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. Electronic manufacturer, part no, datasheet, electronics description. Bc556 557 558 559 560 pnp epitaxial silicon transistor mouser. Pnp silicon planar epitaxial transistors bc 556, a, b an. Diodes and transistors university of california, berkeley. While this test can be used to determine that the junctions are functional and that the transistor is not open or shorted, it will not convey any information about the common emitter current gain amplification factor of the device. Transistor packages are mainly standardized, but the assignment of a transistor s functions to the terminals is not. Transistor specifications explained electronics notes. Mos fet realizes low onstate resistance with even compact packages. A special transistor tester is required to measure this parameter known as the hfe or beta. Bc557b datasheet, bc557b pdf, bc557b data sheet, bc557b manual, bc557b pdf, bc557b, datenblatt, electronics bc557b, alldatasheet, free, datasheet, datasheets, data.
Check our section of free ebooks and guides on transistor circuits now. Mcc pnp silicon amplifier transistor 625mw,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. An npn negativepositivenegative type and a pnp positivenegativepositive type, with the most commonly used transistor type being the npn transistor. However, higher supply voltage implies increased power dissipation cv2f. View on flat side of transistor, view on gummed tape 05 view on round side. Even for the same transistor type the terminal assignment can vary normally indicated by a suffix letter to the part number, q. In the case of both devices, we will talk about the nonlinear models, load line analysis and applications.
The symbol of the transistor has an arrow on the emitter. When an electric field is applied, the electrons move in the direction opposite. Conduction in metals metals are filled with electrons. Philips, alldatasheet, datasheet, datasheet search site for electronic components. Bc 194 transistors datasheet, cross reference, circuit and application notes.
The basic bipolar transistor or bjt is two diodes constructed back to back on a piece of silicon. This page contains list of freely available ebooks, online textbooks and tutorials in transistor circuits. The dc load line helps to establish the q point for a given collector current. Motorola, alldatasheet, datasheet, datasheet search site for electronic components and.
Pnp general purpose transistors, bc557 datasheet, bc557 circuit, bc557 data sheet. This will lead naturally to our discussion of digital systems. Free transistor circuits books download ebooks online textbooks. The qpoint is the best point for operation of a transistor for a given collector current.
Bc557 has a gain value of 110 to 800, this value determines the amplification capacity of the transistor. In certain cases, the quoted collector current may be exceeded. Amplifier transistors, bc557b datasheet, bc557b circuit, bc557b data sheet. Diodes and transistors pdf 28p this note covers the following topics. Pnp silicon planar epitaxial transistors bc 556, a, b bc 557, 8, a, b, c to92 ebc application pnp general purpose transistors, especially suited for use in driver stages of audio amplifier, low noise input stages of tape recorders, hifi amplifiers, signal processing circuits of television receivers. Nov 12, 2016 3dd4202bd datasheet 400v, npn transistor jilin sino, 4202bd datasheet, 3dd4202bd pdf, 3dd4202bd pinout, 3dd4202bd manual, 3dd4202bd schematic. Recent listings manufacturer directory get instant.
The clrc663s internal transmitter is able to drive a readerwriter antenna designed to communicate with isoiec 14443a and mifare. C548b datasheet, c548b pdf, c548b data sheet, c548b manual, c548b pdf, c548b, datenblatt, electronics c548b, alldatasheet, free, datasheet, datasheets, data sheet. Bc557 datasheet, bc557 pdf, bc557 data sheet, datasheet, data sheet, pdf, boca semiconductor corporation, pnp silicon planar epitaxial. Another kind of transistor is the junction field effect transistor of jfet. We will conclude this chapter by looking at how transistors can be used as logic devices. The linear region of a transistor is the region of operation within saturation and cutoff. You can always remember that the arrow points at the n material.
Transistor manufacturers issue specification sheets for their transistors which are typically found on the internet, although years ago engineers used to study data books to find out the information. Mos transistor 5 in reality constant field scaling has not been observed strictly. Use scotchlok pigtail 557 to electrically connect two wire ends and. 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. Before we start talking about the different types of transistor connections, we first need to declare some characteristic sizes and symbols that will be used from now on. Transistor basics emitter to base junction is forward biased normally collector to base junction is reverse biased normally transistors are current operated devices, so kcl should be applied first. The standard bipolar transistor or bjt, comes in two basic forms. Bc557, 557b general purpose transistor page 1 310505 v1. If the transistor is a pnp, then the arrow points to the base of the transistor, otherwise it points to the output. 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.
Many of these, typically one or two per atom in the metal, are free to move about throughout the metal. Datasheet contains the design specifications for product development. When the input to the base resistor is 5v the base current is 8ma and turns on the transistor putting 11. Bc556b, bc557a, b, c, bc558b amplifier transistors on. Transistors part 2 feedbackstabilizes the dc bias of the transistor for better amplification of signals. We have the broadest line of bipolar power transistors in the industry and the motorola commitment to quality and total customer satisfaction to go with them. When using a transistor as a switch most of the time its ok to ignore the 0. Theory of transistors and other semiconductor devices 1. The specifications and information for the 50 most common transistors used in small electronic circuits, robots, and prototyping. Transistor selection guide vceoic collectoremitter voltage v ceo v 800 c3678 c3679 c3680 c5124 c4020 c4300 c4301 c4299 c5002 c4304 c5003 c4445 c4908 600 c5249 c4706 550 c4517 c4518 c3927 c4517a c4518a c4557 c5239 c5287 500 c3830 c3831 c4907.
Bc557b datasheet, equivalent, cross reference search. Since the transistor current is proportional to the gate overdrive vgvt, high performance demands have dictated the use of higher supply voltage. I e is the emitter current, i c is the collector current and i b is the base current. The voltage across the amplifier load resistor r l will be the difference between the power supply transistor. C558 transistor c556b c 557 b transistors bc 557c transistor bc 557b transistor c558 c558c bc. Bc556b, bc557a, b, c, bc558b amplifier transistors pnp silicon features pb. Draw the directions of all currents for these two transistors one npn and one pnp, clearly identifying which of the. Free packages are available maximum ratings rating symbol value unit collector emitter voltage bc556 bc557 bc558 vceo. In the pnp transistor the emitter is made from ptype material, the base is ntype material. Semiconductortransistor crossreference list peavey. Current feedback is the use of a resistor in series. Bipolar junction transistor bjt function is usually considered in terms of currents. An npn transistor along with the transistors current flow characteristics is given below.
Transistor packages are mainly standardized, but the assignment of a transistors functions to the terminals is not. Recall that a diode consists of a n doped or excess. The theory and labeling of the terminals is a little different for the jfet. Bc557 datasheet, bc557 pdf, bc557 data sheet, bc557 manual, bc557 pdf, bc557, datenblatt, electronics bc557, alldatasheet, free, datasheet, datasheets, data sheet. 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. Next we will talk about diodes, followed by the bipolar junction transistor. Bc 170 transistor datasheet, cross reference, circuit and application notes in pdf. For electronic circuit design, selecting the right transistor will need several of the transistor parameters to match the requirements for the.
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