F1120
PATENTED GOLD METALIZED
SILICON GATE ENHANCEMENT MODE
RF POWER VDMOS TRANSISTOR
Silicon VDMOS and LDMOS
transistors designed specifically
for broadband RF applications.
Suitable for Military Radios,
Cellular and Paging Amplifier Base
Stations, Broadcast FM/AM, MRI,
200Watts Gemini
Package Style AR
Laser Driver and others.
TM
"Polyfet" process features
gold metal for greatly extended
lifetime. Low output capacitance
and high Ft enhance broadband
performance
HIGH EFFICIENCY, LINEAR,
HIGH GAIN, LOW NOISE
o
ABSOLUTE MAXIMUM RATINGS (TC = 25 C)
Total
Junction to
Maximum
Junction
Temperature
Storage
DC Drain
Current
Drain to
Gate
Voltage
Drain to
Source
Voltage
Gate to
Source
Voltage
Device
Dissipation
Case Thermal
Resistance
Temperature
o
o
o
o
440 Watts
0.4
20 A
70 V
70V
C/W
200 C
-65 C to 150 C
30V
RF CHARACTERISTICS ( 200 WATTS OUTPUT )
SYMBOL
Gps
PARAMETER
MIN
10
TYP
MAX
UNITS
dB
TEST CONDITIONS
Common Source Power Gai
Drain Efficienc
Idq = 2 A, Vds = 28.0 V, F = 175 MHz
Idq = 2 A, Vds = 28.0 V, F = 175 MHz
55
%
VSWR
Load Mismatch Toleranc
20:1
Relative Idq = 2 A, Vds = 28.0 V, F = 175 MHz
ELECTRICAL CHARACTERISTICS (EACH SIDE)
SYMBOL
Bvdss
Idss
PARAMETER
MIN
65
TYP
MAX
UNITS
V
TEST CONDITIONS
Ids = 0.25 A,
Vds = 28.0V, Vgs = 0V
Drain Breakdown Voltag
Zero Bias Drain Curren
Vgs = 0V
5
1
7
mA
uA
Igss
Gate Leakage Curren
Vds = 0 V,
Vgs = 30V
Vgs = Vds
Vgs
Gate Bias for Drain Curren
Forward Transconductanc
Saturation Resistanc
1
Ids = 0.5 A,
V
Mho
Ohm
Amp
pF
gM
5
0.18
30
Vds = 10V, Vgs = 5V
Rdson
Idsat
Ciss
Vgs = 20V, Ids = 20A
Saturation Curren
Vgs = 20V, Vds = 10V
Common Source Input Capacitanc
Common Source Feedback Capacitanc
Common Source Output Capacitanc
200
25
Vds = 28.0 V, Vgs = 0V, F = 1 MHz
Vds = 28.0 V, Vgs = 0V, F = 1 MHz
Vds = 28.0 V, Vgs = 0V, F = 1 MHz
Crss
Coss
pF
150
pF
REVISION 1/12/98
POLYFET RF DEVICES
1110 Avenida Acaso, Camarillo, CA 93012 TEL:(805) 484-4210 FAX:(805) 484-3393 EMAIL:Sales@polyfet.com URL:www.polyfet.com