SD1899 RF & MICROWAVE TRANSISTORS SATELLITE COMMUNICATIONS APPLICATIONS .. . REFRACTORY/GOLD METAL LIZATION EFFICIENCY - 50% TYPICAL POUT = 30 W MIN. WITH 9.3 dB GAIN .250 x .320 2LFL (M170) epoxy sealed ORDER CODE SD1899 BRANDING SD1899 PIN CONNECTION DESCRIPTION The SD1899 is a common base silicon NPN bipolar device optimized for 1.6 GHz SATCOM applications. SD1899 offers superior gain and collector efficiency, making it an ideal choice for Class C power amplifiers used in portable as well as fixed SATCOM terminals. 1. Collector 3. Base 2. Emitter ABSOLUTE MAXIMUM RATINGS (T case = 25°C) Symbol Parameter Valu e Unit VCBO Collector-Base Voltage 45 V VCES Collector-Emitter Voltage 45 V VEBO Emitter-Base Voltage 3.0 V Device Current 3.5 A Power Dissipation (+25°C) 64.8 W TJ Junction Temperature +200 °C TSTG Storage Temperature − 65 to +150 °C 2.7 °C/W IC PDISS THERMAL DATA RTH(j-c) January 6, 1997 Junction-Case Thermal Resistance 1/5 SD1899 ELECTRICAL SPECIFICATIONS (T case = 25°C) STATIC Symbol Value Test Conditions Unit Min. Typ. Max. BVCBO IC = 8 mA IE = 0 mA 45 — — V BVCES IC = 8 mA VBE = 0 V 45 — — V BVEBO IE = 8 mA IC = 0 mA 3.0 — — V ICBO VCB = 28 V IE = 0 mA — — 2 mA hFE VCE = 5 V IC = 1.6 A 15 — 150 — DYNAMIC Symbol 2/5 Value Test Conditions Unit Min. Typ. Max. POUT f = 1650 MHz VCC = 28 V PIN = 3.5 W 30 32 — W ηc f = 1650 MHz VCC = 28 V PIN = 3.5 W 45 50 — % PG f = 1650 MHz VCC = 28 V 9.3 — — dB January 6, 1997 SD1899 TYPICAL PERFORMANCE POWER INPUT vs POWER OUTPUT POWER INPUT vs EFFICIENCY POWER INPUT vs POWER OUTPUT POWER INPUT vs EFFICIENCY POWER INPUT vs POWER OUTPUT POWER INPUT vs EFFICIENCY January 6, 1997 3/5 SD1899 TEST CIRCUIT C1 : C2 : C3 : C4 : 4/5 .3 - 1.2 pf Johanson Capacitor .4 - 2.5 pf Johanson Capacitor #27283 100 pf Chip Capacitor ATC 100 A101KCA 150 15,000 pf EMI filter Murata/Erie 9900-381-6604 L1, L2 :4 Turn Choke #28 AWG .080” I.D. Board Material: EPSILAM 10, Er = 10.2, .050” Thick, 1Oz. Copper, SMA Launcher CDI (2 pieces) January 6, 1997 SD1899 PACKAGE MECHANICAL DATA Ref.: Dwg. No.:12-0170 UDCS No. 1010996 rev. B Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics 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 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 as criti cal components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics. 1997 SGS-THOMSON Microelectronics - All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Italy - Japan - Korea Malaysia - Malta - Morocco - The Netherlands - Singapore - Spain - Sweden - Swit zerland Taiwan - Thailand - United Kingdom - U.S.A. January 6, 1997 5/5