S is a pnp transistor hence the collector and emitter will be left open reverse biased when the base pin is held at ground and will be. Semiconductortransistor crossreference list peavey. It can amplify power, voltage and current at different configurations. The device is a npn transistor manufactured by using planar. Bc557, 557b general purpose transistor page 1 310505 v1. Recent listings manufacturer directory get instant insight into any electronic component. C557b datasheet, cross reference, circuit and application notes in pdf format. Ill test the transistors tomorrow and let you know. Bc557 equivalent datasheet, cross reference, circuit and application notes in pdf format.
Bcb datasheet pdf, bcb pdf datasheet, ddatasheet, schematic, bcb datasheets, bcb wiki, transistor, cross reference, pdf download,free search site, pinout. Bc556b, bc557a, b, c, bc558b amplifier transistors on. Especially suited for use in driver stages of audio amplifiers, low noise input stages of tape recorders, hifi amplifiers, signal processing circuits of television receivers. I have placed the second transistor in parallel to the first transistor. Electrically isolates transistor or other components from the.
When base current is removed the transistor becomes fully off, this stage is called as the cutoff region and the base emitter voltage could be around mv. About 60% of these are integrated circuits, 10% are transistors. Toshiba transistor power amplifier applications,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. To bias a transistor we have to supply current to base pin, transistpr current i b should be limited to 5ma. C557b datasheet value of this resistor r b can be calculated using below formulae. Bc transistor as switch when a transistor is used as a switch it is operated in the saturation and cutoff region as explained above. The article presents a comprehensive discussion regarding these tiny electronic devices in a very lucid style, explaining bc547 datasheet, their operating principle and how to implement bc547 and the associated parts into. Npnpnp transistor pair in a sot666 plastic package. When uses as an amplifier the dc current gain of the transistor can be calculated by using the below formulae. However one important thing to notice is the base resistor a. Trznsistor this transistor is fully biased then it can allow a maximum of ma to flow across the collector and emitter. Npn general purpose transistors, especially suited for use in driver stages of audio.
Bc557b datasheet, equivalent, cross reference search. Transistor equivalent circuits and models learning objectives general dc equivalent circuit ac equivalent circuit equivalent circuit of a cb amplifier effect of source resistance r s on voltage gain equivalent circuit of a ce amplifier equivalent circuit of a cc amplifier smallsignal lowfrequency model or representation. Here is an image showing the pin diagram of the this transistor. To bias a transistor we have to supply current to base pin, this current i b should be limited to 5ma. Pnp epitaxial silicon transistor features switching and amplifier. The top countries of supplier is china, from which the percentage of c557b transistor supply is 100% respectively.
Bc557 motorola c557b operation of bc557 transistor bc557c bc558b transistor ic 557b bc557 558b transistor bc557c. Bc557 pnp transistor complementary npn, replacement. May 29, 2019 bc transistor datasheet pdf, bc equivalent. Transistor equivalents for the substitution of modern. Free packages are available maximum ratings rating symbol value unit collector. Buy bc multicomp bipolar bjt single transistor, general purpose, pnp, 45 v, mhz, mw, ma, hfe at element order bc now the central semiconductor bc, bca, and bcb are silicon pnp transistors designed for general purpose amplifier applications. Especially suited for use in driver stages of audio. Please consult the most recently issued document before initiating or completing a design. When this transistor is fully biased then it can allow a maximum of ma to flow across the collector and emitter. I have across this circuit across a lot of forums and was just wondering if i could replace bc547 q1 in the circuit with the commonly used 2n2222 npn transistor. Complete technical details can be found at cb transistor datasheet bc datasheet given at the end of this page. How to make simple electronic circuits using transistor bc547.
When a transistor is used as a switch c557b datasheet is operated in the saturation and cutoff region as explained above. When use as an audio frequency general purpose amplifier, can be operated in the active region. Transistor bc547 is probably the most elementary of the available electronic active components and yet becomes the basic, vital building block in most electronic circuits. Pnp epitaxial silicon transistor features switching and amplifier highvoltage. 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. Free packages are available maximum ratings rating symbol value unit collector emitter voltage bc556 bc557 bc558 vceo. Bc557 datasheet, equivalent, cross reference search of trznsistor above types common emitter type is the popular and mostly used configuration. Bc transistor as switch when a transistor is used as a switch datasueet is operated in the saturation and cutoff region as explained above. Bc557b transistor datasheet pdf, bc557b equivalent. Pnp generalpurpose transistors in a small sot23 to236ab. Bc559, bc560 complement to bc546, bc547, bc548, bc549, and bc550 ordering information part number marking package packing method. Bc557 is a pnp transistor hence the collector and emitter will be closed forward biased when the base pin is held at ground and will be opened. C557b datasheet, c557b pdf, c557b data sheet, c557b manual, c557b pdf, c557b, datenblatt, electronics c557b, alldatasheet, free, datasheet, datasheets, data sheet. If you are designing a pcd or perf board with this component then the following picture from the datasheet will be useful to know its package type and dimensions.
Bc556 bc557 bc558 bc559 bc560 pn p epitaxial silicon transistor. Transistor equivalents for the substitution of modern transistors in elderly projects. It can amplify power, voltage and c557b transistor transistor datasheet at different configurations. Bc557 datasheet, equivalent, cross reference search.
I have a small circuit which controls the speed of a dc motor as per the ambient temperature. Transistor c 557 b bc557 switching transistor transistor c 557 transistor 557 b b 557 pnp transistor transistor. About 54% of these are integrated circuits, 18% are transistors. Aug 19, 2019 to bias a transistor we have to supply current to base pin, this datzsheet i b should be limited to 5ma.
Should you find any info that can fill in any of the blanks in the matrix below. But there are two important features that differentiate the 2n and 2n this transistor like all can be used either as a switch or as an amplifier. I went over to arcade controls and desperately sought grantspain or smart bomb, but i have no idea how to message them. M3d pbssz may pb free transistor and nppn equivalent data smd transistors code free transistor free download transistor and ic equivalent data. Is this normal because tgansistor looks like its supposed to be isolated, but i could be wrong.
Bc547b npn transistor complementary pnp, replacement. Diodes and transistors pdf 28p this note covers the following topics. Submitted by admin on 30 august as discussed a transistor will act as an bc574a switch during forward bias and as a closed switch during reverse bias, this biasing can be achieved by supplying the required amount of current to the base pin. C557b datasheet, c557b pdf, c557b data sheet, datasheet, data sheet, pdf.
Bc557 is a pnp transistor hence the collector and emitter will be closed when the base pin is held at ground and will be opened when a signal. It can also be used for the switching purpose just like other pnp transistors. On special request, these transistors can be manufactured in different pin configurations. Bc546 datasheet, equivalent, cross reference search. Transistor equivalent to bc212, bc257, 2sb725, nte159 brand. A transistors acts as an amplifier when operating in active region. Sep 22, 2018 tl4941 datasheet pdf tl datasheet, tl pdf. Bc556 bc557 bc558 bc559 bc560 pnp epitaxial silicon.
Philips pnp general purpose transistors,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Bc557a datasheet, equivalent, cross reference search. C547b datasheet, c547b pdf, c547b data sheet, c547b manual, c547b pdf, c547b, datenblatt, electronics c547b, alldatasheet, free, datasheet, datasheets, data sheet. Bc556b, bc557a, b, c, bc558b amplifier transistors pnp silicon features pb. Jun 16, 2019 s transistor datasheet pdf, s equivalent. Bc is a pnp transistor hence the collector and emitter will be closed forward biased when the base pin is held at ground and will be opened reverse biased when a signal is provided to base pin. Bc547 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. Jan 11, 2019 c557b transistor pdf 10 products offers 10 cb transistor products. When uses as an amplifier the dc current gain of the transistor can be calculated c557b transistor datasheet using the below formulae. Apr 09, 2019 bc547b datasheet, equivalent, cross reference search. This is where a pnp transistor differs from a npn transistor, a logic state blue colour is used to toggle between ground and signal voltage emitterbase voltage v be as shown below. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the collector, base, and emitter leads. This transistor is further divided into four groups according to the dc current gain, o, y, g, and l and has 140, 240, 400 and 700 hfe dc current gain respectively. To make things simple i have shown a simplified circuit to make a transistor as switch.
Npn silicon epitaxial planar transistor for switching and af amplifier applications. To bias a transistor we have to supply current to base pin, this datzsheet i b should be limited to 5ma. Datasheet search engine for electronic components and semiconductors. The transistor is subdivided into four groups q, r, s and e. A wide variety of c557b transistor options are available to you, there are 17 suppliers who sells c557b transistor on, mainly located in asia. Preliminary first production this datasheet contains preliminary data, and supplementary data will be published at a later date. May 24, 2019 2n4401 datasheet, equivalent, cross reference search. Recent listings manufacturer directory get instant insight into any. Some of the configurations used in amplifier circuits are common emitter amplifier common collector amplifier common base amplifier of the above types common emitter type is the popular and mostly used configuration. Mar 26, 2019 c557 transistor datasheet pdf c nte equvilent nte pnp audio amplifier transistor. Bc557 datasheet, bc557 datasheets, bc557 pdf, bc557 circuit. Apr 27, 2019 c557b transistor pdf 10 products offers 10 cb transistor products.
Jun, 2019 when this transistor is fully biased then it can allow a maximum of ma to flow across the collector and emitter. Used in inverter and converter circuits used for making siren or dual led or lamp flasher. Apr 21, 2019 bc transistor as switch when a transistor is used as a switch it is operated in the saturation and cutoff region as explained above. Bc547b datasheet, equivalent, cross reference search. Complete technical details can be found at cb transistor datasheet bc datasheet given at. The links at left may help you to research your own replacement transistors. Bc557 pnp general purpose transistors mouser electronics. To bias a transistor we have to supply current to base pin, this c557b datasheet i b should c557b datasheet limited to 5ma. Bc557 has a gain value of 110 to 800, this value determines the amplification capacity of the transistor.
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