RCA TRANSISTOR MANUAL TRANSISTOR Silicon n-p-n type used in very- QN 2205 high-speed switching applications in ~ equipments which require high relia- bility and high packaging densities. JEDEC No. TO-18 package; outline 12, Outlines Section. This type is elec- trically identical with type 2N1708. TRANSISTOR Silicon n-p-n type used in very- 2N220 6 high-speed switching applications in equipments which require high relia- bility and high packaging densities. JEDEC No. TO-46 package; outline 18, Outlines Section. MAXIMUM RATINGS COLLECTOR-TO-BASE VOLTAGE (with emitter open)... ......... 0. cee ee eee COLLECTOR-TO-EMITTER, VOLTAGE (With external base-to-emitter resistance = 1000 ohms and load resistance = 100 ohms)............. EMITTER-TO-BASE VOLTAGE: (with collector open). .....0... 0-06. TRANSISTOR DISSIPATION: At case temperatures up to 26C 0. eee eee At ambient temperatures up to 26C... tees At case or ambient temperatures above 25C........ 0... cece ee ane TEMPERATURE RANGE: Operation (junction). 00... cece tee tte tenets Storage... 00. ee eee et een tees LEAD TEMPERATURE (for 10 seconds maximum)....-...--- seer eeee cree CHARACTERISTICS Base-to-Emitter Saturation Voltage (with collector ma = 10 and base ma = 1)... eee eee teen eee e nee eens eee Collector-to-Emitter Saturation Voltage: With collector ma = 10 and base ma = 1........ 0.6 cee eee teen With collector roa = 50 and base ma = 6.0.0.0... 0... eee ee eee eee Collector-Cutoff Current (with colleetor-to-base volts = 15 and emitter current = 0)... .. ccc ee eee ee et tee ene enene In Common-Base Circuit Collector-to-Base Capacitance (with collector-to-base volts = 10, emitter current = 0, anc frequency = 140 kilocycles)............... . in Common-Emitter Circuit DC Forward Current-Transfer Ratio (with collector-to-emitter volts = 1 and collector ma = 10). 00...) ee eee nee Small-Signal Forward Current-Transfer Ratio (with collector-to-emitter volts = 16, collector ma = 10, and frequency = 100 Me)..........06 TRANSISTOR Silicon n-p-n type used in a wide 2N2270 variety of small-signal and medium- power applications in industrial and military equipment. It can be used in rf service as an amplifier, mixer, oscil- lator and converter; in af service in @sp 3) c B } E C 25 max volta 20 max volts 8 maz volts 1 maz watt 0.3 maz watt See curve page 68 ~65 to 175 C --66 to 300 C 235 max C 0.7 to 0.9 volt 0.22 max volt 0.35 maz volt 0.025 maz ua 6 maz pt 40 to 120 2 min 8 E G smal}-signal and power applications. It features low output capacitance and ex- ceptionally low noise and leakage characteristics. JEDEC No. TO-5 package; outline 6, Outlines Section. For curve of collector characteristics, refer to type 2N2102. 252