SD1274 RF POWER BIPOLAR TRANSISTORS VHF MOBILE APPLICATIONS FEATURES SUMMARY 160 MHz Figure 1. Package 13.6 VOLTS COMMON EMITTER POUT = 30 W MIN. WITH 10 dB GAIN ) s ( ct u d o 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. let r P e o s b .380 4L STUD (M135) epoxy sealed -O Figure 2. Pin Connection ) s ( ct u d o r P e t e l o s b O 1. Collector 2. Base 3. Emitter 4. Base Table 1. Order Codes Order Codes Marking Package Packaging SD1274 SD1274 M135 BLACK CARDBOARDS REV. 2 May 2004 1/7 SD1274 Table 2. Absolute Maximum Ratings (Tcase = 25C) Symbol Parameter Value Unit VCBO Collector-Base Voltage 36 V VCEO Collector-Emitter Voltage 16 V VCES Collector-Emitter Voltage 36 V VEBO Emitter-Base Voltage 4.0 V Device Current 8.0 A Power Dissipation 70 W C IC PDISS TJ Junction Temperature +200 TSTG Storage Temperature - 65 to +150 RTH(j-c) Parameter Table 4. Static )- Symbol Test Conditions s ( t c Value Unit 1.2 C/W r P e Junction-Case Thermal Resistance ELECTRICAL SPECIFICATIONS (TCASE = 25C) C u d o Table 3. Thermal Data Symbol ) s ( ct t e l o s b O Value Unit Min. Typ. Max. BVCES IC = 15 mA; VBE = 0 mA 36 -- -- V BVCEO IC = 50 mA; IB = 0 mA 16 -- -- V BVEBO IE = 5 mA; IC = 0 mA 4.0 -- -- V VCB = 15 V; IE = 0 mA -- -- 5 mA VCE = 5 V; IC = 250 mA 20 -- -- -- ICBO u d o e t e l hFE o s b Pr Table 5. Dynamic O 2/7 Symbol Value Test Conditions Unit Min. Typ. Max. POUT f = 160 MHz; PIN = 3.0 W; VCE = 13.6 V 30 -- -- W GP f = 160 MHz; PIN = 3.0 W; VCE = 13.6 V 10 -- -- dB COB f = 1 MHz; VCB = 15 V -- 95 -- pF SD1274 TYPICAL PERFORMANCE Figure 3. Power Output vs Supply Voltage (136 MHz) Figure 4. Power Output vs Supply Voltage (150 MHz) ) s ( ct u d o r P e Figure 5. Power Output vs Supply Voltage (175 MHz) ) (s t e l o s b O Figure 6. Power Gain vs Frequency t c u d o r P e t e l o s b O 3/7 SD1274 Figure 7. Power Output vs Power Input ) s ( ct u d o r P e Table 6. Impedance Data (1) O ) 175 MHz 1.0 + j 0.4 Note: 1. PIN = 3.0 W; VCE = 12.5 V s ( t c u d o r P e t e l o s b O 4/7 bs ZIN () FREQ. t e l o ZCL () 2.3 + j 0.1 SD1274 PACKAGE MECHANICAL Table 7. M135 Mechanical Data millimeters Symbol Min inches Typ Max Min 5.84 0.220 Typ Max A 5.59 B 24.89 0.230 C 9.40 9.78 0.370 0.385 D 0.10 0.18 0.004 0.007 E 8.13 8.38 0.320 0.330 F 2.54 3.30 0.100 G 11.43 12.45 0.450 H 2.29 2.54 0.090 I 3.94 4.45 0.155 0.980 J ) s ( ct 0.130 0.490 du 19.05 e t e ol Figure 8. M135 Package Dimensions A o r P 0.100 0.175 0.750 s b O .112x45 ) (s t c u d o r B P e let o s b O OC D H I J G #8-32 UNC-2A F E Note: Drawing is not to scale. 5/7 SD1274 REVISION HISTORY Table 8. Revision History Date Revision Description of Changes June-1993 1 First Issue 7-May-2004 2 Stylesheet update. No content change. ) s ( ct u d o r P e t e l o ) (s t c u d o r P e t e l o s b O 6/7 s b O SD1274 ) s ( ct u d o r P e t e l o ) (s s b O t c u d o r P e t e l o s b O Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners (c) 2004 STMicroelectronics - All rights reserved STMicroelectronics GROUP OF COMPANIES 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 www.st.com 7/7