Bc237d amplifier transistors bc237,a,b,c npn silicon bc238b,c bc239,c collector 1. Everyday low prices and free delivery on eligible orders. Mmft1n10e medium power field effect transistor nchannel enhancement mode silicon gate tmos efett mmft2n02el medium power logic level tmos fet 1. 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. Some devices have preformed leads with the base bent. According to the value of hfe the bc237, bc238, bc239 are classified as follows. Emitter voltage bc237 bc239 vceo 45 25 vdc collector. Full text of siemens transistors data book 198081 see other formats. Worldwide supplier of high quality electrical electronic components. Bc239, bc239 npn general purpose transistor, buy bc239 transistor. Bc237b npn general purpose transistors 1997 sep 04 product specification supersedes data of 1997 mar 06 file under discrete semiconductors, sc04 philips semiconductors. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. Click the button below to add the transistor bc239c ons to your wish list. Rating collector emitter voltage collector emitter voltage emitter base voltage collector current continuous total.
In certain cases, the quoted collector current may be exceeded. Emitter voltage bc237 bc239 vces 50 30 vdc collector. Onsemi, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Suitable for afdriver stages and low power output stages complement to bc337bc338. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics booksarticles from europe, australia and many other countries. Bc109 cross reference electronic circuits, tv schematics, audio. Bc239 to92 absolute maximum ratings t 25 a characteristic symbol rating unit collectoremitter voltage vces v. I realise that the 2n2222 is a small signal transistor, that is relatively low power, but i would like a circuit that uses one to switch leds to switch much higher current. Amplifier transistors npn silicon, bc239 datasheet, bc239 circuit, bc239 data sheet. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics booksarticles from europe, australia and many other countries from the 1960s. 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. Transistor equivalent to bc212, bc257, 2sb725, nte159 brand. Bc239 datasheet, cross reference, circuit and application notes in pdf format.
Bc337, bc33725, bc33740 amplifier transistors npn silicon features these are pb. Hi mr fernabdez you should get 25 to 30 volt at out put transistor emitter resistance junction conection to speaker coupling capacitor positive terminal. They were created by philips and mullard in 1963 and introduced in april 1966. 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. Transistor equivalent book 2sc2238 transistor integrated. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by adrian michaels isbn. Onsemi, alldatasheet, datasheet, datasheet search site for electronic. Certified manufacturer npn silicon planar epitaxial transistors bc237 a, b, c bc238 a, b, c bc239 b, circuits of television receivers. International transistor equivalents guide bernard babani. Can a lightning detectors transistors be substituted with bc547 or 2n3904. Initially in metal to18 packages, the range expanded.
Discrete semiconductors data sheet book, halfpage m3d186 bc237. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. Bc107 equivalent electronics forum circuits, projects. Bc239 npn transistor complementary pnp, replacement.
Transistor codes surface mount, pnp, npn, choosing. Collector current dc collector power dissipation junction temperature storage. Transistor equivalent book 2sc2238 free download as pdf file. Its max vceo is 45v, its max current is only 100ma and its hfe is from 125 to 500 at 2ma. Digchip is a provider of integrated circuits documentation search engine, its also distributor agent between buyers and distributors excess inventory stock. General purpose transistors technical data and comparison tables.
These transistors are utilised in audio frequency, and small signal directly coupled preamplifiers. This need was provided for in my first book of transistor. Equivalents and substitutes published in 1971 and reprinted at least 10 times since. Is it possible to uncurl an image of a handwritten book page. 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. Most projects will specify a particular transistor, but if necessary you can usually substitute. Bc547 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 forward biased when a signal is provided to.
Bc239 datasheet amlifier transistors npn silicon digchip. Bc237 bc238b datasheet transistor bc239c bc239 bc238 bc237a. 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. 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. Amplifier transistorsnpn silicon, bc239 datasheet, bc239 circuit, bc239 data sheet. Bc237, bc237b, bc237c, bc239c amplifier transistors. This circuit is based on philips audio application book 1972.
A bc547 has the same chip but in a modern epoxy case and its allowed thermal power is double the bc107. Semiconductor transistor, diode, ic cross reference. Bc237bp datasheet, equivalent, cross reference search. A bc107 was an old ordinary little transistor in a metal case. Bc237, bc237b, bc237c, bc239c amplifier transistors npn silicon features pb. The bc549c is an npn transistor belonging to a group of generalpurpose npn semiconductors consisting of bc547, bc548, and bc549. The bc548 is a generalpurpose npn bipolar junction transistor commonly used in european and american electronic equipment. Bc109 cross reference electronic circuits, tv schematics. Bc239 datasheet, equivalent, cross reference search. A, february 2000 bd579 1 to126 npn epitaxial silicon transistor absolute maximum ratings tc25c unless otherwise noted. Can a lightning detectors transistors be substituted with.
Bc237b npn general purpose transistors 1997 sep 04 product specification supersedes data of 1997 mar 06 file under discrete semiconductors, sc04 philips semiconductors product. Motorola reserves the right to make changes without further notice to any products herein. Bc239c datasheet, equivalent, cross reference search. The generalpurpose range of transistors is a good substitute for basic noncritical audio applications, as these transistors are similar and equivalents to each other. Amplifier transistors bc237,a,b,c npn silicon bc238b,c bc239,c. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the collector, base, and emitter leads. Mslsome part number from the same manufacture magnatec. Tabel persamaan transistor semiconductors electrical. Free packages are available maximum ratings rating symbol value unit collector. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics books articles from. 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. 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. C description symbol collector emitter voltage vceo collector emitte. Amplifier transistors npn silicon maximum ratings rating symbol bc237 bc238 bc239 unit collectoremitter voltage vceo 45 25 25 vdc collectoremitter voltage vces 50 30 30 vdc emitterbase voltage vebo 6.
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. Ics for cdcdrom player an8377n 3channel linear driver s overview the an8377n is an ic, g c. Store home monitor replacement parts laser lens glass fuses ceramic fuses relay switch integrated circuits other. Tabel persamaan transistor free download as pdf file. Towards a simple, and yet accurate, transistor equivalent circuit. Nte electronics is still open, shipping products from our large inventory every day.
Bc237b datasheet, equivalent, cross reference search. Free devices maximum ratings rating symbol value unit collector. Amplifier transistors bc237,a,b,c npn silicon bc238b,c. Second book of transistor equivalents american radio history. Bc239 bc239 npn general purpose transistor futurlec. It is notably often the first type of bipolar transistor hobbyists encounter and is often featured in designs in hobby electronics magazines where. Initially in metal to18 packages, the range expanded over time to include other package. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. Here is an image showing the pin diagram of the this transistor. Bc237 50 v bc238239 30 collectoremitter voltage vceo.
Semiconductor technical data bc23789 epitaxial planar npn transistor revision no. Nte is a company that specializes in cross referenced parts. I have a small circuit which controls the speed of a dc motor as per the ambient temperature. How to get a pseudoequivalent circuit for a 2n3904 transistor. Certified manufacturer npn silicon planar epitaxial transistors bc237 a, b, c bc238 a, b, c bc239 b, c to92 plastic package general purpose transistor.