RCA TRANSISTOR MANUAL has an offset pedestal, stud-mount arrangement which provides positive heat-sink contact. Outline 19, Outlines Section. This type is electrically identical with type 2N1701 except for the following items: MAXIMUM RATINGS TRANSISTOR DISSIPATION: At case temperatures up to 25C.... . 40 maz watts At case temperatures above 25C,....... See curve page 68 LEAD TEMPERATURE (for 10 seconds maxim .. 285 max C TRANSISTOR : 2IN2 47 - Silicon n-p-n type used in ultra- fo high-speed logic-circuit applications in data-processing equipment. Package is similar to JEDEC No. TO-18; outline E 27, Outlines Section. MAXIMUM RATINGS COLLECTOR-TO-BASE VOLTAGR (with emitter open)... 2... 00... eee cee 18 maz volta COLLECTOR-TO-EMITTER VOLTAGE (with base open) 6 maz volta EMITTER-TO-BASE VOLTAGE (with collector dpen).. 4 maz volta TRANSISTOR DISSIPATION: At case temperatures up to 100C... ..... . 500*mazx mw At ambient temperatures up to 25C... 300 maz mw At ambient temperatures above 25C... 1... eee eee ees of See curve page 68 TEMPERATURE RANGE: Storage... 0... ccc eee eee ee tee eter e nee t beet enone ~65 to 800 C Operating (jfunction)......... dete eens eee ee tne nee ewene 665 to 200 C LEAD TEMPERATURE (for 10 seconds maximam) 800 maz C * This rating must be reduced by 6 mw per C for case temperatures above 100C, CHARACTERISTICS Base-to-Emitter Saturation Voltage (with collector ma = 20 and base ma = 0.66)...0. 0... ee cette tence eee severe 0.8 t01.0 volt Collector-to-Emitter Saturation Voltage (with collector ma = 20 and base ma = 0.66).....0 0.0... cece ee te ete eee ene see oe 0.4 maz volt Collector-Cutoff Current (with collector-to-base volta = 5 and emitter current QO)... .. 0... cc cee eee ee tener er erences ae 0.05 max Ba In Common-Base Circuit Output Capacitance (with collector-to-base volts = 6, emitter current = 0, end frequer.cy == 140 kiloeycles).............4- eeeae see 8 maz pf Input Capacitance (with ernitter-to-base volts = 0.5, collector current = 0, and frequency = 140 kilocycles)..........---. sees ceeee 2.5 maz pf ln Common-Emitter Circuit Small-Signal Forward Current-Transfer Ratio (with caliector-to-emitter volts = 2, collector ma =: 20, and frequency = 100 Mc)........--.-- 6 min DC Forward Current-Transfer Ratio: . With collector-to-emitter volts = 0.8 and collector ma = 1........... 20 min With collector-to-emitter volts = 0.5 and collector ma = 50.........- 20 min With collector-to-emitter volts == 0.4 and collector ma = 20...... soe. 80 to 150 TRANSISTOR Silicon n-p-n type used in core- 8 QN2 476 driving and line-driving applications requiring exceptionally fast switching speeds at high currents. JEDEC No. TO-5 package; outline 6, Outlines Sec- tion. This type is identical with type 2N2477 except for the following items: 256