SD1274 STMicroelectronics, SD1274 Datasheet

Page 1

... COMMON EMITTER ■ MIN. WITH 10 dB GAIN ■ OUT DESCRIPTION The SD1274 is a 13.6 V Class C epitaxial silicon NPN planar transistor designed primarily for VHF communications. The SD1274 utilizes an emitter ballasted die geometry to withstand severe load mismatch conditions. Table 1. Order Codes Order Codes ...

Page 2

... SD1274 Table 2. Absolute Maximum Ratings (Tcase = 25°C) 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 ...

Page 3

... TYPICAL PERFORMANCE Figure 3. Power Output vs Supply Voltage (136 MHz) Figure 5. Power Output vs Supply Voltage (175 MHz) Figure 4. Power Output vs Supply Voltage (150 MHz) Figure 6. Power Gain vs Frequency SD1274 3/7 ...

Page 4

... SD1274 Figure 7. Power Output vs Power Input (1) Table 6. Impedance Data FREQ. 175 MHz Note 3 12 4/7 Z (Ω 0.4 Z (Ω 0.1 ...

Page 5

... Note: Drawing is not to scale. millimeters Typ Max 5.84 9.78 0.18 8.38 3.30 12.45 2.54 4.45 19.05 A .112x45˚ ØC E inches Min Typ 0.220 0.980 0.370 0.004 0.320 0.100 0.450 0.090 0.155 SD1274 Max 0.230 0.385 0.007 0.330 0.130 0.490 0.100 0.175 0.750 5/7 ...

Page 6

... SD1274 REVISION HISTORY Table 8. Revision History Date Revision June-1993 1 7-May-2004 2 6/7 Description of Changes First Issue Stylesheet update. No content change. ...

Page 7

... 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 SD1274 7/7 ...