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Fairchild 2N4123 manual

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Table of contents for the manual

  • Page 1

    2N4123 NPN General Purpose Amplifier 2N4123 This device is designed for use as general purpose amplifiers and switches requiring collector currents to 100 mA. Absolute Maximum Ratings* TA = 25°C unless otherwise noted * These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. NOTES : 1) These ra[...]

  • Page 2

    2N4123 NPN General Purpose Amplifier (continued) Electrical Characteristics TA = 25°C unless otherwise noted OFF CHARACTERISTICS S y m b ol P a r ame ter Tes t C ond itio ns Min Ma x U n it s V (B R) CE O C ol le c t or - E m i tt er B r eak d own Vo ltag e* I C = 1. 0 m A , I B = 0 30 V V (BR) CB O C ol le c t or - B a s e B reak d own Vo ltag e [...]

  • Page 3

    2N4123 T ypical Characteristics Base-E mi tter ON V oltage v s Collector C u rren t 0.1 1 10 100 0.2 0.4 0.6 0.8 1 I - COLLEC TOR CURRENT (mA ) V - BA SE-EMITTER ON VOL T A GE (V) BE(ON) C V = 5V CE 25 °C 125 °C - 40 °C NPN General Purpose Amplifier (continued) Base -Emitter Sa turation V oltage vs Collector Current 0.1 1 10 100 0.4 0.6 0.8 1 I [...]

  • Page 4

    Power Di ssipation v s A mbient T emperature 0 25 50 75 100 125 150 0 0.25 0.5 0.75 1 TEMPER A TURE ( C) P - POWER DI SSI P A TION (W ) D o SOT-223 SOT-23 TO -9 2 T ypical Characteristics (continued) Noise Fi gure vs F reque ncy 0.1 1 10 100 0 2 4 6 8 10 12 f - FREQUENCY (kHz) NF - NOISE FIG URE (dB) V = 5.0V CE I = 100 µ A, R = 500 Ω C S I = 1.[...]

  • Page 5

    2N 4123 NPN General Purpose Amplifier (continued) T ypical Characteristics (continued) Storage T ime v s Co llector Current 1 10 100 5 10 100 500 I - COLLECTOR CURREN T (mA) t - STORAGE TIME (ns) I = I = B1 C B2 I c 10 S T = 125 ° C T = 25 ° C J J Fall T ime vs Collect or C urre nt 1 10 100 5 10 100 500 I - COLLECT OR CURRENT (mA ) t - F ALL TIME[...]

  • Page 6

    T est Circuits 10 K Ω Ω Ω Ω Ω 3.0 V 275 Ω Ω Ω Ω Ω t 1 C 1 < < < < < 4.0 pF Duty Cycle = = = = = 2% Duty Cycle = = = = = 2% < < < < < 1.0 ns - 0.5 V 300 ns 10.6 V 10 < < < < < t 1 < < < < < 500 µ µ µ µ µ s 10.9 V - 9.1 V < < < < < 1.0 ns 0 0 10 K Ω [...]

  • Page 7

    TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. LIFE SUPPORT POLICY F AIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPOR T DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN AP[...]