MSC0936.PDF 10-15-98
SD1127
DESCRIPTION:
DESCRIPTION:
THE SD1127 IS A 12.5 VOLT SILICON NPN PLANAR TRANSISTOR DESIGNED FOR
ECONOMICAL VHF COMMUNICATIONS. THE TRANSISTOR CHIP IS MOUNTED ON A
BERYLLIUM OXIDE TAB TO ISOLATE THE COLLECTOR LEAD ALLOWING A GROUNDED
EMITTER CONFIGURATION FOR HIGH GAIN AND EXCELLENT HEAT DISSIPATION.
ABSOLUTE MAXIMUM RATINGS
ABSOLUTE MAXIMUM RATINGS
(Tcase = 25ºC)
Symbol
Parameter
Value
Unit
P
DISS
Total Power Dissipation *
8.0
W
V
CBO
Collector-base Voltage
36
V
V
CEO
Collector-emitter Voltage (I
B
=0)
18
V
I
C
Collector Current *
0.64
A
T
STG
Storage Temperature
-65 to 200
º
C
T
J
Junction Temperature
200
º
C
*At RF Conditions
Thermal Data
Thermal Data
R
TH(J-C)
)
Thermal Resistance Junction-case
21.9
°°
C/W
Features
•
•
DESIGNED FOR VHF MILITARY AND COMMERCIAL
EQUIPMENT
•
•
4.0 WATTS (MIN) WITH GREATER THAN 10 dB GAIN
•
•
GROUNDED EMITTER CONFIGURATION
RF & MICROWAVE TRANSISTORS
VHF COMMUNICATIONS
140 COMMERCE DRIVE
MONTGOMERYVILLE, PA
18936-1013
PHONE: (215) 631-9840
FAX: (215) 631-9855
