D2001UK
Document Number 6863
Issue 2
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
PDPower Dissipation
BVDSS Drain – Source Breakdown Voltage
BVGSS Gate – Source Breakdown Voltage
ID(sat) Drain Current
Tstg Storage Temperature
TjMaximum Operating Junction Temperature
17.5W
65V
±20V
1A
–65 to 150°C
200°C
MECHANICAL DATA
G
K
M
J
IE
D
(2 pls)
C
N
(typ)
AB
F
(2 pls)
H
1
2
3
GOLD METALLISED
MULTI-PURPOSE SILICON
DMOS RF FET
2.5W – 28V – 1GHz
SINGLE ENDED
FEATURES
• SIMPLIFIED AMPLIFIER DESIGN
• SUITABLE FOR BROAD BAND APPLICATIONS
•LOW C
rss
• SIMPLE BIAS CIRCUITS
• LOW NOISE
• HIGH GAIN – 13 dB MINIMUM
DP
PIN 1 SOURCE PIN 2 DRAIN
PIN 3 GATE
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated)
APPLICATIONS
•VHF/UHF COMMUNICATIONS
from 50 MHz to 1 GHz
METAL GATE RF SILICON FET
TetraFET
DIM mm Tol. Inches Tol.
A 16.51 0.25 0.650 0.010
B 6.35 0.13 0.250 0.005
C 45° 5° 45° 5°
D 3.30 0.13 0.130 0.005
E 18.92 0.08 0.745 0.003
F 1.52 0.13 0.060 0.005
G 2.16 0.13 0.085 0.005
H 14.22 0.08 0.560 0.003
I 1.52 0.13 0.060 0.005
J 6.35 0.13 0.250 0.005
K 0.13 0.03 0.005 0.001
M 5.08 0.51 0.200 0.020
N 1.27 x 45° 0.13 0.050 x 45° 0.005
ROHS COMPLIANT
D2001UK
Document Number 6863
Issue 2
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Parameter Test Conditions Min. Typ. Max. Unit
VGS = 0 ID= 10mA
VDS = 28V VGS = 0
VGS = 20V VDS = 0
ID= 10mA VDS = VGS
VDS = 10V ID= 0.2A
PO= 2.5W
VDS = 28V IDQ = 0.1A
f = 1GHz
VDS = 28V VGS = –5V f = 1MHz
VDS = 28V VGS = 0 f = 1MHz
VDS = 28V VGS = 0 f = 1MHz
V
mA
μA
V
S
dB
%
—
pF
pF
pF
ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated)
Drain–Source
BVDSS Breakdown Voltage
Zero Gate Voltage
IDSS Drain Current
IGSS Gate Leakage Current
VGS(th) Gate Threshold Voltage*
gfs Forward Transconductance*
GPS Common Source Power Gain
ηDrain Efficiency
VSWR Load Mismatch Tolerance
Ciss Input Capacitance
Coss Output Capacitance
Crss Reverse Transfer Capacitance
65
1
1
17
0.18
13
40
20:1 12
6
0.5
HAZARDOUS MATERIAL WARNING
The ceramic portion of the device between leads and metal flange is beryllium oxide. Beryllium oxide dust is highly
toxic and care must be taken during handling and mounting to avoid damage to this area.
THESE DEVICES MUST NEVER BE THROWN AWAY WITH GENERAL INDUSTRIAL OR DOMESTIC WASTE.
RTHj–case Thermal Resistance Junction – Case Max. 10°C / W
THERMAL DATA
* Pulse Test: Pulse Duration = 300 μs , Duty Cycle ≤2%
D2001UK
Document Number 6863
Issue 2
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Figure 1
Gain vs. Output Power. Figure 2
Power added efficiency vs. Output Power.
0
2
4
6
8
10
12
14
16
18
20
01234567
Pout (W)
Gain (dB)
Tuned for maximum power
Tuned for maximum gain at 2.5 W
F= 1GHz
Idq= 0.1A
Vds= 28V
0
10
20
30
40
50
60
01234567
Pout (W)
Power added efficiency (%)
Tuned for maximum power
Tuned for maximum gain at 2.5W
F= 1GHz
Idq= 0.1A
Vds= 28V
Typical S Parameters
Figure 3
Output Power vs. Input Power.
0
1
2
3
4
5
6
7
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
Pin (W)
Pout (W)
Tuned for maximum power
Tuned for maximum gain at 2.5 W
F= 1GHz
Idq= 0.1A
Vds= 28V
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
01234567
PEP (W)
IMD 3 (dBc)
Tuned for maximum Power
Tuned for maximum gain at 2.5 W
F1=999.9MHz
F2=1GHz
Idq= 0.1A
Vds= 28V
Figure 4
IMD 3 vs. PEP
!Freq S11 S21 S12 S22
!MHz mag ang mag ang mag ang mag ang
100 0.966 -47 16.778 144 0.01479 56 0.923 -28
200 0.891 -81 12.882 118 0.02114 34 0.841 -48
300 0.841 -103 9.772 99 0.02213 20 0.794 -62
400 0.804 -120 7.674 84 0.01995 11 0.759 -73
500 0.804 -134 6.237 69 0.01641 6 0.75 -86
600 0.804 -143 4.955 59 0.01175 9 0.767 -97
700 0.822 -147 4.121 54 0.00906 41 0.776 -101
800 0.822 -154 3.631 45 0.01109 73 0.813 -107
900 0.841 -162 3.162 36 0.01718 88 0.813 -116
1000 0.832 -168 2.6 30 0.02344 94 0.804 -122
! Vds=28V, Idq=0.1A
# MHz S MA R 50
D2001UK
Document Number 6863
Issue 2
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
0.1
1
10
100
0102030
Vds V
Capacitance pF
Output capacitance
Input Capacitance
Reverse transfer capacitance
Figure 6 – Typical CV Characteristics.
Figure 5 – Typical IV Characteristics.
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0 5 10 15 20 25 30 35
Drain Voltage (Volts)
Drain Current (Amps)
VGS=13V
VGS=12V
VGS=11V
VGS=10V
VGS=9V
VGS=8V
VGS=7V
VGS=6V
VGS=5V
D2001UK
Document Number 6863
Issue 2
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
D 2 0 0 1 U K
3 . 3 K
L 1L 1L 1
L 2
3 0 p F
2 2
1 0 K
1 0 0 n F
1 0 p F
3 0 p F
1 0 0 u F
1 0 0 n F
1 - 1 0 p F
0 . 8 - 1 0 p F
G a t e - B i a s
+ 2 8 V
T 1 T
2
T 3
T
4
T 5 T 6
6 x 3 m m
c o n t a c t
p a d
6 x 3 m m
c o n t a c t
p a d
D2001UK 1GHz TEST FIXTURE
Substrate 0.8mm PTFE/glass, Er = 2.5
All microstrip lines W = 2.4mm
T1 35 mm
T2, T5 15 mm
T3 3 mm
T4 4 mm
T6 32 mm
L1 7 turns 24swg enamelled copper wire, 3mm i.d.
L2 1.5 turns 24swg enamelled copper wire on ferrite core
