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| MRF18090BR3 Datasheet, PDF (3/8 Pages) Freescale Semiconductor, Inc – RF Power Field Effect Transistors N-Channel Enhancement-Mode Lateral MOSFETs | |||
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R1
R2
T1
R3
R4
R5
VGG
C1
C2
RF
INPUT Z1
Z3
Z4
R6
Z5 Z6
C6
Z2
Z7
DUT
Z8
VDD
+
C3 C4
C5
RF
Z9
Z10 OUTPUT
C7
C1
C2
C3, C4
C5
C6, C7
R1
R2, R3, R6
R4
R5
T1
Z1
1.0 mF Chip Capacitor (0805)
1.0 nF Chip Capacitor (0805)
6.8 pF, 100B Chip Capacitors
220 mF, 50 V Electrolytic Capacitor
12 pF, 100B Chip Capacitors
2.2 kW Chip Resistor (0805)
1.0 kW Chip Resistors (0805)
10 kΩ Chip Resistor (0805)
6.8 kΩ Chip Resistor (0805)
BC847 SOT - 23
0.85â³ x 0.09â³ Microstrip
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Z10
PCB
Printed Inductance
Printed Inductance (Butterfly)
0.70â³ x 0.09â³ Microstrip
0.36â³ x 0.09â³ Microstrip
0.21â³ x 1.25â³ Microstrip
0.45â³ x 1.18â³ Microstrip
1.37â³ x 0.05â³ Microstrip
0.39â³ x 0.09â³ Microstrip
1.25â³ x 0.09â³ Microstrip
Teflon® Glass
Figure 1. 1.93 - 1.99 MHz Test Fixture Schematic
VBIAS
R3 R5
R2
R1 T1 R4 C1 C2
R6
C6
C5
C3 C4
VSUPPLY
C7
Ground
MRF18090B
Ground
Freescale has begun the transition of marking Printed Circuit Boards (PCBs) with the Freescale
Semiconductor signature/logo. PCBs may have either Motorola or Freescale markings during the
transition period. These changes will have no impact on form, fit or function of the current product.
Figure 2. 1.93 - 1.99 GHz Test Fixture Component Layout
RF Device Data
Freescale Semiconductor
MRF18090BR3 MRF18090BSR3
3
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