
3
MRF282SR1 MRF282ZR1
MOTOROLA RF DEVICE DATA
Figure 1. 1.93 – 2.0 GHz Broadband Test Circuit Schematic
Z11
Z12
Z13
Z14
Z15
Z16
Raw Board
Material
0.636
″
x 0.055
″
Microstrip
0.303
″
x 0.055
″
Microstrip
0.463
″
x 0.080
″
Microstrip
0.105
″
x 0.080
″
Microstrip
0.452
″
±
0.085
″
x 0.080
″
Microstrip
0.910
″
±
0.085
″
x 0.080
″
Microstrip
0.030
″
Glass Teflon
, 2 oz Copper,
3
″
x 5
″
Dimensions,
Arlon GX0300–55–22,
ε
r = 2.55
RF
INPUT
RF
OUTPUT
Z14
Z1
Z2
Z3
Z4
Z7
Z8
Z9
Z13
VGG
C3
C6
C1
C2
C4
R3
B2
C5
C11
B3
R5
C16
B4
C18
C17
C15
Z10
C12
DUT
+
+
VDD
Z5
C9
Z11
C14
Z15
Z16
Z12
C10
C13
C8
Z6
C7
R4
R2
B1
R1
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Z10
0.491
″
x 0.080
″
Microstrip
0.253
″
x 0.080
″
Microstrip
0.632
″
x 0.080
″
Microstrip
0.567
″
x 0.080
″
Microstrip
1.139
″
x 0.055
″
Microstrip
0.236
″
x 0.055
″
Microstrip
0.180
″
x 0.325
″
Microstrip
0.301
″
x 0.325
″
Microstrip
0.439
″
x 0.325
″
Microstrip
0.055
″
x 0.325
″
Microstrip
Table 1. 1.93 – 2.0 GHz Broadband Component Designations and Values
Designators
Description
B1, B4
B2, B3
C1, C2, C9
C3
C4, C5, C13, C16
C6
C7
C8
C10
C11
C12
C14
C15
C17
C18
R1
R2, R5
R3, R4
WS1, WS2
0.120
″
x 0.333
″
x 0.100
″
, Surface Mount Ferrite Beads, Fair Rite # 2743019446
0.120
″
x 0.170
″
x 0.100
″
, Surface Mount Ferrite Beads, Fair Rite # 2743029446
0.8–8.0 pF Gigatrim Variable Capacitors, Johanson # 27291SL
10 F, 35 V Tantalum Surface Mount Chip Capacitor, Kemet # T495X106K035AS4394
0.1 F Chip Capacitor, Kemet # CDR33BX104AKWS
200 pF, B Case RF Chip Capacitors, ATC # 100B201JCA500X
18 pF, B Case RF Chip Capacitors, ATC # 100B180KP500X
39 pF, B Case RF Chip Capacitors, ATC # 100B390JCA500X
27 pF, B Case RF Chip Capacitors, ATC # 100B270JCA500X
1.2 pF, B Case RF Chip Capacitors, ATC # 100B1R2CCA500X
0.6–4.5 pF, Gigatrim Variable Capacitor, Johanson # 27271SL
0.5 pF, B Case RF Chip Capacitors, ATC # 100B0R5BCA500X
15 pF, B Case RF Chip Capacitors, ATC # 100B150JCA500X
0.1 pF, B Case RF Chip Capacitors, ATC # 100B0R1BCA500X
22 F, 35 V Tantalum Surface Mount Chip Capacitor, Kemet # T491X226K035AS4394
560 k
, 1/4 W Chip Resistor 0.08
″
x 0.13
″
12
, 1/4 W Chip Resistor 0.08
″
x 0.13
″
, Garrett Instruments # RM73B2B120JT
91 , 1/4 W Chip Resistor 0.08
″
x 0.13
″
, Garrett Instruments # RM73B2B910JT
Beryllium Copper Wear Blocks 0.010
″
x 0.235
″
x 0.135
″
NOM
Brass Banana Jack and Nut
Red Banana Jack and Nut
Green Banana Jack and Nut
Type “N” Jack Connectors, Omni–Spectra # 3052–1648–10
4–40 Ph Head Screws, 0.125
″
Long
4–40 Ph Head Screws, 0.188
″
Long
4–40 Ph Head Screws, 0.312
″
Long
4–40 Ph Rec. Hd. Screws, 0.438
″
Long
3
″
x 5
″
Copper Clad PCB, Glass Teflon
RF Circuit Board