TYPICAL OPERATION IN SELF-EXCITED 1.5-MC CONVERTER CIRCUIT TECHNICAL DATA DC Collector-Supply Voltage... .......0.2....000200 eee -6 ~9 12 volts DC Collector-to-Emitter Voltage wees . 5 8 ~11 volts DC Collector Current... sees . 0.65 0.65 0.65 ma Input Resistance. .... deed eee een eee . 1850 1950 2150 ohms Output Resistance . 0.19 0.28 0.48 megohm RMS Base-to-Emitter Oscillator-Injection Voltage..... .. 100 100 100 mv Conversion Power Gain: Maximum available...... 0.0.0.0... cae cee eee eeu 44.2 46.1 48.9 db Uselal. ccc ccc ccc ener nc erneuevenereses vente ceeee . 34.2 84.5 35.3 db TRANSISTOR Germanium p-n-p type used in " converter (mixer-oscillator) applica- ( E L | tions in battery-operated AM portable . radio receivers. In a common-emitter circuit, this type is capable of provid- ing a useful conversion power gain of 34.5 db. JEDEC No. TO-40 package; outline 15, Outlines electrically identical with type 2N1526. TRANSISTORS 8 Germanium n-p-n types used in medium-speed switching applications in data-processing equipment. These OH transistors are n-p-n complements of the p-n-p types 2N404 and 2N404A. JEDEC No. TO-5 package; outline 6, Outlines Section. MAXIMUM RATINGS 2N1605 COLLECTOR-TO-BASE VOLTAGE (with emitter open)...... 25 max COLLECTOR-TO-EMITTER VOLTAGE (with base-to-emitter volts = 1)..... 0 ee eee . 24 max EMITTER-TO-BASE VOLTAGE. (ith colle 12 max COLLECTOR CURRENT. 100 max EMITTER CURRENT. 100 max TRANSISTOR DISSIPATION: At ambient temperatures up to 25C....0.......... 160 max At ambient temperatures above 25C AMBIENT TEMPERATURE RANGE: Operating and storage........0...00....00.0.000000. ~-65 to 100 LEAD TEMPERATURE (for 10 seconds maximum)........ 235 max CHARACTERISTICS 2N1605 Collector-to-Emitter Saturation Voltage: With collector ma = 12 and base ma = 0.4........ 0.15 max With collector ma = 24and basema = 1.......... 0.2 max Base-to-Emitter Voltage: With collector ma = 12 and base ma = 0.4......... 0.38 maz With collector ma = 24 and basema =1.......... 0.4 max Collector-Cutoff Current: With collector-to-base volts = 12 and emitter current = 0 000... cece 5 max With collector-to-base volts =: 40 and emitter current = 0....00.0.00.0.0.000 0.000 c cee _ Total Stored Charge (with collector-to-base volts = 6.25, collector ma = 1G, and base ma = 1)...... 1400 2N1527 Section. This type is 2N1605 2NI605A 2N1605A 40 max 40 max 12 max 100 max 100 max 200 max see ences See curve page 68 65 to 100 235 maz 2N1605A 0.15 max 0.2 max 0.35 max 0.4 max 10 max 1400 max volts volts volta ma ma mw C C volt volt volt volt ua peout 227