050-4929 A 2-2006
MAXIMUM RATINGS All Ratings: T
C
= 25°C unless otherwise specified.
STATIC ELECTRICAL CHARACTERISTICS (each device)
Symbol
BV
DSS
V
DS
(ON)
I
DSS
I
GSS
g
fs
g
fs1
/
g
fs2
V
GS
(TH)
∆V
GS
(TH)
Characteristic / Test Conditions
Drain-Source Breakdown Voltage (V
GS
= 0V, I
D
= 250 µA)
On State Drain Voltage

1
(I
D
(ON)
= 5A, V
GS
= 10V)
Zero Gate Voltage Drain Current (V
DS
= V
DSS
, V
GS
= 0V)
Zero Gate Voltage Drain Current (V
DS
= 50V, V
GS
= 0, T
C
= 125°C)
Gate-Source Leakage Current (V
GS
= ±30V, V
DS
= 0V)
Forward Transconductance (V
DS
= 15V, I
D
= 5A)
Forward Transconductance Match Ratio (V
DS
= 15V, I
D
= 5A)
Gate Threshold Voltage (V
DS
= V
GS
, I
D
= 200mA)
Gate Threshold Voltage Match (V
DS
= V
GS
, I
D
= 200mA)
MIN TYP MAX
500
2.9 4
25
250
±100
3 3.6
0.9 1.1
2 3.3 4
0.2
UNIT
Volts
µA
nA
mhos
Volts
Symbol
V
DSS
V
DGO
I
D
V
GS
P
D
T
J
,T
STG
T
L
Parameter
Drain-Source Voltage
Drain-Gate Voltage
Continuous Drain Current @ T
C
= 25°C (each device)
Gate-Source Voltage
Total Device Dissipation @ T
C
= 25°C
Operating and Storage Junction Temperature Range
Lead Temperature: 0.063" from Case for 10 Sec.
ARF475FL
500
500
10
±30
483
-55 to 175
300
UNIT
Volts
Amps
Volts
Watts
°C
RF POWER MOSFET
N- CHANNEL ENHANCEMENT MODE 165V 300W 150MHz
The ARF475FL is a matched pair of RF power transistors in a common source configuration. It is designed for high voltage
push-pull or parallel operation in narrow band ISM and MRI power amplifiers up to 150 MHz.
• Specified 150 Volt, 128 MHz Characteristics:
• Output Power = 900 Watts Peak
• Gain = 15dB (Class AB)
• Efficiency = 50% min
• High Performance Push-Pull RF Package.
• High Voltage Breakdown and Large SOA
for Superior Ruggedness.
• Low Thermal Resistance.
ARF475FL
Common Source
Push-Pull Pair
CAUTION: These Devices are Sensitive to Electrostatic Discharge. Proper Handling Procedures Should Be Followed.
APT Website - http://www.advancedpower.com
THERMAL CHARACTERISTICS
Symbol
R
θJC
R
θCS
Characteristic
Junction to Case
Case to Sink (Use High Efficiency Thermal Joint Compound and Planar Heat Sink Surface.)
MIN TYP MAX
0.31
0.1
UNIT
°C/W
G
G
D
S
S
S
S
D