Pn2222a datasheet28 pages philips npn switching transistor. Pn2222a equivalent datasheet, cross reference, circuit and application notes in. A brief discussion of transistors ranging from their history, what they are, how they work, how to choose an appropriate one, and. Transistor pn2222a transistor 1800rfparts 18007372787 17607440700 usa orders. Pn2222, pn2222a general purpose transistors npn silicon features pbfree. Pn2222a datasheet, equivalent, cross reference search. It should work anywhere a 2222 without suffix is specified. Pn2222 datasheet, equivalent, cross reference search. Base voltage pn2222 pn2222a vcbo 60 75 vdc emitter. The 2n2222 is a common npn bipolar junction transistor bjt used for general purpose lowpower amplifying or switching applications. Package dimensions pn2222 dimensions in millimeters 2018 semiconductor components. Except for specialized rf or lownoise circuits, this transistor will probably do the job even if.
Pn2222 general purpose transistor jameco electronics. 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. Free packages are available maximum ratings rating symbol value unit collectoremitter voltage pn2222 pn2222a vceo 30 40 vdc collectorbase voltage pn2222 pn2222a vcbo 60 75 vdc emitterbase voltage pn2222 pn2222a vebo 5. The base goes to the source voltage or the triggering voltage via a current limiting resistor.
Applications datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. Looking at the a suffix 2222, it appears they are graded units having a higher breakdown voltage across the elements. Bc549c is an npn transistor in a small plastic case. The 4 best transistors to keep in your parts kit bald engineer. Pn2222a datasheet npn general purpose amplifier digchip. Emitter voltage pn2222 pn2222a vceo 30 40 vdc collector. Pn2222 transistor datasheet pdf, pn2222 equivalent.
The 2n2222a is a silicon npn transistor with 50v collector emitter voltage and 800ma continuous collector current. These are the names of the packages and not the transistor part numbers. I ve added a quick note about the european alternatives for npn. Transistor transistors for beginners in electronics. Texas instruments, a flash led driver with automatic vf and esr detection for.
Pn2222, pn2222a pn2222a is a preferred device general purpose transistors npn silicon maximum ratings rating symbol value unit collectoremitter voltage pn2222 pn2222a vceo 30 40 vdc collectorbase voltage pn2222 pn2222a vcbo 60 75 vdc emitterbase voltage pn2222 pn2222a vebo 5. Pn2222a pn2222 transistor npn 40 volts 600 ma product details. Apr 22, 2009 consulting my copy of towers transistor selector to ensure that the voltage ce was adequate and the pin out arrangement was all i needed. Pn2222a transistor datasheet pdf, pn2222a equivalent. Obviously, amplifiers and oscillators should operate somewhat below this frequency. Npn general purpose transistor pn2222a thermal characteristics total device dissipation derate above 25c pd 625 5.
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. The device is housed in the to92 package, which is designed for medium p. Replacement and equivalent transistor for the 2n2222a. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, base, and collector leads. If ordered before 12pm super fast delivery limited areas. This transistor is not only an old standby, but for an allpurpose npn transistor, there is no equal. The symbols used in circuit diagrams for npn and pnp transistors are shown below. Another great general purpose npn to have on hand is the pn2222a. Nov 30, 2015 transistor gain drops with increasing frequency. 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. Pushing the pushbutton would open the circuit signalling the motordriver to stop. The pn2222a is manufactured in a plastic to92 case. I sincerely hope the original poster, who had a single post, has found a compliment to the 2n2222 by now. Surface mount transistor 2n2222a sot23 package ultra small surface mount package complementary npn type available manufactured by.
The pn 2222 should work in pn 2222a circuits that do not exceed its element voltage ratings, which if you are building to a 12 volt or less supply source, would be any application. Package dimensions pn2222 dimensions in millimeters 2018 semiconductor components industries, llc rev. Transistor 2n2222, 2n2222a, 2n2907 datasheet and application. The pn2222a transistor is the modern equivalent of the ubiquitous 2n2222 npn transistor. Ja thermal resistance, junction to ambient 200 357 125 cw pn2222a mmbt2222a pzt2222a ebc to92 sot23 sot223 mark. You can replace the 2n2222a with the 2n2221a or nte123a. Electrically similar transistors in a to92 package. Mps2222a, pn2222a, ksp2222a, p2n2222a, p2n2222ag, kn2222a, ktn2222a replacement and equivalent transistor for the 2n2222a. Discrete semiconductors data sheet book, halfpage m3d186 pn2222a npn switching transistor 1999 may 21 product specification supersedes data of 1997 may 05 philips semiconductors product specification npn switching transistor pn2222a features pinning high current max.
Even today, i have plastic box with separate compartments to store transistors, each compartment is labelled with the transistor number, npnpnp, pin out, max ce voltage, max collector current and power. The pn2222a is a nchannel general purpose transistor in a to92 package. I have seen many circuits using the 2n2222 transistor correct me if it isnt one. Pn2222a npn silicon transistor descriptions pin connection a. Pn2222a mmbt2222a pzt2222a pd total device dissipation derate above 25c 625 5. The npn bipolar transistor is designed for use in linear and switching applications. Pn2222a npn transistor complementary pnp, replacement, pinout. Or, you can arrange the transistor as an emitterfollower, so the base current goes towards powering the led, and is thus not wasted. Npn epitaxial silicon transistor absolute maximum ratings ta25c unless otherwise noted electrical characteristics ta25c unless otherwise noted pulse test. Oct 24, 2015 2n2222 datasheet pdf, 2n2222 datasheet, 2n2222 pdf, pinouts, circuit, ic, manual, 2n2222 substitute, parts, 2n2222 datenblatt, schematic, reference. Pricing and availability on millions of electronic components from digikey electronics.
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. Pn2222a npn transistor complementary pnp, replacement. Pn2222 bipolar bjt transistor npn 30v 600ma 250mhz 625mw through hole to923 from on semiconductor. Download the pn2222 datasheet pdf buy a pm2222 npn transistor from amazon, adafruit, sparkfun, or newark. The bigger the package is, the more power the transistor can handle. It is designed for low to medium current, low power, medium voltage, and can operate at moderately high speeds. Except for specialized rf or lownoise circuits, this transistor will probably do the job even if another transistor is specified. The silicon npn transistor is designed for use with small signal general purpose amplifier and switch. Download the pn2222 datasheet pdf buy a pm2222 npn transistor from amazon, adafruit, sparkf. Youll be notified as soon as this item is on special or. Pn2222, pn2222a pn2222a is a preferred device general purpose transistors npn silicon features pbfree packages are available maximum ratings rating symbol value unit collector. Pn2222, pn2222a general purpose transistors npn silicon features pb.
Substitute for 2n2222 electronics forum circuits, projects. For more information on this transistor, see the 2n3904 datasheet. Youll be notified as soon as this item is back in stock. The 2n3904 is an npn transistor that can only switch onethird the current of the 2n2222 but has otherwise similar characteristics. Transistors can be packaged in many different packages, some examples are shown below. The 2n2222a transistor in a to92 package electrically similar transistors in a to92 package. Pn2222 on semiconductor discrete semiconductor products.
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. You can find most often npn transistors in lowside switch circuits. 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. One is to use a mosfet instead of a bjt, which has the advantage of nearly 0 gate equivalent to the base current. The device is housed in the to92 package, which is designed for medium power applications.
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