2sc2078b 2sc1815c 2sc1815d 2sc1815e.pdf datasheet:

2SC2078Silicon NPN POWER TRANSISTORDESCRIPTIONB FSEATINGT PLANEC 4Designed primarily for SSB linear powerTSamplifier applicationsAQ1 2 3HFEATURESUKZ Specified 12.5V, 27MHz CharacteristicsL PO = 4W PEPV ft = 200 MHzSTYLE 1:RGPIN 1. BASE2. COLLECTORJD3. EMITTERN4. COLLECTORDIMENSIONSUNIT A B C D F G H J K L N Q R S T U V Z15.75 10.28 4.82 0.88 3.73 2.66 3.93 0.64 14.27 1.52 5.33 3.04 2.79 1.39 6.47 1.27 -- 2.04mm14.48 9.66 4.07 0.64 3.61 2.42 2.8 0.46 12.70 1.15 4.83 2.54 2.04 1.15 5.97 0.00 1.15 --0.620 0.405 0.19 0.035 0.147 0.105 0.155 0.025 0.562 0.060 0.210 0.12 0.11 0.055 0.255 0.05 -- 0.08inches0.570 0.380 0.16 0.025 0.142 0.095 0.110 0.018 0.500 0.045 0.190 0.10 0.08 0.045 0.235 0.00 0.045 --MAXIMUM RATINGSMAXIMUM RATINGSCHARACTERISTICS SYMBOL RATINGS UNITSCollector-Base Volt