SD1458

SD1458 RF & MICROWAVE TRANSISTORS TV\LINEAR APPLICATIONS 170 - 230 MHz 28 VOLTS IMD −55 dB COMMON EMITTER GOLD METALLIZATION INTERNAL INPUT MATCHING HIGH SATURATED POWER CAPABILITY www.DataSheet4U.com DESIGNED FOR HIGH POWER LINEAR OPERATION P OUT = 14 W MIN. WITH 14.0 dB GAIN . . . . . . . . . .500 6LFL (M111) epoxy sealed ORDER CODE SD1458 BRANDING SD1458 PIN CONNECTION DESCRIPTION The SD1458 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for high linearity Class A operation in VHF and band III television transmitters and transposers. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Base 3. Emitter 4. 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 60 35 4.0 10 140 +200 − 65 to +150 V V V A W °C °C THERMAL DATA RTH(j-c) Junction-Case Thermal Resistance November 1992 1.5 °C/W 1/5 SD1458 ELECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCER BVCEO BVEBO ICES hFE IC = 50mA IC = 50mA IE = 10mA VCE = 50V VCE = 5V RBE = 10Ω IB = 0mA IC = 0mA IE = 0mA IC = 1A 60 35 4.0 — 10 — — — — — — — — 5 100 V V V mA — DYNAMIC Symbol www.DataSheet4U.com Test Conditions Value Min. Typ. Max. Unit POUT GP IMD3 COB Note: f = 225 MHz f = 225 MHz f = 225 MHz f = 1 MHz VCE = 28 V VCE = 28 V VCE = 28 ...