TC3989A
PRE1_20070503
5.0 GHz 37 dBm Prematched FETs
FEATURES
!
37dBm Typical Power at 5.0 GHz
!
High Associated Gain: G
a
= 9 dB Typical at 5.0 GHz
!
High Efficiency: Efficiency
≥
40 % for Class AB Operation
!
Suitable for High Reliability Application
!
Wg = 12 mm
!
100 % DC and RF Tested
!
Flange Ceramic Package
DESCRIPTION
The TC3989A is a 37dBm partially prematched power FET assembled in a flange ceramic package. It
requires simple matching networks to achieve high gain and high linearity for 5.0 GHz applications.
All devices are 100 % DC and RF tested to assure consistent quality.
ELECTRICAL SPECIFICATIONS
V
D
=12 V, I
dq
=180 mA, f=5.0 GHz
Parameter
Freq
P
-1
*
G
a
*
Efficiency
I
DSS
g
m
V
P
BV
DGO
R
th
@ P
-1
V
DS
=2V, V
GS
=0 V
V
DS
=2 V, V
GS
=0 V
V
DS
=2 V,I
D
=24 mA
I
DGO
=6 mA
18
Conditions
MIN
4.9
37
8
37.5
9
40
3
2000
-1.7
22
2.5
TYP
MAX UNIT
5.1
GHz
dBm
dB
%
A
mS
Volts
Volts
°C/W
Symbol
V
DS
V
GS
I
D
P
T
P
in
T
CH
T
STG
Parameter
Drain-Source Voltage
Gate-Source Voltage
Drain Current
Continuous Dissipation
Input Power, CW
Channel Temperature
Storage Temperature
Rating
14 V
-5 V
3A
12 W
33 dBm
175
°C
- 65
°C
to +175
°C
PHOTO ENLARGEMENT
ABSOLUTE MAXIMUM RATINGS
(T
A
=25
°
C)
* FET TO BE TESTED IN TRANSCOM FIXTURE.
TRANSCOM, INC.,
90 Dasoong 7
th
Road, Tainan Science-Based Industrial Park, Hsin-She Shiang, Tainan County Taiwan,
Web-Site: www.transcominc.com.tw
Phone: 886-6-5050086
Fax: 886-6-5051602
P1/1
TRANSCOM [ TRANSCOM, INC. ]
