2N2222
2N2221-2N2222中文资料
2N2218-2N22192N2221-2N2222January 1989HIGH-SPEED SWITCHESABSOLUTE MAXIMUM RATINGSSymbol ParameterValue Unit V CBO Collector-base Voltage (I E =0)60V V CEO Collector-emitter Voltage (I B =0)30V V EBO Emitter-base Voltage (I C =0)5V I C Collector Current0.8A P t o tTotal Power Dissipation at T amb ≤25°Cfor 2N2218and 2N2219for 2N2221and 2N2222at T c as e ≤25°C for 2N2218and 2N2219for 2N2221and 2N22220.80.531.8W W W W T st g Storage Temperature –65to 200°C T jJunction Temperature175°C DESCRIPTIONTO-18TO-39INTERNAL SCHEMATIC DIAGRAM2N2218/2N2219approved to CECC 50002-100,2N2221/2N2222approved to CECC 50002-101available on request.The 2N2218,2N2219,2N2221and 2N2222are sili-con planar epitaxial NPN transistors in Jedec TO-39(for 2N2218and 2N2219)and in Jedec TO-18(for 2N2221and 2N2222)metal cases.They are designed for high-speed switching applications at collector currents up to 500mA,and feature use-ful current gain over a wide range of collector cur-rent,low leakage currents and low saturation volt-ages.1/5ELECTRICAL CHARACTERISTICS (T amb =25°C unless otherwise specified)Symbol ParameterTest Conditions Min.Typ.Max.Unit I CBO Collector Cutoff Current (I E =0)V CB =50V V CB =50V T am b =150°C1010nA µA I E BO Emitter Cutoff Current (I C =0)V E B =3V 10nA V (BR)CBOColllector-base Breakdown Voltage (I E =0)I C =10µA 60V V (BR)CE O *Collector-emitter Breakdown Voltage (I B =0)I C =10mA 30V V (BR)EBOEmittter-base Breakdown Voltage (I C =0)I E =10µA 5VV CE (s at )*Collector-emitter Saturation VoltageI C =150mA I C =500mA I B =15mA I B =50mA 0.41.6V V V B E(s at )*Base-emitter Saturation VoltageI C =150mA I C =500mAI B =15mA I B =50mA 1.32.6V Vh F E *DC Current Gainfor 2N2218I C =0.1mA I C =1mA I C =10mA I C =150mA I C =500mA I C =150mA for 2N2219I C =0.1mA I C =1mA I C =10mA I C =150mA I C =500mA I C =150mA and 2N2221V CE =10V V CE =10V V CE =10V V CE =10V V CE =10V V CE =1V and 2N2222V CE =10V V CE =10V V CE =10V V CE =10V V CE =10V V CE =1V 2025354020203550751003050120300f T Transition Frequency I C =20mA f =100MHz V CE =20V 250MHz C CBO Collector-base Capacitance I E =0f =100kHz V CB =10V 8pF R e (h ie )Real Part of Input ImpedanceI C =20mA f =300MHzV CE =20V60Ω*Pulsed :pulse duration =300µs,duty cycle =1%.THERMAL DATA2N22182N22192N22212N2222R t h j-cas e R t h j-ambThermal Resistance Junction-case Thermal Resistance Junction-ambientMax Max50°C/W 187.5°C/W83.3°C/W 300°C/W2N2218-2N2219-2N2221-2N22222/5DIM.mminch MIN.TYP.MAX.MIN.TYP.MAX.A 12.70.500B 0.490.019D 5.30.208E 4.90.193F 5.80.228G 2.540.100H 1.20.047I 1.160.045L45o 45oLGI DAFE BHCTO-18MECHANICAL DATA00160432N2218-2N2219-2N2221-2N22223/5DIM.mminch MIN.TYP.MAX.MIN.TYP.MAX.A 12.70.500B 0.490.019D 6.60.260E 8.50.334F 9.40.370G 5.080.200H 1.20.047I 0.90.035L45o (typ.)LGI DAFE BHTO39MECHANICAL DATAP008B2N2218-2N2219-2N2221-2N22224/52N2218-2N2219-2N2221-2N2222 Information furnished is believed to be accurate and reliable.However,SGS-THOMSON Microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use.No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics.Specificationsmentioned in this publication are subject to change without notice.This publication supersedes and replaces all information previously supplied.SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectonics.©1994SGS-THOMSON Microelectronics-All Rights ReservedSGS-THOMSON Microelectronics GROUP OF COMPANIESAustralia-Brazil-France-Germany-Hong Kong-Italy-Japan-Korea-Malaysia-Malta-Morocco-The Netherlands-Singapore-Spain-Sweden-Switzerland-Taiwan-Thailand-United Kingdom-U.S.A5/5。
2n2222晶体管参数
2n2222晶体管参数2N2222是一种常用的NPN型晶体管，它具有许多重要的参数。
本文将介绍2N2222晶体管的参数及其意义，以及该晶体管在电子领域中的应用。
我们来了解一下2N2222晶体管的基本参数。
2N2222晶体管的最大集电极电流（IC），通常为600mA。
这意味着晶体管可以承受的最大电流为600mA，超过这个电流，晶体管可能会受损或失效。
晶体管的最大集电极电压（VCEO）为30V，表示晶体管可以承受的最大电压为30V。
此外，2N2222晶体管的最大功耗（Pd）为500mW，功耗越大，晶体管发热越严重。
除了以上参数，2N2222晶体管还有一些其他重要的参数。
其中，最重要的是输入电容（Cbe）和输出电容（Cbc）。
输入电容是指晶体管的基极和发射极之间的电容，输出电容是指晶体管的集电极和基极之间的电容。
这两个参数决定了晶体管的高频特性，即晶体管在高频下的性能。
通常情况下，输入电容和输出电容越小，晶体管的高频性能越好。
另一个重要的参数是转移比（hfe），也称为电流放大倍数。
转移比表示晶体管输出电流（IC）与输入电流（IB）之间的比值。
对于2N2222晶体管，转移比通常在75至300之间。
转移比越大，晶体管的放大效果就越好。
但需要注意的是，转移比对于不同的晶体管可能会有所差异，所以在实际应用中需要根据具体情况选择适合的晶体管。
除了以上参数，2N2222晶体管还有一些其他的特性。
例如，饱和电压（VCEsat）是指晶体管在饱和状态下的集电极与发射极之间的电压降。
饱和电压越小，晶体管的开关速度越快。
此外，2N2222晶体管的射极电阻（RE）和基极电阻（RB）也是很重要的参数，它们影响着晶体管的工作点和放大性能。
2N2222晶体管具有许多优点，因此在电子领域中得到了广泛的应用。
首先，由于2N2222晶体管的尺寸小，体积轻，因此非常适合在紧凑的电路板上使用。
其次，2N2222晶体管具有较高的电流放大倍数和较低的饱和电压，使其在放大电路和开关电路中得到了广泛应用。
2N2222AUB;中文规格书,Datasheet资料
Fea t ure•Ceramic surface mount package •Miniature package to minimize circuitboard area•Hermetically sealed•Qualification per MIL-S-19500/255•Same footprint and pin-out as many SOT-23 package transistorsDe s crip t ionThe JANTX/TXV2N2222AUB is a miniature hermetically sealed ceramic surface mount general purpose switching transistor. The miniature three pin ceramic package is ideal for upgrading commercial grade circuits to military reliability levels where plastic SOT-23devices have been used. The “UB” suffix denotes the 3 terminal chip carrier package, type “B” per MIL-PRF-19500/255.Typical screening and lot acceptance tests are provided on page 13-4. The burn-in condition is V CB = 30 V, P D = 200 mW, T A = 25o C, t =80 hrs. Refer to MIL-PRF-19500/255 for completerequirements. In addition, the TX and TXV versions are 100% thermal response tested.When ordering parts without processing,do not use a JAN prefix.Ab s o l ute Maxi m um Rat i ngs (T A = 25o C un l ess oth e r w ise noted)Collector- B ase Volt a ge ............................................. 75 V Collector- E mitter Volt a ge............................................ 50 V Emitter- B ase Volt a ge ............................................... 6.0 Col l ec t or Current- C ontinuous...................................... 800 mA Op e r a t i ng Junc t ion Tem p era t ure (T J )........................ -65o C to +200o C Stor a ge Junc t ion Tem p era t ure (T stg )........................ -65o C to +200o C Power Dis s i p a t ion @ T A = 25o C..................................... 0.3 W Power Dis s i p a t ion @ T C = 25o C .................................. 1.16 W (1)Sol d er i ng Tem p era t ure (va p or phase re f low for 30 sec.)................. 215o C Sol d er i ng Tem p era t ure (heated collet for 5 sec.)...................... 260o CNotes:(1) Der a te line a rly 6.6 mW/o C above 25o C.Prod u ct Bul l e t in JANTX, JANTXV, 2N2222AUB Sep t em b er 1996Surface Mount NPN General Purpose TransistorType JANTX, JANTXV, 2N2222AUBOp t ek Tech n ol o gy, Inc. 1215 W. Crosby Road Car r oll t on, Texas 75006 (972) 323- 2200 Fax (972) 323- 2396Types JANTX, JANTXV-2N2222AUBElec t ri c al Char a c t er i s t ics (T A = 25o C un l ess oth e r w ise noted)SYM B OL PA R AME T ER MIN MAX UNITS TEST CON D I T IONOff Char a c t er i s t icsV(BR)CBO Collector-Base Breakdown Voltage75V IC = 10 µA, I E = 0V(BR)CEO Collector-Emitter Breakdown Voltage50V I C = 10 mA, I B = 0V(BR)EBO Emitter-Base Breakdown Voltage 6.0V I E = 10 µA, I C = 0I CBO Collector-Base Cutoff Current10nA V CB = 60 V, I E = 010µA V CB = 60 V, I E = 0, T A = 150o CI EBO Emitter-Base Cutoff Current10nA V EB = 4 V, I C = 0I CES Collector-Emitter Cutoff Current50nA V CE = 50 VOn Char a c t er i s t icsh FE Forward-Current Transfer Ratio50-V CE = 10 V, I C = 0.1 mA75325-V CE = 10 V, I C = 1.0 mA100-V CE = 10 V, I C = 10 mA100300-V CE = 10 V, I C = 150 mA(2)30-V CE = 10 V, I C = 500 mA(2)35-V CE = 10 V, I C = 10 mA, T A = -55o C V CE(SAT)Collector-Emitter Saturation Voltage0.30V I C = 150 mA, I B = 15 mA(2)1.0V I C = 500 mA, I B = 15 mA(2)V BE(SAT)Base-Emitter Saturation Voltage0.60 1.20V I C = 150 mA, I B = 15 mA(2)2.0V I C = 500 mA, I B = 15 mA(2)Small-S ignal Char a c t er i s t icsh fe Small Signal Forward Current Transfer50-V CE = 10 V, I C = 1.0 mA, f = 1.0 kHz Ratio2.5-V CE = 20 V, I C = 20 mA, f = 100 MHzIh fe I Small Signal Forward Current TransferRatioC obo Open Circuit Output Capacitance8.0pF V CB = 10 V, 100 kHz ≤ f ≤ 1.0 MHzC ibo Input Capacitance (Output Open)25pF V EB = 0.5 V, 100 kHz ≤ f ≤ 1.0 MHzSwitch i ng Char a c t er i s t icst on Turn-On Time35ns V CC = 30 V, I C = 150 mA, I B1 = 15 mAt off Turn-Off Time300ns V CC = 30 V, I C = 150 mA, I B1 = I B2 = 15 mA (2) Pulse Width ≤ 300 µs, Duty Cycle ≤ 2.0%Op t ek Tech n ol o gy, Inc. 1215 W. Crosby Road Car r oll t on, Texas 75006 (972) 323- 2200 Fax (972) 323- 2396分销商库存信息: OPTEK-TECHNOLOGY 2N2222AUB。
三极管参数
2N5551 NPN TO-92 180V 0.6A 0.625W
2N5684 PNP TO-3 80V 50A 300W
2N5685 NPN TO-3 60V 50A 300W
2N5686 NPN TO-3 80V 50A 300W
BC640 PNP TO-92 100V 1A 0.8W
BC879 PNP达 TO-126 100V 1A 0.8W
BD系列
型号 结型 外形 参数
BD135 NPN TO-126 45V 1.5A 12.5W
BD136 PNP TO-126 45V 1.5A 12.5W
BC系列
型号 结型 外形 参数
BC327 PNP TO-92 50V 0.8A 0.625W
BC328 PNP TO-92 30V 0.8A 0.625W
BC337 NPN TO-92 50V 0.8A 0.625W
BC338 NPN TO-92 30V 0.8A 0.625W
BC368 NPN TO-92 25V 1A 0.8W
BC369 PNP TO-92 25V 1A 0.8W
BC546 NPN TO-92 80V 0.1A 0.5W
BC547 NPN TO-92 50V 0.1A 0.5W
BC548 NPN TO-92 30V 0.1A 0.5W
BU508AF NPN TOP-3F 1500V 8A 34W
BU508DF NPND TOP-3F 1500V 8A 34W
BU806 NPN达 TO-220 400V 8A 60W
BU932金封 NPN达 TO-3 500V 15A 150W
常见三极管型号选型参考
常见三极管型号选型参考简介，全称应为半导体三极管，也称双极型晶体管、晶体三极管，是⼀种控制电流的半导体器件。
其作⽤是把微弱信号放⼤成幅度值较⼤的电信号，也⽤作⽆触点开关。
三极管是半导体基本元器件之⼀，具有电流放⼤作⽤，是电⼦电路的核⼼元件。
三极管是在⼀块半导体基⽚上制作两个相距很近的PN结，两个PN结把整块半导体分成三部分，中间部分是基区，两侧部分是发射区和集电区，排列⽅式有PNP和NPN两种。
常见三极管的型号9011: 除是⾳频低噪⾳管外.还是长尾可变放⼤倍数的第⼀中放专⽤管. 长尾--即使电流⼀直延伸到接近0. 仍不会截⽌.可变放⼤倍数--电流变⼩.放⼤倍数不断变⼩.好象⼏乎是⽇常常⽤管中唯⼀⼀只第⼀中放专⽤管9012: PNP9013: NPN, Ic = 500mA, 中功率, 低频, 能推动普通⾳频输出的中功率放⼤9014: NPN, Ic = 100mA, MHz, ⼩功率, 低频, 低噪放⼤9015: PNP9018: NPN, Ic = 50mA, fT = ~ 620 ~ 1100 MHz, ⼩功率, ⾼频, ⼩电流低噪⾳8050: NPN, Ic = 1000~1500mA, ⾼频放⼤, 速度慢⼀些, 中功率管, ⼩功率放⼤电路中配对管, ⼩电⼦产品, ⾼频电路和电话中常见8550: PNP, Ic = 1000~1500mA, ⾼频放⼤, 速度慢⼀些, 中功率管2N3904: NPN,2N3906: PNP, Ic = 200mA, ⼩功率管, 速度⽐较快, 延时特别少, 最⼤通过的电流是在200mA, It is a 200 mA, 40 V, 625 mW transistor with a transition frequency of 300 MHz,[4] with a minimal beta, or current gain, of 100 at a collector current of 10 mA. It is used in a variety of analog amplification and switching applications. The 2N3904 is used very frequently in hobby electronics projects, including home-made ham radios, code-practice oscillators and as an interfacing device for microcontrollers.2N2222: NPN, Ic = 500mA, 可与2N2907/2N2907A PNP管做互补对称管使⽤, common NPN bipolar junction transistor (BJT) used for general purpose low-power amplifying or switching applications. It is designed for low to medium current, low power, medium voltage, and can operate at moderately high speeds. It was originally made in the TO-18 metal can as shown in the picture2N2907: PNP,2N5551: NPN, Ic = 600mA, VCEO=160V, ⾼反压三极管, 主要⽤途是1)做⾼压开关管, 2)做中功率功放, 3)做视频放⼤器2N5401: PNPBC184: NPN, VCEO=30V, Ic = 500mA, ICBO=<15nA, 通⽤⼩信号放⼤BC550: NPN, VCEO=45V, Ic = 100mA, ICBO=<15nA, 通⽤⼩信号放⼤BC560: PNP, VCEO=-45V, Ic = -100mA, ICBO=<15nA, 通⽤⼩信号放⼤MMBTA63, LMBTA63, SMBTA63: PNP, Darlington, Ic = -500mA, VCEO=-30V, hFE=5k~10kMPSA64, MMBTA64, LMBTA64, SMBTA64: PNP, Darlington, VCEO=-30V, Ic = -100mA, hFE=10k~20k,MPSA14, KSP14: NPN, Darlington, Ic在0.1~100mA之间hFE为1万⾄4万, 80mA处达到最⼤.hFE随温度上升明显升⾼, 低噪⾳微⼩信号放⼤KSP13: NPN, Darlington, Ic = 500mA, VCEO=30V, hFE=5k~10kMPSA18: NPN, ICBO=<15nA, 低噪⾳微⼩信号放⼤MPSA92: PNP, VCEO=-300V, Ic = -30mA, ⾼压⼩信号, 功放MPSA42: NPN, VCEO=300V, Ic = 30mA, ⾼压⼩信号, 功放与MPSA92组成对管FMMT734: PNP, Darlington, Ic = -800mA, VCEO=-100V, hFE=20k~60k, ⾼负压⾼电流⼤放⼤倍数达林顿管, 室温下Ic在1~100mA间能保持7.5万的hFE. hFE随温度上升明显升⾼FMMT634: NPN, DarlingtonMPSA系列⼩信号三极管主要参数选⽤三极管需要了解三极管的主要参数,三极管的四个极限参数：Icm, BVCEO, Pcm及fT是最基本的，另外，还要了解三极管的特征频率、噪⾳和输出功率。
三极管型号及参数大全
这些虽不能涵盖所有的三极管型号，例如3DD系列等，但是都是极其常用的型号，例如901系列，简直是无所不在。
在网上查的电子元件手册都是卖书的广告，找到点参数型号确实不易。
S9013是NPN型三极管，放大倍数分为六级，在三极管上有标识：D级：64-91E级：78-112F级：96-135G级：112-166H级：144-220I级：190-300名称封装极性功能耐压电流功率频率配对管D63328NPN音频功放开关100V7A40W达林顿9013 21 NPN 低频放大50V0. 5A0. 625W 90129014 21 NPN 低噪放大50V0. 1A0. 4W 150HM Z90159015 21 PNP 低噪放大50V0. 1A0. 4W 150MHZ 9014901821NPN高频放大30V0.05A0.4W1000MHZ805021NPN高频放大40V1.5A1W100MHZ8550855021PNP高频放大40V1.5A1W100MHZ80502N222221NPN通用60V0.8A0.5W25／200NS2N23694ANPN开关40V0.5A0.3W800MHZ2N29074ANPN通用60V0.6A0.4W26／70NS2N305512NPN功率放大100V15A115WMJ29552N34406NPN视放开关450V1A1W15MHZ2N66092N377312NPN音频功放开关160V16A50W2N390421ENPN通用60V0.2A2N290621CPNP通用40V0.2A2N2222A21铁NPN高频放大75V0.6A0.625W300MHZ2N671821铁NPN音频功放开关100V2A2W2N540121PNP视频放大160V0.8050三极管引脚图6A0.625W100MHZ2N55512N555121NPN视频放大160V0.6A0.625W100MHZ2N54012N568512NPN音频功放开关60V50A300W2N627712NPN功放开关180V50A250W901221PNP低频放大50V0.5A0.625W90132N667812NPN音频功放开关650V15A175W15MHZ9012贴片PNP低频放大50V0.5A0.625W90133DA87A6NPN视频放大100V0.1A1W3DG6B6NPN通用20V0.02A0.1W150MHZ3DG6C6NPN通用25V0.02A0.1W250MHZ3DG6D6NPN通用30V0.02A0.1W150MHZMPSA4221ENPN电话视频放大300V0.5A0.625WMPSA92MPSA9221EPNP电话视频放大300V0.5A0.625WMPSA42MPS2222A21NPN高频放大75V0.6A0.625W300MHZ9013贴片NPN低频放大50V0.5A0.625W90123DK2B7NPN开关30V0.03A0.2W3DD15D12NPN电源开关300V5A50W3DD102C12NPN电源开关300V5A50W3522V5V稳压管A63428EPNP音频功放开关40V2A10WA7086PNP音频开关80V0.7A0.8WA715C29PNP音频功放开关35V2.5A10W160MHZA73321PNP通用50V0.1A180MHZA7414PNP开关20V0.1A70／120NSA78139BPNP开关20V0.2A80／160NSA928ECBPNP通用20V1A0.25WA93321PNP通用50V0.1A140MHZA94028PNP音频功放开关150V贴片三极管型号对照表1.5A25W4MHZC2073 A96621PNP音频激励输出30V1.5A0.9W100MHZC2236A95021PNP通用30V0.8A0.6WA96828PNP音频功放开关160V1.5A25W100MHZC2238A1009BCEPNP功放开关350V2A15WA1220P29PNP音频功放开关120V1.5A20W150MHZA101321PNP视频放大160V1A0.9WC2383A101521PNP通用60V0.1A0.4W8MHZC18152N605012PNP音频功放开关60V12A150W2N605112PNP音频功放开关80V12A150WA1175PNP通用60V0.10A0.25W180MHZA1213贴片PNP超高频50V0.15A80MHZA719ECBPNP通用30V0.50A0.625W200MHZB12G－PNP音频30V0.05A0.05WB1114ECBPNP通用贴片20V2A180MHZB205锗管PNP音频功放开关80V20A80WB1215BCEPNP功放开关贴片120V3A20W130MHZC2946NPN栾生对管25V0.05A200MHZC10446NPN视放45V0.3A2.2GHZC12166NPN高速开关40V0.2AT，20ｎSC1344ECBNPN通用低噪30V0.10230MHZC17336NPN栾生对管30V0.05A2GHZC131721ECBNPN通用30V0.5A0.625W200MHZC54621ECBNPN高放30V0.03A0.15W600MHZC68011NPN音频功放开关200V2A30W20MHZC66512NPN音频功放开关125V5A50W15MHZC4581BCENPN电源开关600V10A65W20MHZC4584BCENPN电源开关1200V6A65W20MHZC4897BCENPN行管1500V20A150WC4928BCENPN行管1500V15A150WC5411BCENPN彩显行管17”1500V14A60WHQ1F3P贴片NPN功放开关20V2A2WTIP13228NPN音频功放开关100V8A70WTIP137A102021PNP音频开关50V2A0.9WA112321PNP低噪放大150V0.05A0.75WA116221DPNP通用贴片50V0.15A0.15WA1216BCEPNP功放开关180V17A200W20MHZC2922 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D1651SPNPN彩行1500V5A60W3MHZD1710BCENPN彩行1500V5A50WD171828CNPN音频功放180V15A150W20MHZD1762BCENPN音频功放开关60V3A25W90MHZB1185D1843BCENPN低噪放大50V1A1WD184950ANPN彩行1500V7A120WD185050ANPN彩行1500V7A120WD185950ANPN音频80V0.7A1W120MHZD186350ANPN音频120V1A1W100MHZD172429NPN开关120V3A180MHZD187730NPN彩行1500V4A50W带阻尼D187930NPN彩行1500V6A60W带阻尼D188720NPN彩行1500V1070WD193021NPN达林顿100V2A1.2W达林顿D197553ANPN音频功放180V15A150WB1317BU2532AW30NPN开关功放1500V15A150WD197821NPN达林顿120V1.5A0.9WD1994AEBCNPN音频驱动60V1A1WBD23729NPN音频功放100V2A25WBD238BD23829PNP音频功放100V2A25WBD237BU2520AF30NPN开关功放1500V10A150W1/500NSBU2520DF30NPN开关功放1500V10A150W1/500NSBU2520DX30NPN开关功放1500V10A50W600NSBUH515BCENPN行管1500V10A80WBUH515DBCENPN行管1500V10A80WBUS13A12NPN开关功放1贴片三极管型号000V15A175W D199745BNPN激励管40V3A1.5W100MHZD2008EBCNPN音频功放80V1A1.2WD2012BCENPN音频功放60V3A2W3MHZD2136EBCNPN功放80V1A1.2WD215553ANPN音频功放180V15A150WD2253BCENPN彩显行管1700V6A50WD225646NPN达林顿功放120V25A125WB1494D233428BNPN彩行1500V5A80WD2335BCENPN彩行1500V7A100W带阻尼D2349BCENPN大屏彩显行管1500V±10A50WD1959BCENPN彩行1400V10A50WD2374BCENPN功放开关60V3A25W30MHZD2375BCENPN高放大倍数80V3A25W50MHZD2388EBCNPN达林顿90V3A1.2WD2445BCENPN彩行1500V12.5A120WD2498BCENPN彩行1500V6A50WD2588BCENPN点火器用DK55BCENPN开关400V4A60WBC30721aPNP通用50V0.2A0.3WBC327CBEPNP低噪音频50V0.8A0.625WBC337BC33721aNPN音频激励低噪50V0.8A0.625WBC327BC33821aNPN通用激励50V0.8A0.6WBC54621aNPN通用80V0.2A0.5WBC547CBENPN通用50V0.2A0.5W300MHZBD13529NPN音频功放45V1.5A12.5WBD13629PNP音频功放45V1.5A12.5WBD137BD13729NPN音频功放60V1.5A12.5WBD136BD13829PNP音频功放60V1.5A12.5WBD三极管原理139 BD13929PNP音频功放80V1.5A12.5WBD138BUS14A12NPN开关功放1000V30A250WBUT11A28NPN开关功放1000V5A100WBD24328NPN音频功放45V6A65WBD244BD24428PNP音频功放45V6A65WBD243BD68129NPN达林顿功放100V4A40WBD682BD68229PNP达林顿功放100V4A40WBD681BF45829NPN视放250V0.1A10WBU208A12NPN彩行1500V5A12.5WBU208D12NPN彩行1500V5A12.5WBU32328NPN达林顿功放450V10A125WBU40628NPN行管400V7A60WBU508A28NPN行管1500V7.5A75WBU508A28NPN行管1500V7.5A75WBU508D28NPN行管1500V7.5A75WBU80628NPN功放400V8A60WBU932R12NPN功放500V15A150WBUT12A28NPN开关功放450V10A125WBU94112NPN功放开关500V15A175W达林顿BU1508DX28NPN开关功放1500V8A35WBU2506DX30NPN开关功放1500V7A50W600NSBU2508AF30NPN开关功放1500V8A125W600NSBU2508AX30NPN开关功放1500V8A125W600NSBU2508DF30NPN开关功放1500V8A125W600NSBU2508DX30NPN开关功放1500V8A50W600NSBUV2628NPN音频功放开关90V14A65W250NSBU2522AF30NPN开关功放1500V11A150W350NSMJ1502412NPN音频功放开关400V16A250W4MHZMJ15025MJ1502512PNP音频功放开关400V16A250W4MHZMJ15024MJE27129PNP达林顿100V2A15W6MHZ<三极管的检测br />BUV28A28NPN音频功放开关225V10A65W250NSBUV48A30NPN音频功放开关450V15A150WBUW13A30NPN功放开关1000V15A150WBUX4812NPN功放开关850V15A125WBUX8430NPN功放开关800V2A40WBUX98A12NPN功放开关400V30A210W5MHZDK5528NPN功放开关400V4A65WDTA114PNP10K－10K160V0.6A0.625WDTC143NPN录像机用4.7kHPA100BCENPN大屏彩显行管1500V10A150WHPA150BCENPN大屏彩显行管1500V15A150WHSE830BCEPNP音频功放80V115W1MHZHSE800HSnpn三极管型号E838BCENPN音频功放80V115W1MHZHSE830MN650BCENPN行管1500V6A80WMJ80212NPN音频功放开关90V30A200WMJ4502MJ295512PNP音频功放开关60V15A115WMJ3055MJ305512NPN音频功放开关60V15A115WMJ2955MJ450212PNP音频功放开关90V30A200WMJ802MJ1001212NPN达林顿400V10A175WMJ1001512NPN电源开关400V50A200WMJ1001612NPN电源开关500V50A200WMJ1002512电源开关850V20A250WMJ1103212NPN电源开关120V50A300WMJ11033MJ1103312PNP电源开关120V50A300WMJ11032MJ1333312NPN电源开关400V20A175WMJ1101512PNP铁达林顿500V10AMJ1400312PNP铁MJE34029NPN视放300V0.5A20WMJE350MJE35029PNP视放300V0.5A20WMJE340MJE2955TBCEPNP音频功放开关60V10A75W2MHZMJE3055TMJE3055TBCENPN音频功放开关70V10A75W2MHZMJE2955TMJE5822BCEPNP音频功放开关500V8A80WMJE9730BCENPNMJE1300329NPN功放开关400V1.5A14WMJE1300528NPN功放开关400V4A60WMJE1300728NPN功放开关1500V2.5A60WKSE80028NPN达林顿140V4A20WTIP31CBCENP贴片三极管型号大全N功放开关100V3A40W3MHZTIP32 TIP32CBCEPNP功放开关100V3A40W3MHZTIP31TIP35C30NPN音频功放开关100V25A125W3MHZTIP36TIP36C30PNP音频功放开关100V25A125W3MHZTIP35TIP41C30NPN音频功放开关100V6A65W3MHZTIP42TIP42C30PNP音频功放开关100V6A65W3MHZTIP41TIP10228NPN音频功放开关100V8A2WTIP10528PNP音频功放开关60V15A80W达林顿TIP12228NPN音频功放开关100V5A65WTIP127TIP12728PNP音频功放开关100V5A65WTIP122TIP13728PNP音频功放开关100V8A70WTIP132TIP14230NPN音频功放开关100V10A125WTIP147TIP142大30NPN音频功放开关100V10A125WTIP147TIP14730PNP音频功放开关100V10A125WTIP142TIP147大30PNP音频功放开关100V10A125WTIP142TIP152BCE电梯用达林顿400V3A65WTL43121电压基准源BT33电压结晶体管UGN3144SGO霍尔开关60MIAL1电磁／微波炉1000V60A300WT30G40BCENPN大功率开关管400V30A300W560921NPN音频低频放大50V0.8A0.625W5610561021PNP音频低频放大50V0.8A0.625W5610962621NPN通用品名极性管脚功能参数MPSA42 NPN 21E 电话视频放大300V0.5A0.625WMPSA92 PNP 21E 电话视频放大300V0.5A0.625WMPS2222A NPN 21 高频放大75V0.6A0.625W300MHZ 9011 NPN EBC 高频放大50V30mA0.4W150MHz 9012 PNP 贴片低频放大50V0.5A0.625W9013 NPN EBC 低频放大50V0.5A0.625W9013 NPN 贴片低频放大50V0.5A0.625W 9014 NPN EBC 低噪放大50V0.1A0.4W150MHZ9015 PNP EBC 低噪放大50V0.1A0.4W150MHZ9018 NPN EBC 高频放大30V50MA0.4W1GHZ8050 NPN EBC 高频放大40V1.5A1W100MHZ8550 PNP EBC 高频放大40V1.5A1W100MHZ2N2222 NPN 4A 高频放大60V0.8A0.5W25/200NSβ=452N2222A NPN 小铁高频放大75V0.6A0.625W300MHZ 2N2369 NPN 4A 开关40V0.5A0.3W800MHZ 2N2907 NPN 4A 通用60V0.6A0.4W26/70NSβ=200 2N3055 NPN 12 功率放大100V15A115W2N3440 NPN 6 视放开关450V1A1W15MHZ2N3773 NPN 12 音频功放开关160V16A150W COP 2N6609 2N3904 NPN 21E 通用60V0.2Aβ=100-4002N3906 PNP 21E 通用40V0.2Aβ=100-400 2N5401 PNP 21E 视频放大160V0.6A0.625W100MHZ 2N5551 NPN 21E 视频放大160V0.6A0.625W100MHZ 2N5685 NPN 12 音频功放开关60V50A300W2N6277 NPN 12 功放开关180V50A250W2N6609 PNP 12 音频功放开关160V15A150W COP 2N3773品名极性管脚功能参数2N6678 NPN 12 音频功放开关650V15A175W15MHZ2N6718 NPN 小铁音频功放开关100V2A2W50MHZ 3DA87A NPN 6 视频放大100V0.1A1W3DG6A NPN 6 通用15V20mA0.1W100MHz3DG6B NPN 6 通用20V20mA0.1W150MHz3DG6C NPN 6 通用20V20mA0.1W250MHz3DG6D NPN 6 通用30V20mA0.1W150MHz3DG12C NPN 7 通用45V0.3A0.7W200MHz3DK2B NPN 7 开关30V30mA0.2W3DK4B NPN 7 开关40V0.8A0.7W3DK7C NPN 7 开关25V50mA0.3W3DD15D NPN 12 电源开关300V5A50W3DD102C NPN 12 电源开关300V5A50W3522V 5.2V稳压管录像机用A634 PNP 28E 音频功放开关40V2A10WA708 PNP 6 NF/S 80V0.7A0.8WA715C PNP 29 音频功放开关35V2.5A10W160MHZ A733 PNP 21 通用50V0.1A180MHZA741 PNP 4 S 20V0.1A <70/120nSA781 PNP 39B 开关20V0.2A <80/160NSA928 PNP ECB 通用20V1A0.25WA933 PNP 21 Uni 50V0.1A140MHzA940 PNP 28 音频功放开关150V1.5A25W4MHZ /C2073 A950 PNP 21 通用30V0.8A0.6WA966 PNP 21 音频激励输出30V1.5A0.9W COP:C2236 A968 PNP 28 音频功放开关160V1.5A25W100MHZ /C2238 A1009 PNP BCE 功放开关350V2A15WA1012 PNP 28 音频功率放60V5A25WA1013 PNP 21 视频放大160V1A0.9WA1015 PNP 21 通用60V0.15A0.4W8MHZ品名极性管脚功能参数A1020 PNP 21 音频开关50V2A0.9WA1123 PNP 21 低噪放大150V0.05A0.75WA1162 PNP 21d 通用贴片50V0.15A0.15WA1216 PNP BCE 功放开关180V17A200W20MHZ /2922 A1220 PNP 29 音频功放开关120V1.5A20W150MHZ/C2690 A1265 PNP BCE 功放开关140V10A100W30MHZ /C3182 A1295 PNP BCE 功放开关230V17A200W30MHZ /C3264 A1301 PNP BCE 功放开关160V10A100W30MHZ /C3280 A1302 PNP BCE 功放开关200V15A150W30MHZ /C3281 A1358 ? PNP 高频120V1A10W120MHZ A1444 PNP BCE 高速电源开关100V15A30W80MHZA1494 PNP BCE 功放开关200V17A200W20MHZ /C3858 A1516 PNP BCE 功放开关180V12A130W25MHZA1668 PNP 28B 电源开关200V2A25W20MHZA1785 PNP BCE 驱动400V1A1W/120V1A0.9W140MH A1941 PNP BCE 功放开关140V10A100WCOP:5198A1943 PNP BCE 功放开关230V15A150W /C5200 原A1988 PNP 30 功放开关B449 PNP 12 功放开关50V3.5A22.5W 锗管B631K PNP 29 音频功放开关120V1A8W130MHZ /D600K B647 PNP 21 通用120V1A0.9W140MHZ /D667B649 PNP 29 视放180V1.5A1W /D669B669 PNP 28 达林顿功放70V4A40WB673 PNP 28 达林顿功放100V7A40WB675 PNP 28 达林顿功放60V7A40WB688 PNP BCE 音频功放开关120V8A80W /D718B734 PNP 39B 通用60V1A1W /D774B744 PNP 21 通用30V0.1A0.25WB772 PNP 29 音频功放开关40V3A10WB774 PNP 21 通用30V0.1A0.25W品名极性管脚功能参数B817 PNP 30 功放开关160V12A100W /D1047B834 PNP 28 功放开关60V3A30WB937A PNP 功放开关60V2A35 DRAL B1020 PNP 28 功放开关达林顿100V7A40Wβ=6000B1079 PNP 30 达林顿功放100V20A100Wβ=5000/D1559 B1185 PNP 28B 功放开关60V3A25W 70MHZ /D1762 B1238 PNP ECB 功放开关80V0.7A1W 100MHZ B1240 PNP 39B 功放开关40V2A1W100HZB1243 PNP 39B 功放开关40V3A1W70HZB1316 PNP 54B 驱动功放达林顿100V2A10Wβ=15000B1317 PNP BCE 音频功放180V15A150W COP:D1975 B1335 PNP 28 音频功放低噪80V4A30W 12MHZ B1375 PNP BCE 音频功放60V3A2W9MHZB1400 PNP 28B 达林顿功放120V6A25W β=1000-20000 B1429 PNP BCE 功放开关180V15A150WB1494 PNP BCE 达林顿功放120V25A120Wβ=2000-20000 C106 NPN EBC 音频功放开关60V1.5A15WC380 NPN 21 高频放大35V0.03A250MHZC458 NPN 21 通用30V0.1A230MHzC536 NPN 21 通用40V0.1A180MHZC752 NPN 21 通用30V0.1A300MHzC815 NPN 21 通用60V0.2A0.25WC828 NPN 21 通用45V0.05A0.25WC900 NPN 21 低噪放大30V0.03A100MHZC943 NPN 4A 通用60V0.2A200MHZC945 NPN 21 通用50V0.1A0.5W250MHZC1008 NPN 6 通用80V0.7A0.8W50MHZC1162 NPN 29 音频功放开关35V1.5A10WC1213 NPN 39B 监视器专用35V0.5A0.4WC1222 NPN 21 低噪放大60V0.1A100MHZ品名极性管脚功能参数C1494 ? NPN 40A 发射36V6A PQ=40W/175MHZC1507 NPN 28 视放300V0.2A15WC1674 NPN 21 HF/ZF 30V0.02A600MHzC1815 NPN 21 通用60V0.15A0.4W8MHZC1855 NPN 21f HF/ZF 20V0.02A550MHzC1875 NPN 12 彩行1500V3.5A50WC1906 NPN 21 高频放大30V0.05A1000MHZC1942 NPN 12 彩行1500V3A50WC1959 NPN 21 通用30V0.4A0.5W300MHz C1970 NPN 28 手机发射40V0.6A PQ=1.3W/175MHZC1971 NPN 28A 手机发射35V2.0A PQ=7.0W/175MHZ C1972 NPN 28A 手机发射35V3.5A PQ=15W/175MHZ C2012 NPN 21 HF 30V0.03A200MHZC2027 NPN 12 行管1500V5A50WC2036C2068 NPN 28E 视频放大300V0.05A1.5W80MHZC2073 NPN 28 功率放大150V1.5A25W4MHZ /A940C2078 NPN 28 音频功放开关80V3A10W150MHZC2120 NPN 21 通用30V0.8A0.6WC2228 NPN 21 视频放大160V0.05A0.75WC2230 NPN 21 视频放大200V0.1A0.8WC2233 NPN 28 音频功放开关200V4A40WC2236 NPN 21 通用30V1.5A0.9W /A966C2238 NPN 28 音频功放开关160V1.5A25W100MHZ /A968 C2320 NPN 21 通用50V0.2A0.3W200MHZC2335 NPN 28 视频功放500V7A40WC2373 NPN 28 功放200V7.5A40WC2383 NPN 21 视频开关160V1A0.9W /A1015C2443 NPN 大铁功放开关600V50A400WC2481 NPN 29 音频功放开关150V1.5A20W品名极性管脚功能参数C2482 NPN 21 视频放大300V0.1A0.9WC2500 NPN 21 通用30V2A0.9W150MHZC2594 NPN 29 音频功放开关40V5A10WC2611 NPN 29 视频放大300V0.1A1.25WC2625 NPN 30 音频功放开关450V10A80WC2682 NPN 29 NF/Vid 180V0.1A8WC2688 NPN 29 视放管300V0.2A10W80MHZC2690 NPN 29 音频功放开关120V1.2A20W150MHZ/A1220P C2751 NPN BCE 电源开关500V15A120Wβ=40C2837 NPN 30 音频功放开关150V10A100WC2898 NPN 28 音频功放开关500V8A50WC2922 NPN 43 音频功放开关180V17A200W50MHZ /A1216 C3026 NPN 12 开关管1700V5A50Wβ=20C3030 NPN BCE 开关管达林顿900V7A80Wβ=15 C3039 NPN 28 电源开关500V7A50Wβ=40C3058 NPN 12 开关管600V30A200W β=15C3148 NPN 28 电源开关900V3A40Wβ=15C3150 NPN 28 电源开关900V3A50Wβ=15C3153 NPN 30 电源开关900V6A100Wβ=15 C3182 NPN 30 功放开关140V10A100Wβ=95/A1265C3198 NPN 21 高频放大60V0.15A0.4W130MHZC3262 NPN BCE 达林顿功放800V10A100WC3264 NPN BCE PA功放开关230V17A200Wβ=170/A1295 C3280 NPN 30 音频功放开关160V12A120Wβ=100C3281 NPN 30 音频功放开关200V15A150W30MHZβ=100 C3300 NPN 30 音频功放开关100V15A100W β=600 C3310 NPN 28C 电源开关500V5A40W β= 20C3320 NPN 28C 电源开关500V15A80W β= 15C3355 NPN 21F 高频放大20V0.1A6500MHZ品名极性管脚功能参数C3358 NPN 40B 高频放大20V0.1A7000MHZC3457 NPN BCE 电源开关1100V3A50Wβ=12C3460 NPN BCE 电源开关1100V6A100Wβ=12C3466 NPN BCE 电源开关1200V8A120Wβ=10C3505 NPN 28B 电源开关900V6A80W β=20C3527 NPN BCE 电源开关500V15A100Wβ=13C3528 NPN BCE 电源开关500V20A150Wβ=13 C3595 NPN 29 射频30V0.5A1.2Wβ=90 C3679 NPN BCE 电源开关900V5A100W6MHZC3680 NPN BCE 电源开关900V7A120W6MHZ C3688 NPN BCE 彩行1500V10A150WC3720 NPN BCE 彩行1200V10A200WC3783 NPN BCE 高压高速开关900V5A100W 黄河21"C3795 NPN BCE 高压高速开关900V5A2W8MHzC3807 NPN BCE 低噪放大30V2A1.2W260MHZC3858 NPN BCE 功放开关200V17A200W20MHZ /A1494 C3866 NPN BCE 高压高速开关900V3A40WC3873 NPN BCE 高压高速开关500V12A75W30MHZ C3886 NPN BCE 开关,行管1400V8A50W8MHZ C3893 NPN 28B 行管1400V8A50W8MHZ C3907 NPN 28B 功放开关180V12A130W30MHZC3953 NPN 29 视放120V0.2A1.3W 4000MHZC3987 NPN 28 达林顿50V3A20W β=1000C3995 NPN BCE 行管1500V12A180W 34寸C3997 NPN BCE 行管1500V15A250WC3998 NPN BCE 行管1500V25A250W C4024 NPN BCE 功放开关100V10A35W 24MHZC4038 NPN BCE 门电路50V0.1A0.3W180MHZC4059 NPN BCE 高速开关600V15A130W 0.5/2.2US C4106 NPN BCE 电源开关500V7A50W20MHZ?。
2N2222中文资料_数据手册_参数
Product specification
2N2222; 2N2222A
SYMBOL
PARAMETER
CONDITIONS
MIN. MAX. UNIT
Switching times (between 10% and 90% levels); see Fig.2
DISCRETE SEMICONDUCTORS
DATA SHEET
M3D125
2N2222; 2N2222A NPN switching transistors
Product specification Supersedes data of September 1994 File under Discrete Semiconductors, SC04
DC current gain 2N2222A
IE = 0; VCB = 60 V IE = 0; VCB = 60 V; Tamb = 150 °C IC = 0; VEB = 3 V IC = 0.1 mA; VCE = 10 V IC = 1 mA; VCE = 10 V IC = 10 mA; VCE = 10 V IC = 150 mA; VCE = 1 V; note 1 IC = 150 mA; VCE = 10 V; note 1 IC = 10 mA; VCE = 10 V; Tamb = −55 °C
SYMBOL
PARAMETER
Rth j-a Rth j-c
thermal resistance from junction to ambient thermal resistance from junction to case
CONDITIONS in free air
2N2222 P2N2222A 三极管
(VCC = 30 Vdc, IC = 150 mAdc, IB1 = IB2 = 15 mAdc) (Figure 2)
v v 1. Pulse Test: Pulse Width 300 ms, Duty Cycle 2.0%.
2. fT is defined as the frequency at which |hfe| extrapolates to unity.
NF, NOISE FIGURE (dB)
10
RS = OPTIMUM
8.0
IC = 1.0 mA, RS = 150 Ω 500 µA, RS = 200 Ω
RS = SOURCE RS = RESISTANCE
100 µA, RS = 2.0 kΩ
6.0
50 µA, RS = 4.0 kΩ
4.0
0.6
IC = 1.0 mA
10 mA
150 mA
0.4
0.2
0 0.005 0.01 0.02 0.03 0.05
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
IB, BASE CURRENT (mA)
Figure 4. Collector Saturation Region
TJ = 25°C 500 mA
Output Admittance (IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz) (IC = 10 mAdc, VCE = 10 Vdc, f = 1.0 kHz)
Collector Base Time Constant (IE = 20 mAdc, VCB = 20 Vdc, f = 31.8 MHz)
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IC ICM IBM TJ TSTG Symbol Ptot RJC RJA Symbol
Collector Current (DC) Peak Collector Current Peak Base Current Operating Junction Temperature Storage Temperature Rating Total power Dissipation TA≦25℃ TC≦25℃ Thermal Resistance, Junction to Case Thermal Resistance, Junction to Ambient Parameter Collector cut-off current 2N2222 (VCB=50Vdc, IE=0) (VCB=50Vdc, IE=0,TA=150℃) (VCB=60Vdc, IE=0) 2N2222A (VCB=60Vdc, IE=0,TA=150℃) Emitter Cut-off current (IC=0, VEB=3Vdc) DC Current Gain (IC=0.1mAdc, VCE=10Vdc) (IC=1.0mAdc, VCE=10Vdc) (IC=10mAdc, VCE=10Vdc) (IC=150mAdc, VCE=1.0Vdc)* (IC=150mAdc, VCE=10Vdc)* DC Current Gain 2N2222 (IC=500mAdc, VCE=10Vdc) * 2N2222A
NOTE Φ Φ ΦTYP
Revision: 2 2003/03/20
2N2222,2N2222A
MCC
Parameter Min Max Units 2N2222 ------------0.6 --400 1.6 300 1.0 1.3 2.6 1.2 2.0 mVdc Vdc mVdc Vdc Vdc Vdc Vdc Vdc
Revision: 2 2003/03/20
IEBO
hFE
35 50 75 50 100 30 40
3 D E F G H J K L
DIMENSIONS INCHES MM MIN MAX MIN MAX .209 .230 5.309 5.842 .178 .195 4.521 4.953 .170 .210 4.318 5.334 .50 .75 12.7 19.05 .100 2.54 .028 .048 7.112 1.219 ----.050 ----1.27 .009 .031 0.229 0.787 44° 46° 44° 46° .036 .046 0.914 1.168 .016 .021 0.406 0.533
% !"#
2N2222 2N2222A
NPN Switching Transistors
Rating 2N2222 2N2222A 30 40 60 75 5.0 6.0 800 800 200 -55 to +150 -55 to +150 Max 500 1.2 146 350 Min Max Unit V
VCE(sat)
2N2222A
VBE(sat)
2N2222
VBE(sat)
2N2222A
SMALL-SIGNAL CHARACTERISTICS
COB fT --8.0 pF
250 300
-----
MHz MHz
SWITCHING CHARACTERISTICS
Td tr ts tf Delay Time Rise Time Storage Time Fall Time * Pulse Test: tp≦300us, Duty Cycle≦2.0% ICON=150mAdc, IBON=15mAdc, IB(off)=15mAdc
Thermal Characteristics
Electrical Characteristics @ 25OC Unless Otherwise Specified
OFF CHARACTERISTICS
ICBO ----------10 10 10 10 10 nAdc uAdc nAdc uAdc nAdc
Maximum Ratings
Symbol VCEO Rating Collector-Emitter Voltage
TO-18
VCBO
Collector-Base Voltage 2N2222 2N2222A V
VEBO
Emitter-Base Voltage 2N2222 2N2222A V mA mA mA O C O C Unit mW W K/W K/W Units
MCC
Features
• • High current (max.800mA) Low voltage (max.40V)
omponents 20736 Marilla Street Chatsworth !"# $
Symbol
ON CHARACTERISTICS*
VCE(sat) Collector-Emitter Saturation Voltage8 (IC=150mAdc, IB=15mAdc) (IC=500mAdc, IB=50mAdc) Collector-Emitter Saturation Voltage* (IC=150mAdc, IB=15mAdc) (IC=500mAdc, IB=50mAdc) Base-Emitter Saturation Voltage * (IC=150mAdc, IB=15mAdc) (IC=500mAdc, IB=50mAdc) Base-Emitter Saturation Voltage* (IC=150mAdc, IB=15mAdc) (IC=500mAdc, IB=50mAdc) Output Capacitance (VCB=10Vdc,IE=ie=0, f=1.0MHz) TransitionFrequency (VCE=20Vdc,IC=20mAdc, f=100MHz) 2N2222 2N2222A NF Noise Figure (VCE=5.0Vdc,IC=200uAdc, Rs=2.0KOHM,f=1.0kHz,B=200Hz) 2N2222A ----------4.0 10 25 200 60 dB ns ns ns ns