140 COMMERCE DRIVE MONTGOMERYVILLE, PA 18936-1013 PHONE: (215) 631-9840 FAX: (215) 631-9855 MS1579 RF & MICROWAVE TRANSISTORS TV LINEAR APPLICATIONS Features • • • • • • • 470 - 860 MHz 25 VOLTS CLASS A OPERATION INTERNAL INPUT MATCHING POUT = 14 WATTS GP = 8.5 dB MINIMUM COMMON EMITTER CONFIGURATION DESCRIPTION: The MS1579 is a gold metallized, epitaxial silicon NPN transistor designed for Class A, UHF and Band IV, V television transmitters applications. Diffused emitter ballast resistors ensure long term reliability under Class A linear operation. ABSOLUTE MAXIMUM RATINGS (Tcase Tcase = 25° 25° C) Symbol VCBO VCEO VEBO PDISS IC TJ T STG Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Power Dissipation Device Current Junction Temperature Storage Temperature Value Unit 45 25 4.0 65 5.2 +200 -65 to +150 V V V W A °C °C 2.5 ° C/W Thermal Data RTH(J-C) Thermal Resistance Junction-case Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. MS1579 ELECTRICAL SPECIFICATIONS (Tcase = 25° 25° C) STATIC Symbol BVCBO BVCEO BVEBO HFE Test Conditions IC = 20 mA IC = 40 mA IE = 5 mA VCE = 20 V IE = 0 mA IB = 0 mA IC = 0 mA IC = 0.5 A Min. Value Typ. Max. 45 25 3.0 10 --------- ------200 Unit V V V --- DYNAMIC Symbol Test Conditions Min. Value Typ. Max. Unit POUT f = 845 MHz PIN = 2.0 VCE = 25 V 14 --- --- W GP POUT = 14 W PIN = 2.0 VCE = 25 V 8.5 --- --- dB IMD3 POUT = 14 W PIN = 2.0 VCE = 25 V --- -47 --- dBc f =1 MHz VCB = 25 V --- --- 20 pf COB Conditions: VCE = 25 V ICQ = 2 x 850 mA Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. MS1579 TYPICAL PERFORMANCE Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. TEST CIRCUIT Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM MS1579 PACKAGE MECHANICAL DATA Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.