I have seen many circuits using the 2n2222 transistor correct me if it isnt one. Disclaimer this data sheet and its contents the information belong to the premier. This site uses cookies to deliver our services and provide a basic level of website functionality. Marking of electronic components, smd codes 2a, 2a, 2a. N stands for ntype material and p stands for ptype material. Aah 200711 mmbt2222a smd general purpose transistor npn. Radiation hardened npn silicon switching transistors. Bipolar power transistor selection guide january 2003 table of contents product page general purpose transistors horizontal deflection output transistors product page dpak d2pak sot223 ipak to126 todarlington transistors dpak ipak to126 to220 to220f to3p to3pf switching transistors dpak d2pak to92 to126 to220 to220f to3p to3pf 2.
Semiconductor data sheets andor specifications can and do vary in different applications and actual performance may vary over time. If this datasheet link is broken, the datasheet may still be available at. Amplifier transistors, p2n2222a datasheet, p2n2222a circuit, p2n2222a data sheet. The 2n2222 datasheet saturation voltages are given for a gain of 10. Typical parameters which may be provided in scillc data sheets andor. Cdil 2n2222a cdil 2n2222a npn transistor general purpose rf low power, small signal general purpose rf transistor, suitable for switching and linear. Com datasheet search site for electronic components and semiconductors and other semiconductors. Following an extensive search of the datasheet sources with which i am familiar, i came up empty handed. It was used for a good number of years and contains thousands of types. The central semiconductor 2n2221a, 2n2222a types are silicon npn planar epitaxial transistors designed for small signal general purpose and switching applications.
P2n2222a amplifier transistors npn silicon features pb. Genrerally manufacturers make wide variety of transistors for different application purposes. Pricing and availability on millions of electronic components from digikey electronics. Npn silicon switching transistor qualified per milprf19500255. What determines how much current can flow through a 2n2222 a. Motorola, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. This part is the equivalent replacement for the following. Can i replace a 2n222 by a bc558b, bc549c or bc327. The 2n2222 is a common npn bipolar junction transistor bjt used for general purpose. Bc549c is an npn transistor in a small plastic case. A transistor might have a low hfe or it might have a high hfe which is shown as a range of numbers on its datasheet. Free packages are available maximum ratings rating symbol value unit drain.
Featuring low to medium current needs and operable at moderately high speeds. 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. Abb critical power, compact power line shelves, rs485 shelf for the cp3500 rectifier. Marking of electronic components, smd codes 2a, 2a, 2a, 2a18, 2a20, 2a25, 2a30, 2a35, 2a4, 2a40, 2a45, 2a50, 2a55, 2a60, 2a7, 2ag, 2al. Pinning pin description 1 emitter 2 base 3 collector, connected to case.
The 2n2222a is a common npn bipolar junction transistor commonly used in general purpose lowpower amplifying or switching applications. The 2n2222 is used for general purpose lowpower amplifying or switching applications. Cdil 2n2222a npn transistor general purpose rf rapid online. For further information contact your local stmicroelectronics sales. I did what i was told to do, following this schematic my power supply is 1. Fairchildonsemiconductor get it fast same day shipping. Bjts have 3 terminals and come in two varieties, as npn and pnp transistors. Therefore, it is important to refer to the datasheet for the exact part number and manufacturer. I have used a base voltage of 5v and a value of 1k as current limiting resistor. Bc107 bc108 bc109 mechanical data dimensions in mm inches general purpose small signal npn bipolar transistor 5. Transistor amplifier circuits are designed using negative feedback so that the circuit works properly with any transistor whether its hfe is low or is high. P2n2222a amplifier transistors npn silicon features these are pb.
Datasheet search engine for electronic components and semiconductors. Free devices maximum ratings ta 25c unless otherwise noted characteristic symbol value unit collector. If ordered before 12pm super fast delivery limited areas. It is designed for low to medium current, low power, medium voltage, and can operate at moderately high speeds. 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. Unless someone else can locate a source of a plot of ic versus vce for the 2n2222a, you will just have to trudge on without that design aide. Bipolar junction transistors bjt and fieldeffect transistorsfet. 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. Transistors peter mathys ecen 1400 transistor families there are two major families of transistors. The base goes to the source voltage or the triggering voltage via a current limiting resistor. What is diffrence between transistor 2n2222a and f2222a. The 2n2222 is a common npn bipolar junction transistor bjt used for general purpose lowpower amplifying or switching applications.