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| MSC81058 RF & MICROWAVE TRANSISTORS GENERAL PURPOSE AMPLIFIER APPLICATIONS .EMI .REFRACTORY/ .VSWR .HERMETI .P T TER BALLASTED G OLD METALLIZATION CAPABILITY :1 @ RATED CONDITIONS C STRIPAC (R) PACKAGE OUT = 10 W MIN. WITH 10 dB GAIN @ 1 GHz .250 2LFL (S010) hermetically sealed ORDER CODE MSC81058 BRANDING 81058 PIN CONNECTION DESCRIPTION The MSC81058 is a common base hermetically sealed silicon NPN microwave transistor utilizing a fishbone, emitter ballasted geometry with a refractory/gold metallization system. This device is capable of withstanding infinite load VSWR at any phase angle under rated conditions. The MSC81058 is designed for Class C amplifier applications in the 0.4 - 1.2 GHz frequency range. ABSOLUTE MAXIMUM RATINGS (T case = 25 C) Symbol Parameter 1. Collector 2. Base 3. Emitter 4. Base Value Unit PDISS IC VCC TJ T STG Power Dissipation* Device Current* Collector-Supply Voltage* Junction Temperature Storage Temperature 29 1.0 35 200 - 65 to +200 W A V C C THERMAL DATA RTH(j-c) Junction-Case Thermal Resistance* 6.0 C/W *Applies only to rated RF amplifier operation October 1992 1/5 MSC81058 ELECTRICAL SPECIFICATIONS (T case = 25 C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCBO BVEBO BVCER I CBO hFE DYNAMIC Symbol IC = 1mA IE = 1mA IC = 10mA VCB = 28V VCE = 5V IE = 0mA IC = 0mA RBE = 10 IC = 500mA 45 3.5 45 -- 15 -- -- -- -- -- -- -- -- 2.5 120 V V V mA -- Test Conditions Value Min. Typ. Max. Unit POUT c GP COB f = 1.0 GHz f = 1.0 GHz f = 1.0 GHz f = 1 MHz PIN = 1.0 W PIN = 1.0 W PIN = 1.0 W VCB = 28 V VCC = 28 V VCC = 28 V VCC = 28 V 10 60 10 -- 11 64 10.4 -- -- -- -- 10 W % dB pF TYPICAL PERFORMANCE POWER OUTPUT vs FREQUENCY FREQUENCY vs COLLECTOR EFFICIENCY RELATIVE POWER OUTPUT vs COLLECTOR VOLTAGE 2/5 MSC81058 IMPEDANCE DATA TYPICAL INPUT IMPEDANCE ZIN PIN = 1.0 W VCC = 28 V Normalized to 50 ohms FREQ. 0.4 GHz 0.6 GHz 0.8 GHz 1.0 GHz 1.2 GHz ZIN () 2.3 + j 2.7 2.5 + j 4.0 2.8 + j 5.0 3.0 + j 6.0 3.3 + j 7.2 ZCL () 26.0 + j 16.0 17.2 + j 13.0 11.0 + j 9.5 7.7 + j 6.3 5.8 + j 3.5 TYPICAL COLLECTOR LOAD IMPEDANCE ZCL POUT = Saturated VCC = 28 V Normalized to 50 ohms 3/5 MSC81058 TEST CIRCUIT Ref.: Dwg. No. C127320 All dimensions are in inches. Frequency 1.0 GHz PACKAGE MECHANICAL DATA 4/5 MSC81058 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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