SD1487 RF POWER BIPOLAR TRANSISTORS HF SSB APPLICATIONS FEATURES SUMMARY 30 MHz Figure 1. Package 12.5 VOLTS IMD -30 dB COMMON EMITTER GOLD METALLIZATION POUT = 100 W MIN. WITH 12.0 dB GAIN DESCRIPTION The SD1487 is a 12.5 V Class C epitaxial silicon NPN planar transistor designed primarily for HF communications. This device utilizes state-of-theart diffused emitter ballasting to achieve extreme ruggedness under severe operating conditions. .500 4L FL (M174) epoxy sealed Figure 2. Pin Connection 1. Collector 2. Emitter 3. Base 4. Emitter Table 1. Order Codes Order Codes Marking Package Packaging SD1487 SD1487 M174 PLASTIC TRAYS REV. 2 June 2004 1/7 SD1487 Table 2. Absolute Maximum Ratings (Tcase = 25C) Symbol Parameter Value Unit VCBO Collector-Base Voltage 36 V VCEO Collector-Emitter Voltage 18 V VEBO Emitter-Base Voltage 4.0 V Device Current 20 A Power Dissipation 290 W TJ Junction Temperature +200 C TSTG Storage Temperature - 65 to +150 C Value Unit 0.6 C/W IC PDISS Table 3. Thermal Data Symbol RTH(j-c) Parameter Junction-Case Thermal Resistance ELECTRICAL SPECIFICATIONS (Tcase = 25C) Table 4. Static Value Symbol Test Conditions Unit Min. Typ. Max. BVCBO IC = 100 mA; IE = 0 mA 36 -- -- V BVCES IC = 100 mA; VBE = 0 V 36 -- -- V BVCEO IC = 100 mA; IB = 0 mA 18 -- -- V BVEBO IE = 20 mA; IC = 0 mA 4.0 -- -- V ICES VCE = 15 V; IE = 0 mA -- -- 20 mA hFE VCE = 5 V; IC = 5 A 10 -- 200 -- Table 5. Dynamic Value Symbol Test Conditions Typ. Max. POUT f = 30 MHz; VCE = 12.5 V; ICQ = 150 mA 100 -- -- W GP f = 30 MHz; VCE = 12.5 V; ICQ = 150 mA 11 13 -- dB POUT = 100WPEP; VCE = 12.5 V; ICQ = 150 mA -- -- -30 dBc f = 1 MHz; VCB = 12.5 V -- 400 -- pF IMD3(1) COB Note: 1. f = 30 + 30.001MHz 2/7 Unit Min. SD1487 TYPICAL PERFORMANCE Figure 3. Power Gain & Collector Efficiency vs Power Input Figure 4. IMD vs Power Output, Pep Figure 5. Power Output vs Power Input Table 6. Impedance Data (1) FREQ. ZIN () ZCL () 30 MHz 0.57 + j 0.78 0.80 + j 0.43 Note: 1. POUT = 100 W PEP; VCE = 12.5 V 3/7 SD1487 TEST CIRCUIT Figure 6. Test Circuit Table 7. Test Circuit C1 9 - 180pF Arco 463 C2 5 - 380pF Arco 465 C3 200pF Arco 465 C4, C6 170pF Arco 469 C7 0.1F Ceramic Disc C5, C8 1000pF Unelco C9 10F Electrolytic, 35Vdc C10 1000F Electrolytic, 35Vdc L1 2 1/2 Turns, #14 AWG, I.D. Loose Wound L2 16 Turns, #16 AWG, Enameled Wire on Micrometals Torroid #T-94 L3 Copper Strap 1/4" Widht, Length 1 1/2, Height 1/2" L4 4 Turns, #16 AWG, Enameled Wire 3/8" I.D. L5 5 Turns, #18 AWG on 1/4" I.D. Coil Form Length 1/2", Ferrite Slug R1, R2, R3 1.5 Ohm, 1 Watt Carbon 4/7 SD1487 PACKAGE MECHANICAL Table 8. M174 Mechanical Data Symbol A millimeters Min Typ 5.59 B inches Max Min 5.84 0.220 3.18 Typ Max 0.230 0.125 C 6.22 6.48 0.245 0.255 D 18.28 18.54 0.720 0.730 E 3.18 0.125 F 24.64 24.89 0.970 0.980 G 12.57 12.83 0.495 0.505 H 0.08 0.18 0.003 0.007 I 2.29 2.79 0.090 0.110 J 4.06 4.45 0.160 0.175 K 7.11 0.280 L 26.67 1.050 Figure 7. M174 Package Dimensions Note: Drawing is not to scale. 5/7 SD1487 REVISION HISTORY Table 9. Revision History 6/7 Date Revision Description of Changes November-1992 1 First Issue 7-June-2004 2 Stylesheet update. No content change. SD1487 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