P124 Datasheet, PDF (1/2 Pages) Polyfet RF Devices – PATENTED GOLD METALLIZED SILICON GATE ENHANCEMENT MODE RF POWER VDMOS TRANSISTOR

polyfet rf devices
P124
General Description
Silicon VDMOS and LDMOS
transistors designed specifically
for broadband RF applications.
Suitable for Militry Radios,
Cellular and Paging Amplifier Base
Stations, Broadcast FM/AM, MRI,
Laser Driver and others.
TM
"Polyfet" process features
low feedback and output capacitances
resulting in high F _t transistors with high
input impedance and high efficiency.
PATENTED GOLD METALLIZED
SILICON GATE ENHANCEMENT MODE
RF POWER VDMOS TRANSISTOR
4.0 Watts Single Ended
Package Style SO8
HIGH EFFICIENCY, LINEAR
HIGH GAIN, LOW NOISE
Total
Device
Dissipation
15 Watts
Junction to
Case Thermal
Resistance
o
10.00 C/W
ABSOLUTE MAXIMUM RATINGS ( T = 25 ^oC )
Maximum
Junction
Temperature
200 ^oC
Storage
Temperature
o
o
-65 C to 150 C
DC Drain
Current
1.6 A
Drain to
Gate
Voltage
50 V
Drain to
Source
Voltage
50 V
Gate to
Source
Voltage
30 V
RF CHARACTERISTICS ( 4.0 WATTS OUTPUT )
SYMBOL PARAMETER
MIN
TYP MAX UNITS TEST CONDITIONS
Gps
Common Source Power Gain
η
Drain Efficiency
10
50
dB Idq = 0.40 A, Vds = 12.5 V, F = 850^MHz
% ^{Idq =} 0.40 A, Vds = 12.5 V, F = 850 MHz
VSWR Load Mismatch Tolerance
20:1 Relative Idq = 0.40 A, Vds = 12.5 V, F = 850MHz
ELECTRICAL CHARACTERISTICS ( EACH SIDE )
SYMBOL PARAMETER
MIN
TYP MAX UNITS TEST CONDITIONS
Bvdss
Idss
Drain Breakdown Voltage
Zero Bias Drain Current
40
V
Ids = 20.00 mA, Vgs = 0V
0.4 mA
Vds = 12.5 V, Vgs = 0V
Igss
Gate Leakage Current
1
uA
Vds = 0V Vgs = 30V
Vgs
Gate Bias for Drain Current
1
7
V
Ids = 0.04 A, Vgs = Vds
gM
Forward Transconductance
0.4
Mho
Vds = 10V, Vgs = 5V
Rdson Saturation Resistance
1.20
Ohm
Vgs = 20V, Ids = 3.20 A
Idsat
Saturation Current
4.60
Amp
Vgs = 20V, Vds = 10V
Ciss
Common Source Input Capacitance
15.0
pF
Vds = 12.5 Vgs = 0V, F = 1 MHz
Crss
Common Source Feedback Capacitance
2.4
pF
Vds = 12.5 Vgs = 0V, F = 1 MHz
Coss Common Source Output Capacitance
16.0
pF
Vds = 12.5 Vgs = 0V, F = 1 MHz
POLYFET RF DEVICES
REVISION 11/27/2000
1110 Avenida Acaso, Camarillo, Ca 93012 Tel:[phone] FAX: [phone] EMAIL:[e-mail] URL:www.polyfet.com