MRF284LR1 Freescale Semiconductor, MRF284LR1 Datasheet - Page 3

• Manufacturer Part Number: MRF284LR1
• Description: RF Power Field Effect Transistors
• Manufacturer: Freescale Semiconductor

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INPUT
Table 4. 1930 - 2000 MHz Broadband Test Circuit Component Designations and Values
RF Device Data
Freescale Semiconductor
V
B1 - B3
C1, C2, C8
C3, C17
C4, C14
C5
C6, C12
C7, C13
C9
C10
C11
C15, C16
C18
L1, L2
L3
R1, R2, R3, R5, R6, R7
R4
W1, W2, W3
WS1, WS2
GG
RF
Z1
+
C3
C1
Z2
Designators
R1
W1
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Z10
C2
Z3
C4
C5
R2
B1
0.255″ x 0.080″ Microstrip
0.600″ x 0.080″ Microstrip
0.525″ x 0.080″ Microstrip
0.015″ x 0.325″ Microstrip
0.085″ x 0.325″ Microstrip
0.165″ x 0.325″ Microstrip
0.110″ x 0.515″ Microstrip
0.095″ x 0.515″ Microstrip
0.050″ x 0.515″ Microstrip
0.530″ x 0.080″ Microstrip
Z4
Figure 1. 1930 - 2000 MHz Broadband Test Circuit Schematic
Z5
C6
L1
Ferrite Beads, Round, Ferroxcube #56 - 590 - 65 - 3B
0.8 - 8.0 pF Gigatrim Variable Capacitors, Johanson #27291SL
22 mF, 35 V Tantalum Surface Mount Chip Capacitors, Kemet #T491X226K035AS4394
0.1 mF Chip Capacitors, Kemet #CDR33BX104AKWS
220 pF Chip Capacitor, ATC #100B221KP500X
1000 pF Chip Capacitors, ATC #100B102JCA50X
5.1 pF Chip Capacitors, ATC #100B5R1CCA500X
1.2 pF Chip Capacitor, ATC #100B1R2CCA500X
2.7 pF Chip Capacitor, ATC #100B2R7CCA500X
0.6 - 4.5 pF Gigatrim Variable Capacitors, Johanson #27271SL
200 pF Chip Capacitors, ATC #100B201KP500X
10 mF, 35 V Tantalum Surface Mount Chip Capacitor, Kemet #T495X106K035AS4394
4 Turns, #24 AWG, 0.120″ OD, 0.140″ Long, (12.5 nH), Coilcraft #A04T - 5
2 Turns, #24 AWG, 0.120″ OD, 0.140″ Long, (5.0 nH), Coilcraft #A02T - 5
12 Ω, 1/4 W Chip Resistors, 0.08″ x 0.13″, Garrett Instruments #RM73B2B120JT
560 kΩ, 1/4 W Chip Resistor, 0.08″ x 0.13″
Solid Copper Buss Wire, 16 AWG
Beryllium Copper Wear Blocks 0.005″ x 0.250″ x 0.250″
Z6
R4
R3
B2
C8
Z7
Z8
C7
C9
Z9
DUT
C15
Z10
Z14
Z15
Z16
Z17
PCB
Z11
Z12
Z13
C10
C13
Description
Z11
R5
B3
Z12
0.155″ x 0.515″ Microstrip
0.120″ x 0.325″ Microstrip
0.150″ x 0.325″ Microstrip
0.010″ x 0.325″ Microstrip
0.505″ x 0.080″ Microstrip
0.865″ x 0.080″ Microstrip
0.525″ x 0.080″ Microstrip
Arlon GX0300 - 55 - 22, 0.030″,
ε
r
= 2.55
C11
C12
Z13
W2
R6
L2
Z14
MRF284LR1 MRF284LSR1
C14
Z15
W3
R7
C16
Z16
+
C17
L3
Z17
+
OUTPUT
C18
RF
V
DD
3