLA RF DEVICE DATA
MRF6408
3