SD4012 ADPOW | Alldatasheet
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Technical content
DESCRIPTION:DESCRIPTION:DESCRIPTION:DESCRIPTION: The SD4012 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for superior ruggedness. The SD4012 can withstand a 30:1 VSWR. Ideal for military communications applications in the 225 – 400 MHz frequency range, the SD4012 provides typically 13 dB gain with 60% collector efficiency. ABSOLUTE MAXIMUM RATINGS ABSOLUTE MAXIMUM RATINGS ABSOLUTE MAXIMUM RATINGS ABSOLUTE MAXIMUM RATINGS (Tcase = 25°°°°C) Symbol Paramete r Value Unit VCBO Collector-Base Voltage 55 V VCEO Collector-Emitter Voltage 30 V VEBO Emitter-Base Voltage 3.5 V IC Device Current 0.7 A PDISS Power Dissipation 11 W TJ Junction Temperature +200 °°°°C TSTG Storage Temperature -65 to+150 °°°°C Thermal DataThermal DataThermal DataThermal Data RTH(J-C) Thermal Resistance Junction-case 16.0 °°°°C/W FeaturesFeaturesFeaturesFeatures
- 400 MHz
- 28 VOLTS
- POUT = 3 WATTS
- GP = 11.7 dB GAIN MINIMUM
- OVERLAY GEOMETRY
- LOW THERMAL RESISTANCE
- INPUT/OUTPUT MATCHING
- REFRACTORY/GOLD METALIZATION RF & MICROWAVE TRANSISTORS UHF COMMUNICATIONS APPLICATIONS
ELECTRICAL SPECIFICATIONS (Tcase = 25 ELECTRICAL SPECIFICATIONS (Tcase = 25 ELECTRICAL SPECIFICATIONS (Tcase = 25 ELECTRICAL SPECIFICATIONS (Tcase = 25 °°°°C)C)C)C) STATICSTATICSTATICSTATIC Symbol Test Conditions Value Min. T yp. Max. Unit BVCBO I C = 20 mA IE = 0mA 55 --- --- V BVEBO I E = 5 mA IC = 0 mA 3.5 --- --- V BVCES I C = 20 mA VBE = 0 V 55 --- --- V BVCEO I C = 50 mA I B = 0 mA 30 --- --- V ICBO V CB = 30 V I E = 0 mA --- --- 1 mA HFE V CE = 5 V I C = 1 A 10 --- 150 --- DYNAMICDYNAMICDYNAMICDYNAMIC Symbol Test Conditions Value Min. T yp. Max. Unit POUT f = 400 MHz P IN = 0.2 W VCC = 28 V 3.0 --- --- W ηηηηC f = 400 MHz PIN = 0.2 W VCC = 28 V --- --- --- %%%% GP f = 400 MHz P IN = 0.2 W VCC = 28 V 11.7 --- --- dB VSWR f = 400 MHz P IN = 0.2 W VCC = 28 V --- --- 30:1 W COB f = 1 MHz V CB = 28V --- --- 6 W IMPEDANCE DATAIMPEDANCE DATAIMPEDANCE DATAIMPEDANCE DATA FREQ ZIN(Ω)Ω)Ω)Ω) ZCL(Ω)Ω)Ω)Ω) 300 MHz 0.8 – j0.5 33.0 + j57.0 325 MHz 0.9 – j0.2 31.0 + j52.0 350 MHz 1.1 + j.25 28.0 + j49.0 375 MHz 1.5 + j.75 26.0 + j46.0 400 MHz 1.9 + j1.0 23.0 + j45.0 425 MHz 2.5 + j0.7 20.0 + j42.0 450 MHz 3.3 + j0.1 17.0 + j36.0 POUT = 3 W VCE = 28 V
PACKAGE MECHANICAL DATAPACKAGE MECHANICAL DATAPACKAGE MECHANICAL DATAPACKAGE MECHANICAL DATA