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參數資料
MRF21085 MRF21085S MRF21085SR3 MRF21085LS MRF21085LSR3
5.2–312
MOTOROLA WIRELESS
RF PRODUCT DEVICE DATA
Figure 1. MRF21085 Test Circuit Schematic
RF
INPUT
RF
OUTPUT
Z1
Z2
VGG
C1
C6
L1
DUT
VDD
Z3
C8
Z7
C5
Z5
Z6
R4
C4
Z4
+
C9
C3
C2
Z8
C10
C11
C12
++
+
B1
R1
R2
R3
Board
0.030
″ Glass Teflon,
Keene GX–0300–55–22,
εr = 2.55
PCB
Etched Circuit Boards
MRF21085 Rev. 3, CMR
Z1
0.750
″ x 0.084″ Microstrip
Z2
1.015
″ x 0.084″ Microstrip
Z3
0.480
″ x 0.800″ Microstrip
Z4
0.750
″ x 0.050″ Microstrip
Z5
0.610
″ x 0.800″ Microstrip
Z6
0.885
″ x 0.084″ Microstrip
Z7
0.720
″ x 0.084″ Microstrip
Z8
0.800
″ x 0.070″ Microstrip
Table 1. MRF21085 Test Circuit Component Designations and Values
Designators
Description
B1
Short Ferrite Bead, Fair Rite, #2743019447
C1, C6
43 pF Chip Capacitors, ATC #100B430JCA500X
C2
10 pF Chip Capacitor, ATC #100B100JCA500X
C3, C9
1000 pF Chip Capacitors, ATC #100B102JCA500X
C4, C10
0.1
mF Chip Capacitors, Kemet #CDR33BX104AKWS
C5
1.0
mF Tantalum Chip Capacitor, Kemet #T491C105M050
C7
2.7 pF Chip Capacitor, ATC #100B2R7JCA500X
C8
10
mF Tantalum Chip Capacitor, Kemet #T495X106K035AS4394
C11, C12
22
mF Tantalum Chip Capacitors, Kemet #T491X226K035AS4394
L1
1 Turn, #20 AWG, 0.100
″ ID, Motorola
N1, N2
Type N Flange Mounts, Omni Spectra #3052–1648–10
R1
1.0 k
, 1/8 W Chip Resistor
R2
180 k
, 1/8 W Chip Resistor
R3, R4
10
, 1/8 W Chip Resistors
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|---|---|
| MRF21085LS | S BAND, Si, N-CHANNEL, RF POWER, MOSFET |
| MRF21090R3 | S BAND, Si, N-CHANNEL, RF POWER, MOSFET |
| MRF21090SR3 | S BAND, Si, N-CHANNEL, RF POWER, MOSFET |
| MRF21120R6 | 2 CHANNEL, S BAND, Si, N-CHANNEL, RF POWER, MOSFET |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| MRF21085SR3 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:RF Power Field Effect Transistors |
| MRF21090 | 制造商:Motorola Inc 功能描述:MOSFET Transistor, N-Channel, RFMOD |
| MRF21090R3 | 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:RF Power Field Effect Transistors |
| MRF21090R3_06 | 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:RF Power Field Effect Transistors |
| MRF21090SR3 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:RF Power Field Effect Transistors |
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