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Datasheet: F2247 (Polyfet RF Devices)

Patented Gold Metalized Silicon Gate Enhancement Mode Rf Power Vdmos Transistor

 

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Polyfet RF Devices
RF CHARACTERISTICS ( WATTS OUTPUT )
4
General Description
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,
Laser Driver and others.
PATENTED GOLD METALIZED
4 Watts Single Ended
Package Style AC
HIGH EFFICIENCY, LINEAR,
ABSOLUTE MAXIMUM RATINGS (TC = 25 C)
o
Total
Device
Junction to
Case Thermal
Maximum
Junction
Storage
Temperature
DC Drain
Current
Drain to
Gate
Drain to
Source
Gate to
Source
30 Watts
6
C
o
200
-65
to 150
1.6 A
30V
V
V
50
50
ELECTRICAL CHARACTERISTICS (EACH SIDE)
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
TEST CONDITIONS
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
TEST CONDITIONS
Gps
VSWR
Common Source Power Gai
Drain Efficiency
Load Mismatch Toleranc
dB
%
Relative
10
50
0.4
20:1
Idq =
Idq =
Idq =
0.4
0.4
A,
A,
A,
12.5
Vds =
V,
12.5
Vds =
V,
12.5
Vds =
V,
F = 850 MHz
F = 850 MHz
F = 850 MHz
Bvdss
Idss
Igss
Vgs
gM
Rdson
Idsat
Ciss
Crss
Coss
Drain Breakdown Voltag
Zero Bias Drain Curren
Gate Leakage Curren
Gate Bias for Drain Curren
Forward Transconductanc
Saturation Resistanc
Saturation Curren
Common Source Input Capacitanc
Common Source Feedback Capacitanc
Common Source Output Capacitanc
40
0.4
1
7
1
0.4
1.2
4.6
15
2.4
16
Mho
Ohm
Amp
pF
V
V
pF
pF
mA
uA
0.02
Ids =
A,
Vgs = 0V
12.5
Vds =
V,
Vgs = 0V
Vds = 0 V,
Vgs = 30V
0.04
Ids =
A,
Vgs = Vds
Vds = 10V, Vgs = 5V
Vgs = 20V, Ids =3.2
Vgs = 20V, Vds = 10V
12.5
Vds =
V, Vgs = 0V, F = 1 MHz
A
12.5
Vds =
V, Vgs = 0V, F = 1 MHz
12.5
Vds =
V, Vgs = 0V, F = 1 MHz
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
REVISION
SILICON GATE ENHANCEMENT MODE
RF POWER
HIGH GAIN, LOW NOISE
"Polyfet" process features
gold metal for greatly extended
lifetime. Low output capacitance
and high F enhance broadband
performance
t
TM
C
o
C
o
C/W
o
F2247
polyfet rf devices
Dissipation
Resistance
Temperature
Voltage
Voltage
Voltage
8/1/97
VDMOS TRANSISTOR
POUT VS PIN GRAPH
F2247
F2C 2 DIE CAPACITANCE
VDS IN VOLTS
1
10
100
0
5
10
15
20
25
30
Crss
Coss
Ciss
F2C 2 DIE IV CURVE
Vds in Volts
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
0
2
4
6
8
10
12
14
16
Vg = 2V
Vg = 4V
Vg = 6V
Vg = 8V
Vg = 10V
Vg = 12V
F2C 2 DIE GM & ID vs VGS
Vgs in Volts
0.01
0.1
1
10
0
2
4
6
8
10
12
14
Gm
Id
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
CAPACITANCE VS VOLTAGE
IV CURVE
ID AND GM VS VGS
S11 AND S22 SMITH CHART
PACKAGE DIMENSIONS IN INCHES
REVISION
8/1/97
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