Motorola order this document semiconductor technical data by bf420d high voltage transistors npn silicon bf420 collector 2 bf422 3 base 1 emitter maximum ratings rating symbol bf420 bf422 unit collectoremitter voltage vceo 300 250 vdc 1 2 3 collectorbase voltage vcbo 300 250 vdc. Replacement and equivalent transistor for the bf423. Bf422 datasheet, bf422 pdf, bf422 data sheet, bf422 manual, bf422 pdf, bf422. There are many radio circuits and plenty of guides of how to bias transistors and different amplifier configurations but not so much on selecting the right components for high frequency applications.
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These agree with the schematic but someone has previously replaced 2 with a pair marked f422 and one of them has failed bce short. If you have questions about this vat, please contact the seller. Vceo250v complementary pair with bf423 ordering information type no. Standard bipolar transistors 267 automotive bipolar transistors 69 parametric search. Bf422 datasheet, equivalent, cross reference search.
Bf420 m3d186 bf421 bf423 transistor bf422 bf422 philips bf420 philips. Then a transistor with no series emitter resistor and its base biased at 0. Philips bf422 npn high voltage transistor oma054 2 pieces for. I decided to use ksp2222a to replace the bc548, and mpsh10 for the bf494. Bf422, bf422 npn high voltage transistor, buy bf422 transistor. The smd versions of the bf423 are available as the bf621 sot89, bf623 sot89, bf821 sot23 and bf823 sot23. 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. Every day, we send 5000 shipments and we ensure that they arrive in the shortest time available. Standard bipolar transistors 267 show hide parameters. Collectorbase voltage collectoremitter voltage emitterbase collector current collector dissipation junction temperature storage temperature. Fast shipping on all bipolar transistors orders within europe.
Bf423 pnp transistor complementary npn, replacement. Bf422 datasheet small signal transistor,high voltage. Bf420 datasheet, equivalent, cross reference search. Bf on semiconductor bipolar transistors bjt ma v npn datasheet, inventory. I like using originals, where possible nothing like lead out confusion.
Here is an image showing the pin diagram of the this transistor. Bc transistor, bf transistor, bc general purpose transistor. Please consult the most recently issued document before initiating or completing a design. Bf422 limiting values in accordance with the absolute maximum rating system iec 604. Diodes and transistors pdf 28p this note covers the following topics. Universally useful and adaptable, the transistor is an essential component of electronic circuitry. Tme has over 800 employees, who provide expert support at each stage of the ordering process our offer includes 300,000 electronic components from 950 producers since 1990, we have been expanding our operations dynamically and increasing our global potential.
Transistor equivalent book 2sc2238 free download as pdf file. Bf422 npn highvoltage transistors 1996 dec 09 product specification. High voltage application monitor equipment application. Free package is available maximum ratings rating symbol bf420 bf422 unit collector. Bf422d 1 bf422 high voltage transistors npn silicon features this is a pb. Unit vcbo collectorbase voltage open emitter bf delivery times may vary, especially during peak periods. Choosing transistors for radio frequency applications page 1. Transistors amplify current, for example they can be used to amplify the small output current from a logic ic so that it can operate a lamp, relay or other high current device. Hf transistor kt907a 2n3733 gold plated 100400mhz, 16w, 28v new. Semiconductor transistor, diode, ic cross reference.
Free device maximum ratings rating symbol value unit collector. Iso 9001 and iso 14001 certified company npn silicon planar epitaxial transistor bf422 bpl to92 bce designed for high voltage video amplifier in. Bf422 datasheet pdf bf transistor datasheet pdf, bf equivalent. Transistor equivalent list 8ch pnp darlington transistor array pnp octal darlington transistor arrays equivalent transistor 2sk td62783 equivalent 2sk1078 td62783 pnp darlington transistor array td62504 equivalent text. Free shipping on many items browse your favorite brands. Bf422 npn highvoltage transistors 1996 dec 09 product specification supersedes data of september 1994 file under discrete semiconductors, sc04 philips semiconductors product specification npn highvoltage transistors bf420. Discrete semiconductors data sheet book, halfpage m3d186 bf420. Bf422 transistor equivalent substitute crossreference search bf422 datasheet pdf. Bf422 npn highvoltage transistors 1996 dec 09 product specification supersedes data of september 1994 file under discrete semiconductors, sc04 philips semiconductors product specification npn high.
Bf422 npn silicon transistor with reverse voltage npn silicon transistors with high reverse voltage. Alternatively equivalents to these transistors would help. Philips bf422 f422 npn high voltage transistor to92 250v 100ma. 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. Home t transistors single bf422 transistor npn 250v 0. Pricing and availability on millions of electronic components from digikey electronics. The equivalent resistance of these resistors is roughly 500 so this the resistance that the capacitors sees at one pathway.
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The complementary npn transistor to the bf423 is the bf422. Microelectronics, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Ive been trying to figure out how to select transistors for radio frequency circuits but not being able to find much information on the web. Bf423 cross reference electronic circuits, tv schematics. Just in case it interests anyone, my books turned up out of the. Bf422 npn silicon transistor descriptions high voltage application monitor equipment application features collectoremitter voltage. I am guessing that by bf you mean forward beta, which is the forward active small signal current gain of a transistor, which is defined for the common emitter configuration as. Bf422 npn transistor complementary pnp, replacement. Transistor equivalent book 2sc2238 transistor integrated circuit. Hf transistor kt904a 2n3375 gold plated 100400mhz, 5w, 28v new.