SD1489

SD1489 RF & MICROWAVE TRANSISTORS TV/LINEAR APPLICATIONS . . . . . . . . . . 470 - 860 MHz 28 VOLTS CLASS AB PUSH PULL DESIGNED FOR HIGH POWER LINEAR OPERATION HIGH SATURATED POWER CAPABILITY GOLD METALLIZATION DIFFUSED EMITTER BALLAST RESISTORS COMMON EMITTER CONFIGURATION INTERNAL INPUT MATCHING P OUT = 50 W MIN. WITH 6.5 dB GAIN .438 x .450 2LFL (M173) epoxy sealed ORDER CODE SD1489 BRANDING SD1489 PIN CONNECTION DESCRIPTION The SD1489 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for high linearity Class AB operation in UHF and Band IV, V television transmitters and transposers. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Base 3. 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 45 30 3.0 8 175 +200 − 65 to +150 V V V A W °C °C THERMAL DATA RTH(j-c) November 1992 Junction-Case Thermal Resistance 1.0 °C/W 1/5 SD1489 ELECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCBO BVCER BVCEO BVEBO I CEO hFE IC = 50mA IC = 20mA IC = 200mA IE = 10mA VCE = 28V VCE = 5V IE = 0mA RBE = 10Ω IB = 0mA IC = 0mA IE = 0mA IC = 3A 45 40 30 3.0 — 10 — — — — — — — — — — 5 80 V V V V mA — DYNAMIC Symbol Test Conditions Value Min. Typ. Max. Unit POUT GP ηC COB Note: f = 860 MHz f = 860 MHz f =...