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參數(shù)資料
| 型號： | MRF21125SR3 |
| 廠商： | FREESCALE SEMICONDUCTOR INC |
| 元件分類： | 功率晶體管 |
| 英文描述： | S BAND, Si, N-CHANNEL, RF POWER, MOSFET |
| 封裝： | ROHS COMPLIANT, NI-880S, CASE 465C-02, 2 PIN |
| 文件頁數(shù)： | 7/12頁 |
| 文件大?。?/td> | 437K |
| 代理商： | MRF21125SR3 |
RF Device Data
Freescale Semiconductor
MRF21125R3 MRF21125SR3
Figure 1. MRF21125 Test Circuit Schematic
RF
INPUT
RF
OUTPUT
Z1
Z2
VGG
C1
+
Z3
Z4
DUT
VDD
+
Z13
Z5
Z9
Z10
Z8
C4
C5
C16
C8
C9
C10
C11
C12
C6
C7
+
C2
C3
Z11
Z12
C15
R4
W1
C13
C14
R2
R1
Z8
0.600″ x 1.056″ Microstrip
Z9
0.179″ x 0.219″ Microstrip
Z10
0.100″ x 0.336″ Microstrip
Z11
0.534″ x 0.142″ Microstrip
Z12
0.089″ x 0.080″ Microstrip
Z13
0.620″ x 0.080″ Microstrip
PCB
Arlon GX0300-55-22, 0.030″, εr = 2.55
Z1
1.212″ x 0.082″ Microstrip
Z2
0.236″ x 0.082″ Microstrip
Z3
0.086″ x 0.254″ Microstrip
Z4
0.357″ x 0.082″ Microstrip
Z5
0.274″ x 1.030″ Microstrip
Z6
0.466″ x 0.050″ Microstrip
Z7
0.501″ x 0.050″ Microstrip
Z6
Z7
+
R3
B1
+
Table 5. MRF21125 Test Circuit Component Designations and Values
Designators
Description
B1
Ferrite Bead (Square), Fair Rite #2743019447
C1
9.1 pF Chip Capacitor, ATC #100B9R1CCA500X
C2, C4, C11, C12
22 μF, 35 V Tantalum Surface Mount Chip Capacitors, Kemet #T491X226K035AS4394
C3, C7
20000 pF Chip Capacitors, ATC #100B203JCA50X
C5, C14
5.1 pF Chip Capacitors, ATC #100B5R1CCA500X
C6
100000 pF Chip Capacitor, ATC #100B104JCA50X
C8
10000 pF Chip Capacitor, ATC #100B103JCA50X
C9
7.5 pF Chip Capacitor, ATC #100B7R5CCA500X
C10
1.2 pF Chip Capacitor, ATC #100B1R2CCA500X
C13
0.1 μF Chip Capacitor, Kemet #CDR33BX104AKWS
C15
16 pF Chip Capacitor, ATC #100B160KP500X
C16
0.6 - 4.5 pF Variable Capacitor, Johanson Gigatrim #27271SL
R1
1.0 kΩ, 1/8 W Chip Resistor
R2
560 kΩ, 1/8 W Chip Resistor
R3
4.7 Ω, 1/8 W Chip Resistor
R4
12 Ω, 1/8 W Chip Resistor
W1
Solid Copper Buss Wire, 16 AWG
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