140 COMMERCE DRIVE MONTGOMERYVILLE, PA 18936-1013 PHONE: (215) 631-9840 FAX: (215) 631-9855 MS2211 RF & MICROWAVE TRANSISTORS AVIONICS APPLICATIONS Features • • • • • • • • REFRACTORY/GOLD METALLIZATION EMITTER SITE BALLASTED 5:1 VSWR CAPABILITY LOW THERMAL RESISTANCE INPUT/OUTPUT MATCHING OVERLAY GEOMETRY METAL/CERAMIC HERMETIC PACKAGE POUT = 6.0 W MIN. WITH 9.3 dB Gain DESCRIPTION: The MS2211 is designed for specialized avionics applications, including JTIDS, where power is provided under pulse formats utilizing short pulse widths and high burst or overall duty cycles. ABSOLUTE MAXIMUM RATINGS (Tcase = 25°°C) Symbol PDISS IC VCC TJ TSTG Parameter Power Dissipation * (TC ≤ 75°°C) Device Current * Collector - Supply Voltage * Junction Temperature (Pulsed RF Operation) Storage Temperature Value Unit 25 0.9 32 250 - 65 to + 200 W A V °C °C 7.0 ° C/W Thermal Data RTH(j-c) Junction-Case Thermal Resistance * * Applies only to rated RF amplifier operation MSC0919.PDF 9-23-98 MS2211 ELECTRICAL SPECIFICATIONS (Tcase (Tcase = 25° 25° C) STATIC Symbol BVCBO BVEBO BVCER ICES hFE Test Conditions IC = 1 mA IE = 1 mA IC = 5 mA VBE = 0V VCE = 5V IE = 0 mA IC = 0 mA RBE =10Ω VCE = 28 V IC = 250 mA Min. Value Typ. Max. Unit 48 3.5 48 ---30 ---------------- ---------0.5 300 V V V mA ---- Min. Value Typ. Max. Unit 6.0 45 9.3 ---------- ---------- W % dB DYNAMIC Symbol POUT VC GP Note: Test Conditions f = 960 - 1215 MHz f = 960 - 1215 MHz f = 960 - 1215 MHz PIN = 0.7 W PIN = 0.7 W PIN = 0.7 W VCC = 28 V VCC = 28 V VCC = 28 V Pulse format: 6.4 µ s on 6.6 µ s off, repeat for 3.3 ms, then off for 4.5125 ms. Duty Cycle: Burst 49.2%, Overall 20.8% MSC0919.PDF 9-23-98 MS2211 PACKAGE MECHANICAL DATA MSC0919.PDF 9-23-98