参数资料
型号: ARF440
元件分类: JFETs
英文描述: 11 A, 150 V, N-CHANNEL, Si, POWER, MOSFET, TO-247AD
文件页数: 2/4页
文件大小: 56K
代理商: ARF440
+Vbias
VDD = 50V
Idq = 0.4A
RF
Output
RF
Input
L1
T1
2:1
C1
C2
R2
R1
3.3K
75-480pF
.1F
Q1
C4
25-240pF
C5
C6
RFC1
T2
C9
C10
C11
+
.01F
.1F
10F (50V)
3.3K
R3
C7
C8
C3
.1F
T3
BFC1
ATC"B"
.01F
ATC"B"
.01F
ATC"B"
0.5H
0.4H
L2
Q2
Parts List
C1 = 75-480pF Compression Mica
C2, C3 & C10 = .1
F @ 50V, Novacap #1210B104K500N
C4 = 25-240pF Compression Mica
C5, C6, C7, C8 & C9 = .01
F @ 50V, Novacap #1210B103K500N
C11 = 10
F @ 50V Electrolytic
R1, R2 & R3 = 1K
, 5%, 1/4W, Carbon
Q1 = ARF440
Q2 = ARF441
L1 = 7.5 T of #18AWG, ID = .438", L = 0.5
H
L2 = 6.5 T of #18AWG, ID = .438", L = 0.4
H
BFC1 = Balanced DC Feed Choke; 7 T of #18 stranded PTFE twisted pair on an Indiana General #F624-19-Q1 toroid.
i = 125
RFC1 = 2 T of #18 stranded PTFE on a Fair-Rite #2677006301 shield bead.
i = 2000
T1 = 4:1 Z Conventional Transformer; 2:1 T of #22 stranded PTFE on a Fair-Rite #2843000202 Balun Core.
i = 850
T2 & 3 = 1:4 Z Transmission Line Transformer; 6 T of mini 25
PTFE coax on a Fair-Rite #2643102002 shield bead. i = 2000
PCB = .062" G10 Epoxy Glass.
DYNAMIC CHARACTERISTICS
ARF440/441
Symbol
C
iss
C
oss
C
rss
Characteristic
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Test Conditions
V
GS
= 0V
V
DS
= 50V
f = 1 MHz
MIN
TYP
MAX
755
900
155
215
55
90
UNIT
pF
FUNCTIONAL CHARACTERISTICS
Symbol
G
PS
η
ψ
MIN
TYP
MAX
18
21
63
UNIT
dB
%
Test Conditions
V
DD
= 50V
P
out
= 125W
I
DQ
= 200mA
f = 13.56MHz
No Degradation in Output Power
Characteristic
Common Source Amplifier Power Gain
Drain Efficiency
Electrical Ruggedness VSWR 30:1
1 Pulse Test: Pulse width < 380
S, Duty Cycle < 2%
APT Reserves the right to change, without notice, the specifications and information contained herein.
TYPICAL 13.56 MHz, 250 WATT PUSH-PULL POWER AMPLIFIER CIRCUIT
050-4406
Rev
C
相关PDF资料
PDF描述
ARF441 11 A, 150 V, N-CHANNEL, Si, POWER, MOSFET, TO-247AD
ARF448B VHF BAND, Si, N-CHANNEL, RF POWER, MOSFET, TO-247AD
ARF448A VHF BAND, Si, N-CHANNEL, RF POWER, MOSFET, TO-247AD
ARF448A VHF BAND, Si, N-CHANNEL, RF POWER, MOSFET, TO-247AD
ARF448B VHF BAND, Si, N-CHANNEL, RF POWER, MOSFET, TO-247AD
相关代理商/技术参数
参数描述
ARF441 制造商:Microsemi Corporation 功能描述:PWR MOSFET RF N-CH 150V TO-247AD
ARF442 制造商:Microsemi Corporation 功能描述:PWR MOSFET RF N-CH 300V TO-247AD
ARF443 制造商:Microsemi Corporation 功能描述:PWR MOSFET RF N-CH 300V TO-247AD
ARF444 制造商:Microsemi Corporation 功能描述:PWR MOSFET RF N-CH 900V TO-247AD
ARF444G 制造商:Microsemi Corporation 功能描述:ARF444 Series N-Channel 300 W 15 MHz Flange Mount RF Power Mosfet - TO-247-3