The value of the current limiting resistor may be calculated by using the formula explained at the end of this article the transistor 2n2907 is complementary pair for 2n2222 and has identical specs as above, however being a pnp type the associated polarities are exactly opposite. It was originally made in the to18 metal can as shown in the picture the 2n2222 is considered a very common transistor, and is. Transistor 2n2222, 2n2222a, 2n2907 datasheet and application. Switching and linear application dc and vhf amplifier applications. I do also wonder the same about other components, why 14 w instead of 1w or why 10v caps instead of 60v. So i just wanted to know can the bc148 be used as a general substitute for 2n2222 or is it just the case in this. P2n2222 which has alike specifications excluding lower max collector current. Bipolar transistor crossreference search equivalent. It was originally made in the to18 metal can as shown in the picture the 2n2222 is considered a very common transistor, and is used as an exemplar. This item 200 pcs mcigicm 2n2222 transistor, 2n2222a to92 transistor npn 40v 600ma 300mhz 625mw through hole transistor kit 10 value 200pcs npn pnp power transistor assortment kit, transistors box pack for bc337, bc327, 2n2222, 2n907, 2n3904, 2n3906, s8050, s8550, a1015, c1815 by kulannder.
This should be true for all transistors in the to92 case. If you want to be able to prototype circuits, having a supply of these little guys is a necessity this is a good generalpurpose transformer for switching. Pricing and availability on millions of electronic components from digikey electronics. The base goes to the source voltage or the triggering voltage via a current limiting resistor. The 2n2222 is packaged in a metal can package known as a to18 package. Just about any small signal npn transistor will work just fine, possibly with a slight change in frequency. Oct 24, 2015 2n2222 datasheet pdf, 2n2222 datasheet, 2n2222 pdf, pinouts, circuit, ic, manual, 2n2222 substitute, parts, 2n2222 datenblatt, schematic, reference. The main feature of this transistor is its ability to handle relatively high magnitudes of currents compared to other simiar small signal types of transistors. Transistor transistors for beginners in electronics. Dec 11, 2017 2n2222a 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 base pin. Bpage 1 of 32base1emittercollector datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. This item 100 x 2n2222 npn to92 plastic encapsulate power transistors 75v 600ma 200 pcs mcigicm 2n2222 transistor, 2n2222a to92 transistor npn 40v 600ma 300mhz 625mw through hole transistor kit 10 value 200pcs npn pnp power transistor assortment kit, transistors box pack for bc337, bc327, 2n2222, 2n907, 2n3904, 2n3906, s8050, s8550, a1015.
In the photo below, two different transistors are shown. Jan 01, 2020 the transistor 2n2222 is one of the important and very commonly used transistor type which finds numerous switching application in electronic circuts. Oct 26, 2015 2n2222 pdf datasheet npn amplifier transistors 2n2222 motorola, 2n2222 datasheet, 2n2222 pdf, 2n2222 pinout, substitute, equivalent, data, circuit. Silicon switching npn transistor 2n2222ac3a, 2n2222ac3b 2n2222ac3c high speed saturated switching hermetic lcc3 ceramic package. The 2n3904 exhibits its forward gain beta peak at a lower current than the 2n2222, and is useful in amplifier applications with reduced i c, e. With the flat face of transistor toward you with pins down, the terminals are as follows from left to right. The resistor r1 confirms to keep the transistor off when positive supply rail and base are not in contact with eachother. Elektronische bauelemente2n2222anpn plastic encapsulated transistor01june2005 rev.
Substitute for 2n2222 electronics forum circuits, projects. Transistor c 6090 npn transistor c 6090 2n2222 mhq2222 ic 4510 motorola 2n2218 transistor pq2222 motorola 2n2222 plastic in916 text. Npn switching transistor 2n3904 features low current max. Figure 6 is an example night light circuit using a pnp transistor. Ensure transistor is cbe bottom to top as per 2n2222 datasheet or find what it really is. Alternatives for the 2n2222 are now commonly available in to92 packaging e. One bag had 97 and the other bag had 92 transistors. If you are using the plastic version of the 2222, be careful the pin sequence is opposite that for the bc547. Surface mount dual npn transistor, 2n2222 datasheet, 2n2222 circuit, 2n2222 data sheet. Transistor as a switch discrete semiconductor circuits. This transistor is lowcost, widely available and sufficiently robust to be of use by experimenters and electronics hobbyists.
It is designed for low to medium current, low power, medium voltage, and can operate at moderately high speeds. I have seen many circuits using the 2n2222 transistor correct me if it isnt one. Smd general purpose transistor npn smd general purpose transistor npn features npn silicon epitaxial planar transistor for switching and amplifier applications rohs compliance mechanical data case. The 2n2222 is a common npn bipolar junction transistor bjt used for general purpose lowpower amplifying or switching applications. All about 2n2222 transistor and its circuit diagrams. Unit vcbo collectorbase voltage open emitter 2n2222. Designed for high speed switching application at collector current 0. Compare pricing for stmicroelectronics 2n2222 across 9 distributors and discover alternative parts, cad models, technical specifications, datasheets, and more on octopart. Free devices maximum ratings ta 25c unless otherwise noted characteristic symbol value unit collector. They have the part numbers 2n2222 and ksp2222 also available as pn2222. Operating npn silicon planar switching transistors. Preliminary first production this datasheet contains preliminary data, and supplementary data will be published at a. The type was registered by motorola semiconductor in the mid1960s, together with the complementary pnp type 2n3906, and represented a significant performancecost improvement, with the plastic to92 case replacing metal cans. Quad dualinline npn silicon annularo generalpurpose transistors designed for generalpurpose amplifier switching circuits and dc to vhf applications.
Datasheet search engine for electronic components and semiconductors. Transistor kit 10 value 200pcs npn pnp power transistor assortment kit, transistors box pack for bc337, bc327, 2n2222, 2n907, 2n3904, 2n3906, s8050, s8550, a1015, c1815 by kulannder 4. For more information on this transistor, see the 2n3904 datasheet. Advance information formative or in design this datasheet contains the design specifications for product development. Simple transistor switching example should show led off. To18 metal can package dimensions minimum maximum a 5.