Switching and Applications High oltage: BC546, CEO =65 Low Noise: BC549, BC550 Complement to BC556... BC560 NPN Epitaxial Silicon Transistor TO-92. Collector 2. Base 3. Emitter Absolute Maximum Ratings T a =25 C unless otherwise noted Symbol Parameter alue Units CBO Collector-Base oltage : BC546 : BC547/550 : BC548/549 CEO Collector-Emitter oltage : BC546 : BC547/550 : BC548/549 EBO Emitter-Base oltage : BC546/547 : BC548/549/550 I C Collector Current (DC) ma P C Collector Power Dissipation 500 mw T J Junction Temperature 50 C T STG Storage Temperature -65 ~ 50 C 80 50 30 65 45 30 6 5 Electrical Characteristics T a =25 C unless otherwise noted Symbol Parameter Test Condition Min. Typ. Max. Units I CBO Collector Cut-off Current CB =30, I E =0 5 na h FE DC Current Gain CE =5, I C =2mA 800 CE (sat) Collector-Emitter Saturation oltage I C =ma, =0.5mA I C =ma, =5mA BE (sat) Base-Emitter Saturation oltage I C =ma, =0.5mA I C =ma, =5mA BE (on) Base-Emitter On oltage CE =5, I C =2mA CE =5, I C =ma h FE Classification 90 200 700 900 250 600 580 660 700 720 f T Current Gain Bandwidth Product CE =5, I C =ma, f=mhz 300 MHz C ob Output Capacitance CB =, I E =0, f=mhz 3.5 6 pf C ib Input Capacitance EB =0.5, I C =0, f=mhz 9 pf NF Noise Figure : BC546/547/548 : BC549/550 : BC549 : BC550 CE =5, I C =200µA f=khz, R G =2KΩ CE =5, I C =200µA R G =2KΩ, f=30~5000mhz Classification A B C h FE ~ 220 200 ~ 450 420 ~ 800 2.2.4.4 4 4 3 m m m m m m
Typical Characteristics I C [ma], COLLECTOR CURRENT 80 60 40 20 = 400µA = 350µA = 300µA = 250µA = 200µA = 50µA = µa CE = 5 = 50µA 0 0 2 4 6 8 2 4 6 8 20 CE [], COLLECTOR-EMITTER OLTAGE 0. 0.0 0.2 0.4 0.6 0.8.0.2 BE[], BASE-EMITTER OLTAGE Figure. Static Characteristic Figure 2. Transfer Characteristic hfe, DC CURRENT GAIN 0 CE = 5 0 BE(sat), CE(sat)[m], SATURATION OLTAGE 00 0 IC = IB BE(sat) CE(sat) 0 IC[A], COLLECTOR CURRENT Figure 3. DC current Gain Figure 4. Base-Emitter Saturation oltage Collector-Emitter Saturation oltage Cob[pF], CAPACITANCE f=mhz IE = 0 0. 0 ft, CURRENT GAIN-BANDWIDTH PRODUCT 0 CE = 5 0. CB[], COLLECTOR-BASE OLTAGE Figure 5. Output Capacitance Figure 6. Current Gain Bandwidth Product
Package Dimensions 4.58 +0.25 0.5 TO-92 3.86MAX 0.46 ±0..27TYP [.27 ±0.20].02 ±0. 0.38 +0. 0.05.27TYP [.27 ±0.20] 3.60 ±0.20 (R2.29) (0.25) 4.47 ±0.40 4.58 ±0.20 0.38 +0. 0.05 Dimensions in Millimeters
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. ACEx ActiveArray Bottomless CoolFET CROSSOLT DOME EcoSPARK E 2 CMOS EnSigna FACT FACT Quiet series FAST FASTr FRFET GlobalOptoisolator GTO HiSeC I 2 C Across the board. Around the world. The Power Franchise Programmable Active Droop ImpliedDisconnect ISOPLANAR LittleFET MicroFET MicroPak MICROWIRE MSX MSXPro OCX OCXPro OPTOLOGIC OPTOPLANAR PACMAN POP Power247 PowerTrench QFET QS QT Optoelectronics Quiet Series RapidConfigure RapidConnect SILENT SWITCHER SMART START SPM Stealth SuperSOT -3 SuperSOT -6 SuperSOT -8 SyncFET TinyLogic TruTranslation UHC UltraFET CX DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein:. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. PRODUCT STATUS DEFINITIONS Definition of Terms 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. Datasheet Identification Product Status Definition Advance Information Formative or In Design This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. Preliminary First Production This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. Obsolete Not In Production This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. 2002 Fairchild Semiconductor Corporation Rev. I