PRF137 Datasheet, PDF (1/1 Pages) Polyfet RF Devices – PATENTED GOLD METALIZED SILICON GATE ENHANCEMENT MODE RF POWER VDMOS TRANSISTOR

polyfet rf devices
PRF137
General Description
PATENTED GOLD METALIZED
Silicon VDMOS and LDMOS
transistors designed specifically
SILICON GATE ENHANCEMENT MODE
for broadband RF applications.
Suitable for Militry Radios,
RF POWER VDMOS TRANSISTOR
Cellular and Paging Amplifier Base
Stations, Broadcast FM/AM, MRI,
Laser Driver and others.
30.0 Watts Single Ended
"Polyfet"^TMprocess features
Package Style AA
gold metal for greatly extended
lifetime. Low output capacitance
HIGH EFFICIENCY, LINEAR
and high F_t enhance broadbad
performance
HIGH GAIN, LOW NOISE
ABSOLUTE MAXIMUM RATINGS ( T_C = 25 ^oC )
Total
Device
Dissipation
80 Watts
Junction to
Case Thermal
Resistance
o
1.95 C/W
Maximum
Junction
Temperature
o
200 C
Storage
Temperature
o
o
-65 C to 150 C
DC Drain
Current
4.0 A
Drain to
Gate
Voltage
70 V
Drain to
Source
Voltage
70 V
Gate to
Source
Voltage
30V
RF CHARACTERISTICS ( 30.0 WATTS OUTPUT )
SYMBOL PARAMETER
MIN
TYP MAX UNITS TEST CONDITIONS
Gps
Common Source Power Gain
13
dB Idq = 0.40 A, Vds = 28.0 V, F = 150^MHz
η
VSWR
Drain Efficiency
Load Mismatch Tolerance
60
%
Idq = 0.40 _{A, Vds = 28.0 V, F = 150 MHz}
20:1 Relative Idq = 0.40 A, Vds = _28.0 V, F = ₁₅₀MHz
ELECTRICAL CHARACTERISTICS ( EACH SIDE )
SYMBOL PARAMETER
MIN
TYP MAX UNITS TEST CONDITIONS
Bvdss
Idss
Drain Breakdown Voltage
Zero Bias Drain Current
65
V
Ids = 100 mA, Vgs = 0V
2.0 mA
Vds =28.00V, Vgs = 0V
Igss
Gate Leakage Current
1
uA
Vds = 0V Vgs = 30V
Vgs
Gate Bias for Drain Current
1
7
V
Ids = 0.20 A, Vgs = Vds
gM
Forward Transconductance
1.6
Mho
Vds = 10V, Vgs = 5V
Rdson Saturation Resistance
0.70
Ohm
Vgs = 20V, Ids = 8.00 A
Idsat
Saturation Current
11.00
Amp
Vgs = 20V, Vds = 10V
Ciss
Common Source Input Capacitance
66.0
pF
Vds = 28.0 Vgs = 0V, F = 1 MHz
Crss
Coss
Common Source Feedback Capacitance
Common Source Output Capacitance
8.0
pF
Vds = 28.0 Vgs = 0V, F = 1 MHz
40.0
pF
Vds = 28.0 Vgs = 0V, F = 1 MHz
POLYFET RF DEVICES
REVISION 08/01/1997
1110 Avenida Acaso, Camarillo, Ca 93012 Tel:[phone] FAX: [phone] EMAIL:[e-mail] URL:www.polyfet.com