ADPOW SD1224

140 COMMERCE DRIVE
MONTGOMERYVILLE, PA
18936-1013
PHONE: (215) 631-9840
FAX: (215) 631-9855
SD1224
RF AND MICROWAVE TRANSISTORS
VHF FM APPLICATIONS
Features
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•
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175 MHz
28 VOLTS
CLASS C
COMMON EMITTER
EFFICIENCY 60% MIN.
POUT = 40 W MIN.
GP = 7.6 dB GAIN
DESCRIPTION:
The SD1224 is an epitaxial silicon NPN planar transistor designed
primarily for 28 V FM Class C RF amplifiers utilized in ground station
transmitters. This device utilizes ballasted emitter resistors and
improved metallization systems to achieve optimum load mismatch
capability.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C)
Symbol
Parameter
Value
Unit
VCBO
Collector-Base Voltage
65
V
VCEO
Collector-Emitter Voltage
35
V
VEBO
Emitter-Base Voltage
4.0
V
Device Current
5.0
A
Power Dissipation
60
W
IC
PDISS
TJ
Junction Temperature
+200
°C
T STG
Storage Temperature
-65 to +150
°C
THERMAL DATA
RTH(j-c)
Junction-Case Thermal Resistance
2.9
° C/W
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
SD1224
ELECTRICAL SPECIFICATIONS (Tcase = 25 ° C)
STATIC
Symbol
Value
Test Conditions
Min.
Typ.
Max.
Units
BVCBO
IC = 10 mA
IB = 0 mA
65
V
BVCES
IC = 200 mA
VBE = 0 V
65
V
BVCEO
IC = 200 mA
IB = 0 mA
35
V
BVEBO
IE = 10 mA
IC = 0 mA
4.0
V
ICES
VCE = 30 V
IE = 0 mA
10
mA
ICBO
VCB = 30 V
IE = 0 mA
1
mA
hFE
VCE = 5 V
IC = 500 mA
5
200
DYNAMIC
Symbol
Value
Test Conditions
Min.
Typ.
Max.
Units
POUT
f = 175 MHz
PIN = 7.0 W
VCE = 28 V
40
W
GP
f = 175 MHz
PIN = 7.0 W
VCE = 28 V
7.6
dB
ηC
f = 175 MHz
PIN = 7.0 W
VCE = 28 V
60
%
COB
f = 1 MHz
VCB = 30 V
65
IMPEDANCE DATA
PIN (W)
POUT (W)
ZIN (Ω
Ω)
ZCL (Ω
Ω)
2.0
28.5
0.85 + j 1.20
3.25 + j 7.05
4.0
43.0
1.02 + j 1.32
4.45 + j 5.40
6.0
53.0
1.01 + j 1.42
5.25 + j 4.42
8.0
60.5
1.05 + j 1.35
5.45 + j 4.12
Test Conditions:
VCE = 28 V
f = 175 MHz
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
pF
SD1224
PACKAGE MECHANICAL DATA
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.