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| SD1487 RF & MICROWAVE TRANSISTORS HF SSB APPLICATIONS .30 .12. .I .COMMON .GOLD .P MHz 5 VOLTS MD -30 dB EMITTER METALLIZATION OUT = 100 W MIN. WITH 12.0 dB GAIN .500 4LFL (M174) epoxy sealed ORDER CODE SD1487 BRANDING SD1487 PIN CONNECTION 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. ABSOLUTE MAXIMUM RATINGS (T case = 25 C) Symbol Parameter Value Unit 1. Collector 2. Emitter 3. Base 4. Emitter VCBO VCEO VEBO IC PDISS TJ T STG Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature 36 18 4.0 20 290 +200 - 65 to +150 V V V A W C C THERMAL DATA RTH(j-c) November 1992 Junction-Case Thermal Resistance 0.6 C/W 1/5 SD1487 ELECTRICAL SPECIFICATIONS (T case = 25 C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCBO BVCES BVCEO BVEBO ICES hFE DYNAMIC Symbol IC = 100mA IC = 100mA IC = 100mA IE = 20mA VCE = 15V VCE = 5V IE = 0mA VBE = 0V IB = 0mA IC = 0mA IE = 0mA IC = 5A 36 36 18 4.0 -- 10 -- -- -- -- -- -- -- -- -- -- 20 200 V V V V mA -- Test Conditions Value Min. Typ. Max. Unit POUT GP IMD3* COB *Note: f f = 30 MHz f = 30 MHz f = 1 MHz VCE = 12.5 V VCE = 12.5 V VCB = 12.5 V ICQ = 150mA ICQ = 150mA ICQ = 150mA 100 11 -- -- -- 13 -- 400 -- -- -30 -- W dB dBc pF POUT = 100WPEP VCE = 12.5 V 30 + 30.001MHz = TYPICAL PERFORMANCE POWER GAIN & COLLECTOR EFFICIENCY vs POWER INPUT IMD vs POWER OUTPUT, PEP 2/5 SD1487 TYPICAL PERFORMANCE (cont'd) POWER OUTPUT vs POWER INPUT IMPEDANCE DATA FREQ. 30 MHz ZIN () Z CL () 0.57 + j 0.78 0.80 + j 0.43 POUT = 100 W PEP VCE = 12.5 V 3/5 SD1487 TEST CIRCUIT C1 C2 C3 C4, C6 C7 C5, C8 C9 C10 L1 L2 : : : : : : : : 9 - 180pF Arco 463 5 - 380pF Arco 465 200pF Arco 465 170pF Arco 469 0.1F Ceramic Disc 1000pF Unelco 10F Electrolytic, 35Vdc 1000F Electrolytic, 35Vdc L3 L4 L5 : Copper Strap 1/4" Widht, Length 1 1/2, Height 1/2" : 4 Turns, #16 AWG, Enameled Wire 3/8" I.D. : 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 : 2 1/2 Turns, #14 AWG, I.D. Loose Wound : 16 Turns, #16 AWG, Enameled Wire on Micrometals Torroid #T-94 4/5 SD1487 PACKAGE MECHANICAL DATA Ref.: Dwg. No.12-0174 Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use ascritical components in life support devices or systems without express written approval of SGS-THOMSON Microelectonics. (c) 1994 SGS-THOMSON Microelectronics - All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A 5/5 |
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