廬
SD2903
RF POWER TRANSISTORS
HF/VHF/UHF N-CHANNEL MOSFETs
s
s
s
s
s
s
s
s
GOLD METALLIZATION
2 - 500 MHz
30 WATTS
28 VOLTS
13 dB MIN. AT 400 MHz
CLASS A OR AB OPERATION
EXCELLENT THERMAL STABILITY
COMMON SOURCE CONFIGURATION,
PUSH-PULL
DESCRIPTION
The SD2903 is a gold metallized N-Channel MOS
field-effect RF power transistor. It is intended for
use in 28 V DC large signal applications up to
500 MHz
M229
(epoxy sealed)
ORDER CODE
BRANDING
SD2903
SD2903
PIN CONNECTION
1. Drain
2. Drain
3. Source
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25
o
C)
Symbol
V
(BR)DSS
V
DGR
V
GS
I
D
P
DI SS
T
j
T
STG
Parameter
Drain Source Voltage
Drain-Gate Voltage
Gate-Source Voltage
Drain Current
Power Dissipation
Max. O perating Junction Temperature
Storage T emperature
(RG S = 1 M鈩?
Value
65
65
鹵20
5
100
200
-65 to 150
4.Gate
5.Gate
Uni t
V
V
V
A
W
o
o
C
C
THERMAL DATA
R
th (j-c)
R
th(c -s)
Junction-Case Thermal Resistance
Case-Heatsink T hermal Resistance
鈭?/div>
1.75
0.40
o
o
C/W
C/W
* Determined using a flat aluminum or copper heatsink with thermal compound applied (Dow Corning 340 or equivalent).
November 1999
1/8
next