To help speed up the production of new videos and keep the website from shutting down this coming summer, please donate any. Application silicon bilateral switch light dimmer tlp521 equivalent qtc 4n35 moc3023 dimmer optocouplers qtc moc3011 optocoupler smd transistor b35 moc3042 kaqy212eh. Dc components, 2n3904, technical specifications of npn epitaxial planar transistor. Npn silicon epitaxial planar transistor for switching and amplifier applications. Pricing and availability on millions of electronic components from digikey electronics. Ocr npn pnp transistor to92 power transistor assortment kit. Npn 2n3904 and pnp 2n3906 transistor controlled flashing led. Class b amplifier and the classb transistor amplifier. Another centertapped transformer on the output is used to recombined the two signals providing the increased power to the load. It is designed for low current and power, medium voltage, and can operate at moderately high speeds. Npn switching transistor pmst3904 features collector current capability ic 200 ma collectoremitter voltage vceo 40 v. Npn switching transistor 2n3904 features low current max. Consider the 2n3904 driven with 10 ma and controlling a 100 ma load.
The 2n3904 is a common npn bipolar junction transistor used for generalpurpose lowpower amplifying or switching applications. The type was registered by motorola semiconductor in the mid1960s, together with. New product new product new product 2n3904 datasheet catalog. Dec 01, 2016 shown are the npn 2n2222, npn 2n3904 and 2n3906 pnp type transistors. Pinning pin description 1 collector 2 base 3 emitter fig. Free packages are available maximum ratings rating symbol value unit collector.
Complete technical details can be found at the 2n3904 datasheet given at the end of this page. If you drop a tip41c into the circuit you should still be able to measure a signal at the amplifier output, but it will probably a lot lower because the current gain of the tip41c is a magnitude lower compared to the 2n3904. Unfollow 2n3904 npn transistor to stop getting updates on your ebay feed. The 2n3904 is common generalpurpose lowpower npn transistor used amplifying or switching applications. Basic semiconductor physics, diodes, the nonlinear diode model, load line analysis, large signal diode models, offset diode model, transistors, large signal bjt model, load line analysis, small signal model and transistor amplification. Diodes and transistors pdf 28p this note covers the following topics. Unless otherwise specified in this data sheet, this product is a standard commercial. On semiconductor 2n3904 series npn bipolar transistors bjt. Posted on 10320 exact shipping can be calculated on the view cart page no login required. This item ocr npn pnp transistor to92 power transistor assortment kit 2n2222 2n3904 10values 200pcs 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.
Class a single transistor amplifier with 2n3904 electrical. The 2n3904 silicon epitaxial planar npn trannsistor to92 package suitable for through hole pcb assembly the pnp complementary type is 2n3906 applications well suitable for tv and home equipment small load switching transistor with gain and low saturation voltage. On semiconductor 2n3904 series npn bipolar transistors bjt are available at mouser electronics. Therefore, to produce current flow in an npn transistor, positive voltage is given to the collector terminal and current flows from the. Npn switching transistor 2n3904 data sheet status notes 1.
Jun 18, 2016 i show how i build the 2 transistor flashing led circuit in my diagram by doing a step by step build while quickly explaining the build. On special request, this transistor is also manufactured in the pin configuration to18. The circuit above shows a standard class b amplifier circuit that uses a balanced centertapped input transformer, which splits the incoming waveform signal into two equal halves and which are 180 o out of phase with each other. Great pals with the 2n3906 pnp these are great transistors to keep in stock, very versatile and a good alternative to quite a few other transistors. Transistor diagram npn and pnp 2n2222 2n3904 and 2n3906. The maximum rating for the 2n3904 is 625mw, so no surprise that the transistor gets hot fast. Please consult the most recently issued data sheet before initiating or completing a design. Ordering information collector 3 2 base 1 emitter 2n 390x yww x 3 or 4 y year ww work week pb. Sep 10, 2016 2n3904 datasheet npn 40v, 200ma transistor onsemi, 2n3904 datasheet, 2n3904 pdf, 2n3904 pinout, 2n3904 equivalent, data, 2n3904 circuit, 2n3904 output. Semiconductor 2n3904 technical data feature npn silicon epitaxial planar transistor for switching and to92 amplifier applications as complementary type, the pnp transistor 2n3906 is recommended 1. Discrete semiconductors data sheet book, halfpage m3d186 2n3904 npn switching transistor 1999 apr 23 product specification supersedes data of 1997 jul 15 philips semiconductors product specification npn switching transistor 2n3904 features pinning low current max. It is typically used for lowcurrent, medium voltage, and moderate speed purposes. Characteristics datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. The product status of the devices described in this data sheet may have changed since this data sheet was published.
This transistor is also available in the sot23 case. Since the 2n3904 is an npn transistor, that means the base needs positive biasing appropriate voltage levels and resistance to turn on the collector emitter junction for proper current flow. As complementary type, the pnp transistor 2n3906 is recommended. As you can see, the volt drop incurred collector to emitter is about 0. Fairchild, alldatasheet, datasheet, datasheet search site for electronic. Description npn switching transistor in a sot323 plastic package. Pnp transistors are made up of 2 layers of p material sandwiching a layer of n material, while npn transistors are made up of 2 layers of n material sandwiching 1 layer of p material. Npn general purpose amplifier, 2n3904 datasheet, 2n3904 circuit, 2n3904 data sheet.