Bc556 bc557 bc558 bc559 bc560 pnp epitaxial silicon transistor keywords bc556, bc557, bc558, bc559, bc560, pnp epitaxial silicon transistor. So called equivalent parts, or nte replacements, may not work at all in some cases, because they were worse in some spec, or the circuit was designed with the assumptions that the part had a fairly low bandwidth. Bc546 bc547 bc548 bc549 bc550 npn epitaxial silicon transistor. Mar 21, 2004 years ago there were books for transistor equivalents. Equivalent input noise for a range of current mirror emitter resistor values. I decided to use ksp2222a to replace the bc548, and mpsh10 for the bf494.
Matching transistor pairs are available with 5% and 10% matching on hfe or hfe. Unit vcbo collectorbase voltage open emitter bc549. Motorola reserves the right to make changes without further notice to any products herein. Motorola order this document semiconductor technical data by bc549bd low noise transistors npn silicon bc549b,c bc550b,c collector 1 2 base 3 emitter 1 maximum ratings 2 3 rating symbol bc549 bc550 unit case 2904, style 17 collectoremitter voltage vceo 30 45 vdc to92 to226aa collectorbase voltage vcbo 30 50 vdc emitterbase.
I cannot tell why people favor bc550 and bc560 over the ksxxxx for the ips differential pair. International transistor equivalents guide bernard babani. Emitter pnp epitaxial silicon transistor absolute maximum ratings ta25c unless otherwise noted symbol parameter value units vcbo collectorbase voltage. Bc550c datasheet general purpose transistor npn, package. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does motorola assume any liability arising out of the application or use of any product or circuit. In order to navigate out of this carousel please use your heading shortcut key to navigate to the next or previous heading. Everyday low prices and free delivery on eligible orders. It is a good way to test a transistor and confirm it is working. The complementary pnp transistor to the bc550c is the bc560c.
Free transistor equivalent book free download as pdf file. Bc546 bc547 bc548 bc549 bc550 npn epitaxial silicon. Aug 25, 2011 crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. Smd equivalent the smd versions of the bc550c are available as the bc847 sot23, bc847c sot23, bc847cw sot323, bc847w sot323, bc850 sot23, bc850c sot23, bc850cw sot323 and bc850w sot323. Low noise transistors npn silicon maximum ratings rating symbol bc549 bc550 unit collectoremitter voltage vceo 30 45 vdc collectorbase voltage vcbo 30 50 vdc emitterbase voltage vebo 5. Semiconductor cross reference book engineers of howard w. Bc550 bc560 philips transistor bc559 bc550 philips bc550c bc549c bc559 bc560 text. Onsemi, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Aug 27, 2010 post the link my guess is the description is from someone that isnt a native english speaker a remote control is distinguished from a local control the local controls are physically located on the tv and must be operated in close proximity of the tv, i. The gain is not critical at all it is technically a bad circuit as q3 has no biasing. This is where a pnp transistor differs from a npn transistor, a logic state blue colour is used to toggle between ground and signal voltage.
Discrete semiconductors data sheet book, halfpage m3d186 bc549. Bc550c npn transistor complementary pnp, replacement. The complementary pnp transistor to the bc550 is the bc560. Bc560c datasheet, equivalent, cross reference search. Semiconductor transistor, diode, ic cross reference. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics books articles from europe, australia and many other countries from the 1960s. Generally, you have to check the pinout individually as even nominally the same transistors can have different pin configurations. Bc550 npn transistor complementary pnp, replacement. Bc550 npn general purpose transistors 1999 apr 22 product specification supersedes data of 1997 jun 20 philips semiconductors product specification npn general purpose transistors bc549. I have a small circuit which controls the speed of a dc motor as per the ambient temperature. Low noise transistors bc549b,c npn silicon bc550b,c. Bc327 cross reference electronic circuits, tv schematics, audio.
Smallsignal transistor data book, 86 pages, 1984, motorola. Emitter npn epitaxial silicon transistor absolute maximum ratings ta25c unless otherwise noted symbol parameter value units vcbo collectorbase voltage. What im attempting to create is my own transistor logic rs232 rs232 refers to the serial. This shopping feature will continue to load items when the enter key is pressed. Bc556 bc557 bc558 bc559 bc560 pnp epitaxial silicon transistor. They are both plotted as a function of reverse voltage, which may seem odd considering that the base to emitter is normally operated with forward bias.
The problem is that almost everyone is trying to teach that a transistor is a semiconductor device. Most have a way to say i need a transistor like this. Operational amplifier ic ic3 provides a constant flow of current through the baseemitter junction of npn transistor bc t1. The bc556 to bc560 are the pnp counterparts of the bc546 to bc550. Bc184, roughly equivalent to a bc109, has different pinouts available for example. Low noise transistors bc549b,c npn silicon bc550b,c maximum ratings rating symbol bc549 bc550 unit collectoremitter voltage vceo 30 45 vdc collectorbase voltage vcbo 30 50 vdc emitterbase voltage vebo 5. Bc550c d bc549c, bc550c low noise transistors npn silicon features these are pb. C550 datasheet pdf, c550 pdf datasheet, equivalent, schematic, c550 datasheets, c550 wiki, transistor, cross reference, pdf download,free search site, pinout. Emitter voltage bc549c bc550c vceo 30 45 vdc collector. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. Bc550c datasheet, equivalent, cross reference search. Free devices maximum ratings rating symbol value unit collector. They were created by philips and mullard in 1963 and introduced in april 1966. Transistor equivalent to bc212, bc257, 2sb725, nte159 brand.
A typical example of a small signal npn transistor is the bc550c and the data sheet includes a plot of capacitances, which it calls cib and cob, in figure 5. Type number package name description version bc549c sc43a plastic singleended leaded through hole package. Smd equivalent the smd versions of the bc550 are available as the bc847 sot23, bc847w sot323, bc850 sot23 and bc850w sot323. But all this is some ones idea of what a equivalent is. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by adrian michaels isbn. Jun 12, 2019 adding new transistors to ltspice electronics forum. Bc550c datasheet, bc550c pdf, bc550c data sheet, bc550c manual, bc550c pdf, bc550c, datenblatt, electronics bc550c, alldatasheet, free, datasheet, datasheets, data.
Bc550 datasheet, equivalent, cross reference search. I have across this circuit across a lot of forums and was just wondering if i could replace bc547 q1 in the circuit with the commonly used 2n2222 npn transistor. Apr 01, 2009 hello everybody, im currently taking electrical engineering as senior physics major at fordham university and have decided to take on a little side project to gain a better understanding. Bc550 transistor bc549 bc550 equivalent bc550b bc550c bc549 bc550c w 49 bc560 pnp datasheet bc550 bc560. Cross reference universal transistor reference page 1. These are usually noted by extra letters in their name. Diodes and transistors pdf 28p this note covers the following topics. The assignment of transistor elements b,c,e to leads, i. Jan 17, 2012 any transistor will work in that circuit for q1. Free transistor equivalent book transistor bipolar. The 100p between the microphone and base of the first transistor will not pass any waveform. Bc556 bc557 bc558 bc559 bc560 pnp epitaxial silicon. To92 to226, pins3 rating collectoremitter voltage collectorbase voltage emitterbase voltage collector current continuous total device dissipation 25c derate above 25c total device dissipation 25c derate above 25c operating and storage junction temperature. Bc550c transistor datasheet pdf, bc550c equivalent.
Low noise transistors npn silicon, bc550c datasheet, bc550c circuit, bc550c data sheet. Free tools for electronics designers, eagle libraries. Scribd is the worlds largest social reading and publishing site. Ic cross reference cross reference ci stk cross reference ci tda cross reference ci sharp cross reference hitachi audio ic cross reference and circuit applications smd cross reference and equivalent we make every effort to ensure that the material on this site is accurate, however we do not warrant or represent that the information is free. The bc548 is a generalpurpose npn bipolar junction transistor commonly used in european. Alternatively equivalents to these transistors would help.
Bc550bp datasheet, equivalent, cross reference search. Smallsignal transistors replacement list bc337a bc337 equivalent type bc338 bc337 bc33816 bc33716 bc33825 bc33725 bc33840 bc33740 bc36816 bc63516 bc36825 bc63516 equivalent type bc547a bc546a bc548 bc547 bc548a bc546a bc548b bc547b bc548c bc547c bc549 bc547b bc549b bc547b bc550 bc547b bc550b bc547b bc557a bc556a bc558 bc557 bc558a. Basic semiconductor physics, diodes, the nonlinear diode model, load line analysis, large signal diode models, offset diode model, transistors, large signal bjt model, load line analysis, small signal model and transistor amplification. Bc557 is a pnp transistor hence the collector and emitter will be closed forward biased when the base pin is held at ground and will be opened reverse biased when a signal is provided to base pin.
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