STMicroelectronics TCC597
The SD1449 is a silicon NPN bipolar device specifically designed for high linearity applications in the UHF frequency range including TV Bands IV and V.APPLICATIONS
. . . . . . 860 MHz 20 VOLTS COMMON EMITTER GOLD METALLIZATION CLASS A LINEAR OPERATION POUT = 1.0 W MIN. WITH 10.0 dB GAIN .280 4L STUD (M122) epoxy sealed ORDER CODE SD1449 BRANDING TCC597 PIN CONNECTIONDESCRIPTION
Gold metallization and emitter ballasting assure high reliability under Class A linear amplifier operation.ABSOLUTE MAXIMUM RATINGS
(T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Emitter 3. Base 4. Emitter VCBO VCEO VEBO IC PDISS TJ TSTG Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature 45 25 3.5 1.2 19.4 +200 − 65 to +150 V V V A W °C °C THERMAL DATA RTH(j-c) Junction-Case Thermal Resistance 9.0 °C/W July 27, 1994 1/4 SD1449 (TCC597)ELECTRICAL SPECIFICATIONS
(T case = 25 ° C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCBO BVCER BVCEO BVEBO ICBO hFE IC = 2 mA IC = 40 mA IC = 40 mA IE = .5 mA VCB = 28 V VCE = 5 V IE = 0 mA RBE = 10 Ω IB = 0 mA IC = 0 mA IE = 0 mA IC = 200 mA 45 50 24 3.5 — 20 — — — — — — — — — — 0.45 120 V V V V mA — DYNAMIC Symbol Test Conditions Value Min.