The generalpurpose range of transistors is a good substitute for basic noncritical audio applications, as these transistors are similar and. Youll learn to identify a transistor, understand the information described in a transistor datasheet, and learn the symbols used to identify the. Cross reference universal transistor reference page 1. Savantic semiconductor product specification silicon pnp power transistors 2sb70 description with to220fa package pc2wta25 30wtc25 low collector saturation voltage wide area of safe operation pinning pin description 1emitter 2 collector 3 base absolute maximum ratingsta25 symbol parameter conditions value unit. Bc109 npn general purpose transistors 1997 sep 03 product specification supersedes data of 1997 jun 03 file under discrete semiconductors, sc04 philips semiconductors product specification npn general. B70 datasheet, b70 pdf, b70 data sheet, b70 manual, b70 pdf, b70, datenblatt, electronics b70, alldatasheet, free, datasheet, datasheets, data sheet.
The original transistor might need special ordering, or be discontinued and unavailable. Ecg transistor replacement guide book free 2sb337 transistor. Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. B70 datasheet power transistor 60v, 3a rohm, 2sb70 datasheet, b70 pdf, b70 pinout, b70 equivalent, data, circuit, b70. Transistor substitution desoldering and replacing a transistor takes very little time. If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0. Two polarities is abbreviated as bipolar, hence the name bipolar junction transistor. The gain of the 2sa70c will be in the range from 40 to 80, 2sa70d ranges from 60 to 120, 2sa70e ranges from 100 to 200, 2sa70f ranges from 160 to 320.
Knowing how to substitute an alternate transistor type can speed up your. Pnp power transistor bd2 package outline unit bp cde e1lq w outline references version european projection issue date iec jedec eiaj mm 0. Bjt is a three terminal device with collector c, base b and emitter e. Bc549c transistor the bc549c is an npn transistor belonging to a group of generalpurpose npn semiconductors consisting of bc547, bc548, and bc549. Allieds handbook of transistor fundamentals author. B70 datasheet power transistor 60v, 3a rohm, 2sb70 datasheet, b70 pdf, b70 pinout, b70 equivalent, data, circuit, b70 schematic. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. Alternatively equivalents to these transistors would help. 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. Directions for determining the thermal resistance rths for cooling fins can be found on page 11. Without knowing its usage, you have to make sure the replacement transistor meets or exceeds every spec, since you dont know which ones the circuit relies on.
Discrete semiconductors data sheet book, halfpage m3d186 mpsa44 npn highvoltage transistor 1999 apr 27 product specification supersedes. Bc109 npn general purpose transistors 1997 sep 03 product specification supersedes data of 1997 jun 03 file under discrete semiconductors, sc04 philips semiconductors product specification npn general purpose transistors bc107. Max unit vbrceo collectoremitter breakdown voltage ic1ma. The 2sa70e transistor might have a current gain anywhere between 100 and 200. Crossreference search result equivalent transistors type. I during 80s and 90s, i used to search for components equivalents in books. 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. World transistor equivalents data az by eca author 4. Savantic semiconductor product specification 2 silicon pnp power transistors 2sb70 characteristics tj25 unless otherwise specified symbol parameter conditions min typ.
More time is spent figuring out which one to replace and, sometimes, what to replace it with. Is there anything available to see if a particular transistor can be replaced with a different one. Can general purpose transistors like 2n3904, 2n4401, bc547, 2n2222, etc. Free devices maximum ratings rating symbol value unit collector. Lm5030 a9784b lm5030 datasheet mss62 mss62103 coilcraft 334 a0153a a9785b. Pmem4020pd pnp transistor schottkydiode module product specication 2003 nov 24 philips semiconductors.
Url 2,9 v uled 1,6 v uce 0 v t conducts ideal ic url rl 270. Understanding transistor replacement, substitution and. Pnp transistor schottkydiode module features 600 mw total power dissipation high current capability reduces required pcb area reduced pick and place costs small plastic smd package. Is there any webbased or stand alone program to do such service for transistors and ics. The circuit symbol and diode analogy of npn transistor is. Figure 5b shows an amplifier connection of the ota, the equivalent of a commonemitter transistor, transistor. 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.
Apr 05, 2008 i during 80s and 90s, i used to search for components equivalents in books. Searching the right transistor for substitution is a skill, if you replace wrong specifications of transistor into the equipment. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. These transistors are utilised in audio frequency, and small signal directly coupled preamplifiers. Finding transistor replacement can take you hours if you dont know the right method to do it. At the maximum voltage, also called a breakdown voltage bv, electrons. With out knowing what and ware your are using it, you should choose a similar part. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available.
I want to build this circuit, but i dont have the proper transistors. Nte is a company that specializes in cross referenced parts. Silicon pnp power transistors 2sb75 description with to220f package complement to type 2sd2012 low collector saturation voltage. The first bipolar junction transistor was invented in 1947 at bell laboratories.
Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. Bc182d bc182, bc182b amplifier transistors npn silicon features these are pb. Transistor equivalent or substitute used for 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. 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. Re 04501 re 04501 b40 b70 transistor b70 b1237 transistor b57. Semiconductor cross reference book paperback july, 1996. Bc109c datasheet, equivalent, cross reference search. They are designed for audio amplifiers and drivers utilizing complementary or quasicomplementary circuits. This is a pdf format of the well known hardware pinout book, which covers various computer, electrical and electronic item pinouts. When a single ptype semiconductor layer is sandwiched between two ntype semiconductor layers, an npn transistor is formed. Quick reference data symbol parameter conditions min typ max unit per transistor vceo collectoremitter voltage open base 45 v ic collector current 100 ma hfe dc current gain vce 5v i c 2 ma 200 450. B1151 equivalent datasheet, cross reference, circuit and application notes in pdf. Identifying the terminals of a transistor requires the pin diagram of a particular bjt part, it will be available in the datasheet.
Audio, series regulator and general purpose external dimensions fm20to220f absolute maximum ratings ta25c electrical characteristics ta25c symbol 2sb1626 symbol conditions 2sb1626 unit unit 0. Searching the right transistor for substitution is a skill, if you replace wrong specifications of transistor i. The bc549c is an npn transistor belonging to a group of generalpurpose npn semiconductors consisting of bc547, bc548, and bc549. 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 equivalent to bc212, bc257, 2sb725, nte159 brand. Substitute with the correct part number, the equipment will work for a long time and sometimes the substitute transistor will even work better than the original part number. B70 2sb70 components datasheet pdf data sheet free from datasheet4u. See all 2 formats and editions hide other formats and editions. Pmem4020pd pnp transistorschottkydiode module product specication 2003 nov 24 philips semiconductors. International transistor equivalents guide bernard babani.
A substitute transistor must have the same polarity, either pnp or npn, as the original. B darlington 2sb1626 equivalent circuit c silicon pnp epitaxial planar transistor complement to type 2sd2495 application. Free transistor equivalent book transistor bipolar junction. Jw50h70h100h, transistor pnp b1443 b1274 transistor transistors pnp 50 v 1 a b1443 relay re 04501 re 04501 b40 b70 transistor b70 b1237 transistor b57. For the best answers, search on this site mosfets are a type of transistor but they dont function like a bijunction transistor, like the 2n3055. May 11, 2016 b70 datasheet power transistor 60v, 3a rohm, 2sb70 datasheet, b70 pdf, b70 pinout, b70 equivalent, data, circuit, b70 schematic. Transistor codes surface mount, pnp, npn, choosing.
Semiconductor transistor, diode, ic cross reference. Everyday low prices and free delivery on eligible orders. The gain of the 2sa70 will be in the range from 40 to 320, 2sa70c ranges from 40 to 80, 2sa70d ranges from 60 to 120, 2sa70f ranges from 160 to 320. If more than a maximum voltage rating is applied to a transistor, it can be permanently damaged. B70 datasheet, b70 pdf, b70 data sheet, datasheet, data sheet, pdf. Alternatively equivalent s to these transistors would help. Understanding transistor replacement, substitution and information is very important for a electronic repairer. We have the broadest line of bipolar power transistors in the industry and the motorola commitment to quality and total customer satisfaction to go with them. Bipolar junction transistor physics and radioelectronics. Bc847bs 45 v, 100 ma npnnpn generalpurpose transistor. Datasheet search engine for electronic components and semiconductors. Mpsa44 datasheet, equivalent, cross reference search. Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and.
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