SD1274-01
RF POWER BIPOLAR TRANSISTORS VHF MOBILE APPLICATIONS
FEATURES SUMMARY ■ 160 MHz ■ 13.6 VOLTS ■ COMMON EMITTER...
SD1274-01
RF POWER BIPOLAR
TRANSISTORS VHF MOBILE APPLICATIONS
FEATURES SUMMARY ■ 160 MHz ■ 13.6 VOLTS ■ COMMON EMITTER ■ POUT = 30 W MIN. WITH 10 dB GAIN
Figure 1. Package
DESCRIPTION
The SD1274-01 is a 13.6 V Class C epitaxial silicon
NPN planar
transistor designed primarily for VHF communications. The SD1274-01 utilizes an emitter ballasted die geometry to withstand severe load mismatch conditions.
.380 4L FL (M113) epoxy sealed
Figure 2. Pin Connection
Table 1. Order Codes
Order Codes
SD1274-01
Marking SD1274-01
1. Collector 2. Emitter
3. Base 4. Emitter
Package M113
Packaging PLASTIC TRAYS
May 2004
REV. 2
1/7
SD1274-01
Table 2. Absolute Maximum Ratings (Tcase = 25°C)
Symbol
Parameter
VCBO
Collector-Base Voltage
VCEO
Collector-Emitter Voltage
VCES
Collector-Emitter Voltage
VEBO
Emitter-Base Voltage
IC Device Current
PDISS
Power Dissipation
TJ Junction Temperature
TSTG
Storage Temperature
Table 3. Thermal Data
Symbol
Parameter
RTH(j-c)
Junction-Case Thermal Resistance
ELECTRICAL SPECIFICATIONS (TCASE = 25°C)
Table 4. Static
Symbol
Test Conditions
BVCES BVCEO BVEBO
ICBO hFE
IC = 15 mA; VBE = 0 mA IC = 50 mA; IB = 0 mA IE = 5 mA; IC = 0 mA VCB = 15 V; IE = 0 mA VCE = 5 V; IC = 250 mA
Table 5. Dynamic
Symbol
Test Conditions
POUT GP COB
f = 160 MHz; PIN = 3.0 W; VCE = 13.6 V f = 160 MHz; PIN = 3.0 W; VCE = 13.6 V f = 1 MHz; VCB = 15 V
Value 36 16 36 4.0 8.0 70
+200 – 65 to +150
Value 1.2
Unit V V V V A W °C °C
Unit °C/W
Min. 36...
