SD1477 STMicroelectronics, SD1477 Datasheet
SD1477
Specifications of SD1477
SD1477
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SD1477 Summary of contents
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... P = 100 W MIN. WITH 6.0 dB GAIN ■ OUT DESCRIPTION The SD1477 is a 12.5 V Class C epitaxial silicon NPN planar transistor designed primarily for VHF FM communications. This device utilizes diffused emitter resistors to withstand extremely high VSWR under rated operating conditions, and is in- ternally input matched to optimize power gain and efficiency over the 136 - 175 MHz band ...
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... SD1477 Table 2. Absolute Maximum Ratings (T Symbol V Collector-Base Voltage CBO V Collector-Emitter Voltage CEO V Collector-Emitter Voltage CES V Emitter-Base Voltage EBO I Device Current C P Power Dissipation DISS T Junction Temperature J Storage Temperature T STG Table 3. Thermal Data Symbol R Junction-Case Thermal Resistance TH(j-c) ELECTRICAL SPECIFICATIONS (T Table 4. Static ...
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... TYPICAL PERFORMANCE Figure 3. Power Output vs Frequency 120 100 12 130 140 150 160 Frequency (MHz) Figure 4. Power Output vs Power Input 120 100 170 180 12 Power Input (Watts) SD1477 136 MHz 175 MHz 25 3/9 ...
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... SD1477 IMPEDANCE DATA Figure 5. Typical Input Impedance Input Network + –1 –2 130 140 150 160 Power Input (Watts) Table 6. Impedance Data FREQ. 175 MHz 4/9 Figure 6. Typical Collector Load Impedance 136 MHz 20 170 180 190 Z (Ω) IN 1.5 – +1.0 +.5 0 –.5 – ...
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... TEST CIRCUIT Figure 7. Test Circuit SD1477 5/9 ...
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... SD1477 Table 7. Test Circuit C1, C2 Arco 462 5 - 80pF C3, C4 Unelco 100pF, 350V C5, C6 Unelco 120pF, 350V C7, C8 Arco 463 9 - 180pF C9, C12 Unelco 1000pF, 350V C10 Erie .15µF, 200V Red Cap C11 25µF, 25V Electrolytic C13 10µF, 25V Electrolytic L1 1 Turn, #12, 1/4" I.D. ...
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... Min Typ 0.150 0.045 0.210 0.835 0.200 0.490 0.003 0.125 0.720 0.970 0.095 0.150 SD1477 Max 0.160 0.220 0.865 0.210 0.510 0.007 0.730 0.980 0.105 0.170 0.280 7/9 ...
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... SD1477 REVISION HISTORY Table 9. Revision History Date Revision November-1992 1 7-June-2004 2 8/9 Description of Changes First Issue Stylesheet update. No content change. ...
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... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States All other names are the property of their respective owners © 2004 STMicroelectronics - All rights reserved STMicroelectronics GROUP OF COMPANIES www.st.com SD1477 9/9 ...