Page 1
MECHANICAL DATA
TetraFET
D1213UK
METAL GATE RF SILICON FET
D
B
E
F
J
K
8
7
6
5
O
L
I
H
G
1
2
3
4
P
DBC1 Package
PIN 1 Source
PIN 2 Drain
PIN 3 Drain
PIN 4 Source
DIM mm Tol. Inches Tol.
A 6.47 0.08 .255 .003
B 0.76 0.08 .030 .003
C 45° 5° 45° 5°
D 0.76 0.08 .030 .003
E 1.14 0.08 .045 .003
F 2.67 0.08 .105 .003
G 11.73 0.13 .462 .005
H 8.43 0.08 .332 .003
I 7.92 0.08 .312 .003
J 0.20 0.02 .008 .001
K 0.64 0.02 .025 .001
L 0.30 0.02 .012 .001
M 3.25 0.08 .128 .003
N 2.11 0.08 .083 .003
O 6.35SQ 0.08 .250SQ .003
P 1.65 0.51 .065 .020
Q 0.13 max .005 max
PIN 5 Source
PIN 6 Gate
PIN 7 Gate
PIN 8 Source
C
MULTI-PURPOSE SILICON
GOLD METALLISED
A
DMOS RF FET
Q
6W – 7.2V – 500MHz
N
M
FEATURES
• SIMPLIFIED AMPLIFIER DESIGN
• SUITABLE FOR BROAD BAND APPLICATIONS
•LOW C
• LOW NOISE
• HIGH GAIN – 10 dB MINIMUM
APPLICATIONS
• HF/VHF/UHF COMMUNICATIONS
from 1 MHz to 1 GHz
SINGLE ENDED
rss
ABSOLUTE MAXIMUM RATINGS (T
P
D
BV
BV
I
D(sat)
T
stg
T
j
DSS
GSS
Power Dissipation
Drain – Source Breakdown Voltage
Gate – Source Breakdown Voltage
Drain Current
Storage Temperature
Maximum Operating Junction Temperature
= 25°C unless otherwise stated)
case
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk
Website: http://www.semelab.co.uk
58W
40V
±20V
20A
–65 to 150°C
200°C
Prelim. 7/99
Page 2
D1213UK
ELECTRICAL CHARACTERISTICS (T
= 25°C unless otherwise stated)
case
Parameter Test Conditions Min. Typ. Max. Unit
BV
I
DSS
I
GSS
V
GS(th)
g
fs
G
PS
η Drain Efficiency
VSWR Load Mismatch Tolerance
C
iss
C
oss
C
rss
* Pulse Test: Pulse Duration = 300 µs , Duty Cycle ≤ 2%
Drain–Source
DSS
Breakdown Voltage
Zero Gate Voltage
Drain Current
Gate Leakage Current
Gate Threshold Voltage*
Forward Transconductance*
Common Source Power Gain
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
VGS= 0 ID= 100mA
VDS= 12.5V VGS= 0
VGS= 20V VDS= 0
ID= 10mA VDS= V
VDS= 10V ID= 2A
PO= 6W
VDS= 7.2V IDQ= 0.5A
f = 500MHz
VDS= 0 VGS= –5V f = 1MHz
VDS= 12.5V VGS= 0 f = 1MHz
VDS= 12.5V VGS= 0 f = 1MHz
GS
40
0.5 7
1.6
10
50
20:1
1
1
120
80
8
V
mA
µA
V
S
dB
%
—
pF
pF
pF
THERMAL DATA
R
THj–case
Thermal Resistance Junction – Case Max. 3°C / W
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk
Website: http://www.semelab.co.uk
Prelim. 7/99
Page 3
D1213UK
10
8
6
P
out
W
4
100
80
60
Drain Efficiency
%
40
f = 500MHz
2
Idq = 0.5A
20
Vds = 7.2V
0
0 0.5 1 1.5 2 2.5
Pin W
Pout
Drain Efficiency
0
Figure 1 – Power Output and Efficiency
vs. Power Input.
-15
-20
-25
IMD3
-30
dBc
-35
-40
-45
0246810
f1= 500.0 MHz
f2= 500.1 MHz
Vds = 7.2V
I
P
W PEP
out
dq
= 0.5A
10
8
6
P
out
W
4
2
0
0 0.5 1 1.5 2 2.5
Pout
Gain
Pin W
f = 500MHz
Idq = 0.5A
Vds = 7.2V
11
11
10
10
9
9
Gain
dB
8
8
7
7
6
6
Figure 2 – Power Output & Gain
vs. Power Input.
D1213UK
OPTIMUM SOURCE AND LOAD IMPEDANCE
Frequency Z
S
MHz ΩΩ
500 2.3 - j0.4 2.1 - j1.9
Z
L
Figure 3 – IMD vs. Output Power.
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk
Website: http://www.semelab.co.uk
Prelim. 7/99
Page 4
Typical S Parameters
!VDS= 7.2V IDQ= 0.2A
# MHZ S MA R 50
!Freq S11 S21 S12 S22
MHz mag ang mag ang mag ang mag ang
70 0.69 -147 6.8 68 0.021 -1 0.77 -160
100 0.74 -153 4.5 59 0.017 10 0.79 -163
150 0.82 -161 2.5 47 0.015 50 0.84 -167
200 0.86 -167 1.6 42 0.024 78 0.87 -169
250 0.89 -172 1.2 35 0.037 83 0.89 -171
300 0.90 -176 1.0 33 0.052 87 0.90 -173
350 0.91 -179 0.7 27 0.064 82 0.91 -175
400 0.92 178 0.6 26 0.082 82 0.92 -177
450 0.93 174 0.5 23 0.095 80 0.93 -178
500 0.93 171 0.5 21 0.116 77 0.93 -179
550 0.93 168 0.4 20 0.130 73 0.94 180
600 0.93 164 0.4 15 0.148 66 0.94 178
650 0.93 162 0.3 18 0.159 66 0.95 177
700 0.92 158 0.3 16 0.173 60 0.94 177
750 0.92 155 0.3 21 0.182 58 0.95 176
800 0.91 153 0.3 23 0.189 56 0.96 175
850 0.92 151 0.3 29 0.207 59 0.96 173
900 0.94 148 0.3 29 0.235 59 0.95 171
950 0.95 144 0.3 31 0.275 56 0.93 170
1000 0.93 140 0.4 29 0.308 52 0.92 168
D1213UK
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk
Website: http://www.semelab.co.uk
Prelim. 7/99
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