Bc557 transistor introduction the world of electronic parts. Plz if u knw abt it thenreply ur suggestions are welcome thank you. This new version contains many new nte devices, including all semiconductors added since the last update. Jan 16, 2014 is there anything available to see if a particular transistor can be replaced with a different one. Alternative transistor to bd9 i can get from maplins all. Bd140 pnp transistor complementary npn, replacement, pinout, pin. Its max vceo is 45v, its max current is only 100ma and its hfe is from 125 to 500 at 2ma.
Both types were registered by motorola semiconductor in the mid1960s. Silicon pnp transistor this series of plastic, medium. Is there a transistor comparison chart or database to be. Order this document motorola by bd6d semiconductor technical data bd6 bd8 plastic medium power silicon bd140 pnp transistor bd14010. A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power. Order this document motorola by bd6d semiconductor technical data bd6 bd8 plastic medium power silicon bd140 pnp transistor bd140 10. The complementary npn transistor to the bd140 is the bd9. Cl100 and ck 100 are medium power transistors suitable for awide range of medium voltage and current amplifier applications. Bd5 bd6 bd9 bd140 complementary low voltage transistor features products are preselected in dc current gain application general purpose 1 2 3 description sot32 these epitaxial planar transistors are mounted in the sot32 plastic package. Free and are rohs compliant maximum ratings rating symbol value unit collector. The other transistor functions as pre amplifiers for the driver stage.
A bc547 has the same chip but in a modern epoxy case and its allowed thermal power is double the bc107. The first highfrequency transistor was the surfacebarrier germanium transistor developed by philco in 1953, capable of operating up to 60 mhz. Irf520p to220 nchannel power mosfet rf final and en369dr companion part. Transistor and diode data books for design engineers a useful addition to. International transistor equivalents guide bernard babani. When a transistor is used as a switch it is operated in the saturation and cutoff region as explained above. Bc516 similar mpsa65 or 66 bc517 similar mpsa or 14 a bf256a is similar to a bf244 or 245. All the part names for which the file 0c695lq7ut3hjriqzff0kfs5i8wy. I had a bit of a look around on the net and didnt find any quick easy sources. The complementary pnp types are the bc160 and bc161 symbol. Fairchild, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Can anyone tell me which transistor in the maplins catalogue is equivalent to this bd9. Bd npn silicon transistor sgsthomson preferred salestype npntransistor application generalpurposeswitching description the bd is a silicon epitaxial planar npn transistor in jedec sot32 plastic package.
I m doing my project on automatic low power emergency light. Complementary low voltage transistor stmicroelectronics. Power transistor substitution bd140 to tip32c all about. Bd140 stmicroelectronics discrete semiconductor products. Bc107 equivalent electronics forum circuits, projects. Description more info in stock package package qty. Alternative transistor to bd9 i can get from maplins. As discussed a transistor will act as an open switch during forward bias and as a closed switch during reverse bias, this biasing can be achieved by supplying the required amount of current to the base pin. The transistors 2n 3055 serves the function of driving the speaker.
The gain of the bd140 10 will be in the range from 63 to 160, bd140 6 ranges from 40 to 100, bd140 16 ranges from 100 to 250. It goes further and it offers exactly what you were talking in this topic, real replacements like the 80s and 90s replacements crossreference books. Bd140, bd140 datasheet, bd140 pnp power transistor datasheet, buy bd140 transistor. Books, the internet, and a whole lot of experimenting. Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. They are particularly designed for audio amplifiers and switching applications 1 a. The capacitor c1 controls low frequencies and capacitor c2 controls high frequencies. Download book 200 transistor circuits talking electronics. The complementary npn transistor vs the 2n3906 is the 2n3904. How to use 2n3906 pnp transistor the world of electronic.
Bd6 bd8bd140 pnp silicon transistors sgsthomson preferred salestypes pnp transistor description the bd6, bd8 and bd140 are silicon epitaxial planar pnp transistors in jedec sot32 plastic package, designed for audio amplifiers and drivers utilizing complementary or quasi compementarycircuits. This transistors sole function is to convert 26vdc coming off one side of a bridge rectifier to volts. With thousands of new parts added, you are now able to cross references over 700,000 industry part numbers. Cross reference transistor bipolar download as pdf file. A, february 2000 bd579 dimensions in millimeters 8. Package demensions 2000 fairchild semiconductor international rev. If ordered before 12pm super fast delivery limited areas. These transistors help to form the input differential stage of the amplifier. Everyday low prices and free delivery on eligible orders. Ive identified a bad transistor in the power supply of an audio component, circa 1981. Cross reference universal transistor reference page 1. Inquiry on european transistors equivalent to japanese. It is composed of semiconductor material usually with at least three terminals for connection to an external circuit. As this book contains many thousands of transistors, it has been necessary to use.
Pnp silicon transistor intended as af power amplifier. Aug 25, 2011 crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. There are books galore on this but surely someone knows of a site that has them listed and searchable my query is a simple one i have no 2n5551 transistors on hand and i want to see if one in my box will do the job. How to use 2n3906 pnp transistor the world of electronic parts. This book presents technical data for motorolas broad line of silicon power.
They are designed for audio amplifiers and drivers utilizing complementary or quasicomplementary circuits. Bd9 2n4923 bd140 2n4920 the rest didnt have equivalents. Medium power linear and switching applications, bd140 datasheet, bd140 circuit, bd140 data sheet. Apr 05, 2008 it has been very useful for me because it doesnt provide only the nte replacements. Theyre critical as a control source in just about every modern circuit. Bd140 transistor pinout, equivalent, uses, features. A voltage or current applied to one pair of the transistors terminals controls the current through another pair of terminals. More than 490,000 part numbers, type numbers, and other identifying numbers listed.
A bc107 was an old ordinary little transistor in a metal case. Second book of transistor equivalents american radio history. Bd140 medium power pnp transistor designed for use as audio amplifiers and drivers utilizing complementary or quasi complementary circuits image shown is a representation only. Bd140 datasheet, equivalent, cross reference search. Pricing and availability on millions of electronic components from digikey. Bd140 is a famous pnp type transistor, it is used in many electronics circuits, this transistor can handle current upto 1. Q11 is a common collector and q12 is a common emitter. A complete guide to semiconductor replacement and substitutions from the makers of photofactr service documentation. Pricing and availability on millions of electronic components from digikey electronics. Text in other languages may differ dimensions whd incl. These were made by etching depressions into an ntype germanium base from both sides with jets of indiumiii sulfate until it was a few tenthousandths of an inch thick.
Pw350s, duty cycle2% pulsed hfe classificntion symbol parameter value units vcbo collectorbase voltage. The bd140 transistor might have a current gain anywhere between 40 and 250. Download ic database equivalent guide 100 thousand. It says it must be cooled but its a to216 sot32 format which is difficult to heatsink. The smd version of the bd140 is available as the bcp53 sot223. St microelectronics 0c695lq7ut3hjriqzff0kfs5i8wy datasheet pdf. Overview bd140 medium power pnp transistor designed for use as audio amplifiers and drivers utilizing complementary or quasi. This pair of transistors will buffer the signal from q3s collector, and provide a high gain as the signal goes to the final stage. 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. Transistor npn bd140 bd6 transistor bd8 bd140 npn transistor pnp bd140 bd140 transistor bd140 bd140. Motorola power transistor substitution and cross reference guide. In this tutorial well introduce you to the basics of the most common transistor around. Can anybody tell me what is the suitable alternative for bd140 transistor as i m not getting it.
Bd9 bd140 complementary low voltage transistor features products are preselected in dc current gain application general purpose description these epitaxial planar transistors are mounted in the sot32 plastic package. Applications general purpose power applications, e. It has been very useful for me because it doesnt provide only the nte replacements. Bc140 general purpose transistors description the bc140 and bc141 are silicon planar epitaxial npn transistors in to39 metal case. Choosing transistor replacements electronics notes. And this is how a basic pnp transistor circuit works. Unfortunately, the very nice and helpful guy at the shop says he knows all about resistors, capacitors, and diodes, but not about transistors. I thought of this idea, tried it, and then realized its actually rather common practice to do this.
Bd68140 pnp epitaxial silicon transistor absolute maximum ratings tc25c unless otherwise noted electrical characteristics tc25c unless otherwise noted pulse test. Transistor equivalent book 2sc2238 free download as pdf file. Bd140, bd140 pnp power transistor, buy bd140 transistor. Bd140 pnp transistor complementary npn, replacement. Bc557 transistor introduction the world of electronic. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. Nte electronics has released the latest version of their popular cross reference software program, quickcross.
1126 117 1556 1547 28 547 732 688 764 578 1057 1446 649 418 612 580 1202 842 963 249 545 616 1351 254 1036 1184 1271 836 949