It would be an excellent amplifier for tube radio circuits which must feed a circuit with high input impedance. All the part names for which the file 0c695lq7ut3hjriqzff0kfs5i8wy. Bipolar power transistor selection guide january 2003 table of contents product page general purpose transistors horizontal deflection output transistors product page dpak d2pak sot223. 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. 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. Select the part name and then you can download the datasheet in pdf format. Aug 25, 2011 crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. It says it must be cooled but its a to216 sot32 format which is difficult to heatsink. Check our section of free e books and guides on transistor circuits now. Bd140, bd140 datasheet, bd140 pnp power transistor datasheet, buy bd140 transistor. These epitaxial planar transistors are mounted in the sot32 plastic package.
Plastic medium power silicon pnp transistor, bd140 datasheet, bd140 circuit, bd140 data sheet. Is there a transistor comparison chart or database to be. St microelectronics 0c695lq7ut3hjriqzff0kfs5i8wy datasheet pdf. The complementary npn transistor to the bd140 is the bd9. You can replace the bd9 with the bd9g, bd169, bd179, bd230, bd237, bd237g, bd379, bd789, bd791, mje242, mje244 or mje722. Pnp silicon transistors, bd140 datasheet, bd140 circuit, bd140 data sheet.
This is a pdf format of the well known hardware pinout book, which covers various computer, electrical and electronic item pinouts. 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. Pw350s, duty cycle2% pulsed hfe classificntion symbol parameter value units vcbo collectorbase voltage. The first highfrequency transistor was the surfacebarrier germanium transistor developed by philco in 1953, capable of operating up to 60 mhz. Fairchild, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Diodes and transistors pdf 28p this note covers the following topics.
Alternative transistor to bd9 i can get from maplins all. Order this document motorola by bd6d semiconductor technical data bd6 bd8 plastic medium power silicon bd140 pnp transistor bd140 10. The smd version of the bd9 is available as the bcp56 sot223. The complementary pnp transistor to the bd9 is the bd140. 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. Bd68140 pnp epitaxial silicon transistor absolute maximum ratings tc25c unless otherwise noted electrical characteristics tc25c unless otherwise noted pulse test. Bd140 transistor pinout, equivalent, uses, features.
Bd140 datasheet, equivalent, cross reference search. Everyday low prices and free delivery on eligible orders. The bipolar junction transistor bjt as a switch bipolar. Bd9 is a popular npn transistor used in wide variety of electronic circuits, due to its high collector current and low cost it is an ideal transistor to be used in educational electronic projects and also in commercial electronics. Complementary low voltage transistor stmicroelectronics. If the switch is open as in figure a, the base wire of the transistor will be left floating not connected to anything and there will be no current through it. Replacement and equivalent transistor for the bd140 you can replace the bd140 with the bd140g, bd170, bd180, bd180g, bd231, bd238, bd238g, bd380, bd790, bd792, mje252, mje254 or mje712. Motorola, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.
Bd9 package outline unit bp cde e1lq w outline references version european projection issue date iec jedec eiaj mm 0. 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. Transistor equivalent book pdf free download by corfikome. Bd9 is a npn transistor hence the collector and emitter will be left open reverse biased when the base pin is held at ground and will be closed. Bd140 is a famous pnp type transistor, it is used in many electronics circuits, this transistor can handle current upto 1. 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 pnp transistor complementary npn, replacement. Download book 200 transistor circuits talking electronics.
This page contains list of freely available e books, online textbooks and tutorials in transistor circuits. Unfortunately, the very nice and helpful guy at the shop says he knows all about resistors, capacitors, and diodes, but not about transistors. As this book contains many thousands of transistors, it has been necessary to use. It would be an excellent amplifier for tube radio circuits which must. Transistor equivalent bipolar junction transistor transistor scribd. If it helps, the schematic that the bd transistors are used in is the same to the one shown, except that q4 and q6 are bd140, q5 is bd9, q7 and q8 are the old toshiba transistors 2sc2 and 2sa3281, and r and r14 are 0r47. Medium power linear and switching applications, bd140 datasheet, bd140 circuit, bd140 data sheet. How to use 2n3906 pnp transistor the world of electronic parts. Alternative transistor to bd9 i can get from maplins.
Im looking at the one on page 75 which uses four transistors for a few watts of output. Download ic database equivalent guide 100 thousand. 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. Bd140 pnp transistor complementary npn, replacement, pinout, pin. Youll be notified as soon as this item is back in stock. 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. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. Choosing transistor replacements electronics notes. Semiconductor cross reference book paperback july, 1996. Elektronische bauelemente bd6 bd8 bd140 pnp general purpose transistor rohs compliant product a suffix of c specifies halogen and lead free features high current classification of hfe productrank bd66 productrank bd86 productrank bd140 6 range 40100 bd610 bd810 bd140 10 63160 bd616 bd816 bd140 16 100250 to126 1emitter 2coll. Zs and zts are both 2pc4081q devices made by philips. Can anyone tell me which transistor in the maplins catalogue is equivalent to this bd9.
Free transistor circuits books download ebooks online. The npn types are the bd5 and bd9, and the complementary pnp types are the bd6 and bd140. A, february 2000 bd579 dimensions in millimeters 8. International transistor equivalents guide bernard babani. Transistor npn bd140 bd6 transistor bd8 bd140 npn transistor pnp bd140 bd140 transistor bd140 bd140. Bd140, bd140 pnp power transistor, buy bd140 transistor.
Package demensions 2000 fairchild semiconductor international rev. John lenks book, handbook of simplified solidstate circuit design, has designs for various all transistor amplifiers. They are designed for audio amplifiers and drivers utilizing complementary or quasicomplementary circuits. Irf520p to220 nchannel power mosfet rf final and en369dr companion part. In this state, the transistor is said to be cutoff. This book presents technical data for motorolas broad line of silicon power. Transistor replacement table for transistor datasheet. Internal schematic diagram 3 2 1 sot32 npn pnp table 1. Pricing and availability on millions of electronic components from digikey. Bd140 stmicroelectronics discrete semiconductor products. The smd version of the bd140 is available as the bcp53 sot223. Stmicroelectronics, alldatasheet, datasheet, datasheet search site for electronic.
Is there anything available to see if a particular transistor can be replaced with a different one. Cross reference universal transistor reference page 1. Second book of transistor equivalents american radio history. Bd6 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. With out knowing what and ware your are using it, you should choose a similar part. About 7 to 10 thousand transistor bars can be cut from each ingot of germanium. Applications general purpose power applications, e. This transistor has a low collector capacitance and has excellent gain up to several megacycles. Power transistor substitution bd140 to tip32c all about. The internal appearance of one these transistors is shown in figure 8.
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