TetraFET
D1027UK
ROHS COMPLIANT
METAL GATE RF SILICON FET
MECHANICAL DATA
C
(2 pls)
B
G
(typ)
2
1
H
D
3
P
(2 pls) A
5
4
GOLD METALLISED
MULTI-PURPOSE SILICON
DMOS RF FET
150W – 28V – 175MHz
PUSH–PULL
FEATURES
• SIMPLIFIED AMPLIFIER DESIGN
E
(4 pls)
F
I
N
M
O
J
K
DR
PIN 1
PIN 3
PIN 5
SOURCE (COMMON)
DRAIN 2
GATE 1
DIM
A
B
C
D
E
F
G
H
I
J
K
M
N
O
P
Millimetres
19.05
10.77
45°
9.78
5.71
27.94
1.52R
10.16
22.22
0.13
2.72
1.70
5.08
34.03
1.61R
Tol.
0.50
0.13
5°
0.13
0.13
0.13
0.13
0.13
MAX
0.02
0.13
0.13
0.50
0.13
0.08
PIN 2
PIN 4
DRAIN 1
GATE 2
• SUITABLE FOR BROAD BAND APPLICATIONS
• LOW C
rss
• SIMPLE BIAS CIRCUITS
Inches
0.75
0.424
45°
0.385
0.225
1.100
0.060R
0.400
0.875
0.005
0.107
0.067
0.200
1.340
0.064R
Tol.
0.020
0.005
5°
0.005
0.005
0.005
0.005
0.005
MAX
0.001
0.005
0.005
0.020
0.005
0.003
• LOW NOISE
• HIGH GAIN – 13 dB MINIMUM
APPLICATIONS
•
VHF/UHF COMMUNICATIONS
from 1 MHz to 200 MHz
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25°C unless otherwise stated)
P
D
BV
DSS
BV
GSS
I
D(sat)
T
stg
T
j
* Per Side
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.
Power Dissipation
Drain – Source Breakdown Voltage *
Gate – Source Breakdown Voltage*
Drain Current*
Storage Temperature
Maximum Operating Junction Temperature
438W
70V
±20V
30A
–65 to 150°C
200°C
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Website:
http://www.semelab.co.uk
E-mail:
sales@semelab.co.uk
Document Number 2600
Issue 3
D1027UK
ELECTRICAL CHARACTERISTICS
(T
case
= 25°C unless otherwise stated)
Parameter
Test Conditions
Min.
PER SIDE
BV
DSS
I
DSS
I
GSS
V
GS(th)
g
fs
Drain–Source Breakdown
Voltage
Zero Gate Voltage
Drain Current
Gate Leakage Current
Gate Threshold Voltage*
Forward Transconductance*
Gate Threshold Voltage
Matching Between Sides
V
GS
= 0
V
DS
= 28V
V
GS
= 20V
I
D
= 10mA
V
DS
= 10V
I
D
= 10mA
I
D
= 100mA
V
GS
= 0
V
DS
= 0
V
DS
= V
GS
I
D
= 6A
V
DS
= V
GS
1
4.8
70
Typ.
Max. Unit
V
6
1
7
mA
μA
V
mhos
0.1
V
V
GS(th)match
TOTAL DEVICE
G
PS
η
VSWR
C
iss
C
oss
C
rss
Common Source Power Gain
Drain Efficiency
Load Mismatch Tolerance
Input Capacitance
Output Capacitance
P
O
= 150W
V
DS
= 28V
f = 175MHz
I
DQ
= 2A
13
50
20:1
V
GS
= –5V f = 1MHz
V
GS
= 0
V
GS
= 0
f = 1MHz
f = 1MHz
360
180
15
dB
%
—
pF
pF
pF
PER SIDE
V
DS
= 28V
V
DS
= 28V
Reverse Transfer Capacitance V
DS
= 28V
* Pulse Test:
Pulse Duration = 300
μs
, Duty Cycle
≤
2%
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.
THERMAL DATA
R
THj–case
Thermal Resistance Junction – Case
Max. 0.4°C / W
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.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Website:
http://www.semelab.co.uk
E-mail:
sales@semelab.co.uk
Document Number 2600
Issue 3
D1027UK
400
400
350
300
250
P out
20
100
90
80
70
Drain Efficiency
350
300
250
P out
f = 175MHz
I
dq
= 2A
V
ds
= 28V
18
Gain
200
W
f = 175MHz
60
%
I
dq
= 2A
V
ds
= 28V
200
W
16
dB
150
100
50
0
0
2
4
6
8
10
P in W
Pout
Drain Efficiency
50
40
30
150
100
50
0
0
2
4
6
8
10
P in W
Pout
Gain
14
12
14
16
18
20
20
12
14
16
18
12
20
2nd harmonic = -28dBc
3rd harmonic = -40dBc
output at 350W
Figure 1 – Power Output and Efficiency
vs. Power Input.
Figure 2 – Power Output & Gain
vs. Power Input.
-20
-20
18.5
-30
-30
IMD
IMD
17.5
Gain
dB
-40
dBc
dBc
-40
-50
16.5
-60
20
40
60
80
100
Pout W PEP
IMD3 at Idq=1.5A
IMD3 at Idq=2.5A
-50
120
140
160
180
0
0.5
IMD3
IMD5
Gain
1
Idq A
1.5
2
15.5
2.5
f
1
= 175.0 MHz
f
2
= 175.1 MHz
V
DS
= 28V
f
1
= 175.0MHz
f
2
= 175.1MHz
P
out
= 130W PEP
V
ds
= 28V
Figure 3 – IMD vs. Output Power.
Figure 4 – IMD & Gain vs. I
dq
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.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Website:
http://www.semelab.co.uk
E-mail:
sales@semelab.co.uk
Document Number 2600
Issue 3
D1027UK
40
35
30
25
I
DS
(A)
Vg=13 V
Vg=12 V
Vg=11 V
Vg=10 V
Vg=9V
Vg=8 V
Vg=7 V
Vg=6 V
Vg=5 V
20
15
10
5
0
0.00
5.00
10.00
15.00
V
DS
(V)
20.00
25.00
30.00
35.00
Figure 5 – Typical IV Characteristics.
1000
Capacitance pF
100
Output capacitance
Input Capacitance
Reverse transfer capacitance
10
1
0
5
10
15
20
25
30
V
ds
V
Figure 6 – Typical CV Characteristics.
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.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Website:
http://www.semelab.co.uk
E-mail:
sales@semelab.co.uk
Document Number 2600
Issue 3
D1027UK
Typical S Parameters
!
#
!Freq
!MHz
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
360
370
380
390
400
410
420
430
440
450
460
470
480
490
500
V
DS
= 28V, I
DQ
= 1A per side
S MA R 50
MH
Z
S11
mag
0.828
0.836
0.846
0.854
0.867
0.873
0.886
0.896
0.904
0.91
0.92
0.927
0.931
0.934
0.941
0.942
0.951
0.95
0.958
0.958
0.96
0.963
0.965
0.968
0.967
0.969
0.97
0.971
0.972
0.974
0.974
0.978
0.979
0.979
0.978
0.978
0.98
0.983
0.984
0.985
0.981
0.977
0.981
0.981
0.985
0.985
0.986
0.982
0.982
ang
-161.3
-165.9
-168.2
-169.2
-170.2
-171.2
-171.4
-172.4
-173.0
-173.2
-173.6
-174.1
-174.5
-175.3
-175.2
-175.9
-175.8
-176.4
-177.2
-177.2
-178.2
-178.0
-178.7
-178.7
-179.0
-179.8
-179.4
-179.3
179.8
179.8
179.3
179.1
178.8
178.8
178.2
178.5
177.9
178.1
177.6
177.2
177.1
176.8
176.4
176.2
176.2
176.1
175.2
175.4
175.4
S21
mag
19.78
13.83
10.27
8.126
6.259
5.331
4.554
3.883
3.362
3.013
2.558
2.259
2.012
1.85
1.652
1.475
1.306
1.215
1.094
1.014
0.938
0.897
0.806
0.738
0.692
0.662
0.618
0.581
0.557
0.539
0.505
0.472
0.445
0.419
0.379
0.353
0.343
0.321
0.3
0.304
0.299
0.284
0.264
0.245
0.237
0.226
0.209
0.205
0.194
ang
103.2
91.0
82.9
75.9
68.5
64.3
59.5
54.9
50.6
48.6
44.3
41.2
38.1
35.9
32.9
30.5
28.6
28.2
27.4
25.5
24.4
22.7
20.3
18.1
17.4
17.0
16.5
16.7
16.0
14.2
11.8
9.7
7.5
6.1
5.3
4.9
4.6
4.4
7.7
7.9
4.7
2.2
0.3
-0.9
-0.8
-0.9
-0.7
0.2
-1.3
S12
mag
0.013
0.013
0.012
0.012
0.011
0.01
0.009
0.009
0.008
0.007
0.006
0.006
0.005
0.005
0.004
0.004
0.004
0.004
0.004
0.005
0.005
0.005
0.006
0.006
0.007
0.007
0.007
0.008
0.011
0.011
0.012
0.012
0.012
0.013
0.013
0.013
0.014
0.014
0.014
0.015
0.015
0.015
0.016
0.016
0.017
0.02
0.022
0.022
0.021
ang
16.4
5.8
-0.3
-5.2
-9.0
-11.1
-12.8
-13.9
-14.3
-13
-10.7
-7.6
-3.4
1.7
8.6
17.5
27.6
36.0
46.6
56.5
60.9
64.8
67.6
68.9
71.7
74.8
78.9
88.3
87.4
83.3
80.1
78.9
78.6
78.4
78.7
79.6
78.9
77.9
82.1
83.8
82.5
82.1
84.2
86.8
93.2
91.8
85.2
82.4
80.8
S22
mag
0.644
0.662
0.687
0.708
0.729
0.754
0.78
0.802
0.813
0.832
0.851
0.861
0.871
0.884
0.892
0.901
0.909
0.913
0.923
0.926
0.934
0.936
0.939
0.945
0.948
0.952
0.955
0.959
0.958
0.963
0.963
0.967
0.967
0.971
0.968
0.973
0.976
0.972
0.975
0.977
0.978
0.977
0.982
0.98
0.98
0.984
0.98
0.984
0.983
ang
-156.3
-160.3
-161.2
-162.2
-162.6
-163.3
-163.5
-163.9
-164.8
-165.4
-166.4
-166.6
-167.3
-168.0
-168.8
-169.5
-169.5
-170.2
-170.7
-171.3
-172.1
-172.0
-172.7
-173.1
-173.8
-173.8
-174.1
-174.3
-174.7
-174.8
-175.3
-176.3
-176.5
-176.6
-177.0
-177.4
-177.2
-178.0
-177.8
-178.1
-178.3
-178.7
-178.9
-179.6
-179.5
-179.5
-179.9
179.9
-180.0
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Website:
http://www.semelab.co.uk
E-mail:
sales@semelab.co.uk
Document Number 2600
Issue 3
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