ADPOW ARF442

D
TO-247
G
ARF442 200W 100V 13.56MHz
ARF443 200W 100V 13.56MHz
S
THE ARF442 PIN-OUTS ARE MIRROR IMAGE OF THE ARF443.
RF OPERATION (1-15MHz )
POWER MOS IV ®
N - CHANNEL ENHANCEMENT MODE RF POWER MOSFET
The ARF442 and ARF443 comprise a symmetric pair of RF power transistors designed for narrow-band push-pull
commercial, medical and industrial RF power amplifier applications.
• Specified 100 Volt, 13.56 MHz Characteristics:
• Output Power = 200 Watts.
• Gain = 22dB (Typ.)
• Efficiency = 73% (Typ.)
• Low Cost Common Source RF Package.
• Very High Breakdown for Improved Ruggedness.
• Low Thermal Resistance.
• Nitride Passivated Die for Improved Reliability.
MAXIMUM RATINGS
Symbol
All Ratings: TC = 25°C unless otherwise specified.
Parameter
ARF442/443
VDSS
Drain-Source Voltage
300
VDGO
Drain-Gate Voltage
300
ID
UNIT
Volts
Continuous Drain Current @ TC = 25°C
8
Amps
VGS
Gate-Source Voltage
±30
Volts
PD
Total Power Dissipation @ TC = 25°C
167
Watts
Junction to Case
0.75
°C/W
RθJC
TJ,TSTG
TL
-55 to 150
Operating and Storage Junction Temperature Range
°C
300
Lead Temperature: 0.063" from Case for 10 Sec.
STATIC ELECTRICAL CHARACTERISTICS
Symbol
BVDSS
Characteristic / Test Conditions
MIN
Drain-Source Breakdown Voltage (VGS = 0V, ID = 250 µA)
300
VDS(ON) On State Drain Voltage
IDSS
IGSS
gfs
VGS(TH)
1
TYP
MAX
UNIT
Volts
(ID(ON) = 6.5A, VGS = 10V)
6
Zero Gate Voltage Drain Current (VDS = VDSS, VGS = 0V)
250
Zero Gate Voltage Drain Current (VDS = 0.8 VDSS, VGS = 0V, TC = 125°C)
1000
Gate-Source Leakage Current (VGS = ±30V, VDS = 0V)
±100
Forward Transconductance (VDS = 10V, ID = 5.5A)
3.5
Gate Threshold Voltage (VDS = VGS, ID = 50mA)
4.5
µA
nA
mhos
2
5
Volts
APT Website - http://www.advancedpower.com
USA
405 S.W. Columbia Street
Bend, Oregon 97702-1035
Phone: (541) 382-8028
FAX: (541) 388-0364
F-33700 Merignac - France
Phone: (33) 5 57 92 15 15
FAX: (33) 5 56 47 97 61
EUROPE
Avenue J.F. Kennedy Bât B4 Parc Cadéra Nord
050-4506 Rev C
CAUTION: These Devices are Sensitive to Electrostatic Discharge. Proper Handling Procedures Should Be Followed.
ARF442/443
DYNAMIC CHARACTERISTICS
Symbol
Characteristic
Ciss
Input Capacitance
Coss
Output Capacitance
Crss
MIN
TYP
MAX
730
900
VDS = 100V
100
140
f = 1 MHz
33
50
MAX
Test Conditions
VGS = 0V
Reverse Transfer Capacitance
UNIT
pF
FUNCTIONAL CHARACTERISTICS
Symbol
GPS1
Characteristic
Common Source Amplifier Power Gain
η1
Drain Efficiency
ψ
Electrical Ruggedness VSWR 30:1
GPS2
η2
Test Conditions
MIN
TYP
VDD = 100V
17
18.9
dB
73
%
VGS = 0V
Pout = 200W
f = 13.56MHz
UNIT
No Degradation in Output Power
Common Source Amplifier Power Gain
VDD = 100V, Pout = 200W
22
dB
Drain Efficiency
IDQ = 50mA, f = 13.56MHz
65
%
1 Pulse Test: Pulse width < 380 µS, Duty Cycle < 2%
APT Reserves the right to change, without notice, the specifications and information contained herein.
TYPICAL 13.56 MHz, 400 WATT PUSH-PULL CLASS 'C' POWER AMPLIFIER CIRCUIT
.01µF
Q1
RF
Input
L1
0.5µH
BFC1
T1
2:1
C1
C2
T2
R1
75-480pF
RF
Output
C3
.01µF
10K
C4
C5
.01µF
Q2
.01µF
RFC1
C6
C8
C7
.01µF
.01µF
C9
.01µF
C10
+
.1µF
VDD = 100V
10µF (100V)
Parts List
C1 = 75-480pF Compression Mica
C2, C3, C4, C5, C6, C7 & C8 = .01µF @ 200V, CK06
C9 = .1µF @ 100V, CK06
C10 = 10µF @ 100V Electrolytic
R1 = 10KΩ, 5%, 1/4W, Carbon
Q1 = ARF442
Q2 = ARF443
L1 = 7.5 T of #18AWG, ID = .438", L = 0.5µH
050-4506 Rev C
BFC1 = Balanced DC Feed Choke; 7 T of #22 stranded PTFE twisted pair on an Indiana General #F624-19-Q1 toroid. µi = 125
RFC1 = 2 T of #18 stranded PTFE on a Fair-Rite #2677006301 shield bead. µi = 2000
T1 = 4:1 Z Conventional Transformer; 2:1 T of #22 stranded PTFE on a Fair-Rite #2843000202 Balun Core. µi = 850
T2 = 1:1 Z Transmission Line Transformer, using 50Ω coax.
• Coax = 22" of mini 50Ω PTFE coax, OD = .095"
• A large 2-hole balun core was constructed by gluing two Fair-Rite #2643102002, µi = 850 cores together.
• The transformer is constructed by winding 4.5 turns of the coax around the center of the balun core.
PCB = .062" G10 Epoxy Glass.
ARF442/443
RF POWER OUT (WATTS)
500
Performance of aTypical
Push-Pull Power Amplifier (2-Devices)
f = 13.56 MHz
V
= 100V
400
DD
300
200
100
0
0
1
2
3
4
5
6
RF POWER IN (WATTS)
Figure 1, RF Power Out vs RF Power In
TJ = +25°C
8
TJ = +125°C
4
TJ = +125°C
TJ = +25°C
TJ = -55°C
10
re N)
He (O
n
tio R DS
a
er By
Op ited
Lim
1
.5
TC =+25°C
TJ =+150°C
1
5
10
50 100
300
VDS, DRAIN-TO-SOURCE VOLTAGE (VOLTS)
Figure 4, Maximum DC Safe Operating Area
DS
=V
GS
1.1
1.0
0.9
0.8
0.7
0
2
4
6
8
10
VGS, GATE-TO-SOURCE VOLTAGE (VOLTS)
Figure 2, Typical Transfer Characteristics
10
ID, DRAIN CURRENT (AMPERES)
VGS(TH), THRESHOLD VOLTAGE
(NORMALIZED)
12
.1
9
Figure 2, RF Power Out vs RF Power In
V
VDS = 30V
250µSEC. PULSE TEST
@ <0.5 % DUTY CYCLE
BVDSS(ON), DRAIN-TO-SOURCE BREAKDOWN
VOLTAGE (NORMALIZED)
ID, DRAIN CURRENT (AMPERES)
TJ = -55°C
5
8
1.2
16
0
7
-50
-25
0
25 50 75 100 125 150
TC, CASE TEMPERATURE (°C)
Figure 3, Threshold Voltage vs Temperature
1.2
1.1
1.0
0.9
0.8
0.7
-50
-25
0
25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 5, Breakdown Voltage vs Temperature
3,000
Ciss
500
Coss
Crss
100
50
10
.01
.05
.1
.5
1
5
10
VDS, DRAIN-TO-SOURCE VOLTAGE (VOLTS)
Figure 6, Typical Capacitance vs. Drain-To-Source Voltage
50
100
050-4506 Rev C
C, CAPACITANCE (pF)
1,000
ARF442/443
TO-247AD Package Outline
ARF442
4.69 (.185)
5.31 (.209)
1.49 (.059)
2.49 (.098)
15.49 (.610)
16.26 (.640)
5.38 (.212)
6.20 (.244)
Source
6.15 (.242) BSC
20.80 (.819)
21.46 (.845)
3.55 (.138)
3.81 (.150)
ARF44E
2.87 (.113)
3.12 (.123)
4.50 (.177) Max.
0.40 (.016)
0.79 (.031)
1.65 (.065)
2.13 (.084)
19.81 (.780)
20.32 (.800)
GATE
SOURCE
DRAIN
1.01 (.040)
1.40 (.055)
2.21 (.087)
2.59 (.102)
5.45 (.215) BSC
2-Plcs.
Dimensions in Millimeters and (Inches)
ARF443
4.69 (.185)
5.31 (.209)
1.49 (.059)
2.49 (.098)
15.49 (.610)
16.26 (.640)
5.38 (.212)
6.20 (.244)
Source
6.15 (.242) BSC
20.80 (.819)
21.46 (.845)
3.55 (.138)
3.81 (.150)
ARF44O
2.87 (.113)
3.12 (.123)
4.50 (.177) Max.
0.40 (.016)
0.79 (.031)
1.65 (.065)
2.13 (.084)
19.81 (.780)
20.32 (.800)
DRAIN
SOURCE
GATE
1.01 (.040)
1.40 (.055)
2.21 (.087)
2.59 (.102)
5.45 (.215) BSC
2-Plcs.
Dimensions in Millimeters and (Inches)
050-4506 Rev C
NOTE: The ARF442 and ARF443 comprise a symmetric pair of RF power transistors and
meet the same electrical specifications. The device pin-outs are the mirror image of each
other to allow ease of use as a push-pull pair.
CAUTION: These Devices are Sensitive to Electrostatic Discharge. Proper Handling Procedures Should Be Followed.
USA
405 S.W. Columbia Street
Bend, Oregon 97702-1035
Phone: (541) 382-8028 FAX: (541) 388 -0364
EUROPE
Avenue J.F. Kennedy Bât B4 Parc Cadéra Nord F-33700 Merignac - France Phone: (33) 5 57 92 15 15 FAX: (33) 5 56 47 97 61