MRF18085BLR3 Datasheet, PDF (3/12 Pages) Freescale Semiconductor, Inc – RF Power Field Effect Transistors

V_BIAS
+
R1
C2
R2
C8 C1
RF
INPUT
Z1
R3
Z2
Z3
C5
C4 C9
DUT
C3 C10 C7
+
C11
V_SUPPLY
Z4
Z5
Z6
RF
Z7 ^OUTPUT
C6
C1, C10
C2
C3, C6
C4
C5
C7, C8
C9
C11
R1, R2
R3
1.0 nF Chip Capacitors, ATC
10 mF, 35 V Tantalum Capacitor
10 pF Chip Capacitors, ATC
3.3 pF Chip Capacitor, ATC
4.7 pF Chip Capacitor, ATC
100 nF Chip Capacitors, ACCU - P (1206)
3.9 pF Chip Capacitor, ATC
470 mF, 63 V Electrolytic Capacitor
1.0 kW Chip Resistors (0805)
2 x 18 kW Chip Resistor (1206)
Z1
Z2
Z3
Z4
Z5
Z6
Z7
PCB
1.654″ x 0.082″ Microstrip
0.207″ x 0.082″ Microstrip
0.362″ x 1.260″ Microstrip
0.583″ x 0.669″ Microstrip
0.449″ x 0.179″ Microstrip
0.877″ x 0.082″ Microstrip
0.326″ x 0.082″ Microstrip
0.030″ Glass Teflon^® (e_r = 2.55)
Figure 1. 1930 - 1990 MHz Test Fixture Schematic
VBIAS
A1
Ground
C2
R1
R2
C1
R3
C8
C4
C9
C5
MRF18085B
Rev 0
C11
C3
C7
C10
C6
VSUPPLY
A2
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. 1930 - 1990 MHz Test Fixture Component Layout
RF Device Data
Freescale Semiconductor
MRF18085BLR3 MRF18085BLSR3
3