General purpose transistor mmbt3904hf npn rohs device halogen free sot23 features 0. The configuration shown above is called an npn transistor. Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and. Traceablity, general purpose transistor mmbt3904g npn rohs device features sot23epitaxial, transistor mmbt3904g is recommended 0. The linear region of a transistor is the region of operation within saturation and cutoff. Free transistor circuits books download ebooks online. The standard bipolar transistor or bjt, comes in two basic forms. Free packages are available maximum ratings rating symbol value unit collector.
Free, halogen freebfr free and are rohs compliant s prefix for automotive and other applications requiring unique site and control change requirements. Diodes and transistors pdf 28p this note covers the following topics. General purpose transistor marking code product marking code marking code part number mmbt3904g 1am. Bjts have 3 terminals and come in two varieties, as npn and pnp transistors. Gstmmbt3904f sot23 1am ordering information gs pn gstmmbt3904 f pb free co. Transistors peter mathys ecen 1400 transistor families there are two major families of transistors. The direction of each current has to do with the type of the transistor pnp or npn. Smd assembly example, with stackers back view sh 5 mm plastic support. If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0. If you have any questions related to the data sheet, please contact our nearest sales office via email. Since the transistor current is proportional to the gate overdrive vgvt, high performance demands have dictated the use of higher supply voltage. The terminal on the left is called the emitter, the terminal on the right is. The dc load line helps to establish the q point for a given collector current.
Avictek sot23 plasticencapsulate transistors,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Switching time test circuit vds 90% 10% vgs tdon tr tdoff tf vds pulse width. Instead, a somewhat arbitrary coding system has grown up, where the device package carries a simple two or threecharacter id code. 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. A wide variety of 1am smd transistor options are available to you, there are 191 suppliers who sells 1am smd. However, higher supply voltage implies increased power dissipation cv2f. The humble transistor q1 emitter e collector c base b transistor basics emitter to base junction is forward biased normally collector to base junction is reverse biased normally transistors are current operated devices, so. Avictek, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. This transistor is also available in the to92 case with the type designation 2n3904. Directions for determining the thermal resistance rths for cooling fins can be found on page 11. Diodes and transistors university of california, berkeley. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. Mmbt3904lt1 general purpose transistor on semiconductor.
Parameter collectorbase breakdown voltage collectoremitter breakdown. Smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. Then you learned how circuit elements do not operate the same at all frequencies. Mos transistor 5 in reality constant field scaling has not been observed strictly.
You can always remember that the arrow points at the n material. The qpoint is the best point for operation of a transistor for a given collector current. Part number, components description, html view, manufacturer. Transistor smd 1am datasheet, cross reference, circuit and application notes. General purpose transistor npn silicon features these devices are pb. Recent listings manufacturer directory get instant insight into any electronic component. The symbol of the transistor has an arrow on the emitter. Q101 qualified and ppap capable maximum ratings rating symbol value unit collector. Small signal transistor npn features npn silicon epitaxial planar transistor for switching and amplifier applications. Emitter, collector and base in its essence, a transistor consists of two diodes arranged back to back. Bipolar junction transistors bjt and fieldeffect transistorsfet.
E page 1 general purpose transistor electrical characteristics at t, without notice. Transistor uses, transistor rules, common emitter circuit, small signal amplification, fieldeffect transistors, jfet operating regions. 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. Top results 6 part ecad model manufacturer description.
You started with simple resistive circuits, then dynamical systems circuits with capacitors and inductors and then opamps. Mmbt3904 transistor datasheet pdf, mmbt3904 equivalent. An npn negativepositivenegative type and a pnp positivenegativepositive type, with the most commonly used transistor type being the npn transistor. 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. N stands for ntype material and p stands for ptype material. Sot23 plasticencapsulate transistors, 1am datasheet, 1am circuit, 1am data sheet. If the transistor is a pnp, then the arrow points to the base of the transistor, otherwise it points to the output. Rca power transistor applications manual rca corporation 1983 acrobat 7 pdf 15. An npn transistor along with the transistors current flow characteristics is given below. I e is the emitter current, i c is the collector current and i b is the base current. Sot23 plasticencapsulate transistors, 1am pdf download, 1am download, 1am down, 1am pdf down, 1am pdf download, 1am datasheets, 1am pdf, 1am circuit.
As complementary type, the pnp transistor mmbt3906 is recommended. Mmbt3904 datasheet, equivalent, cross reference search. General purpose transistor mmbt3904g npn rohs device features sot23epitaxial, transistor mmbt3904g is recommended 0. Operating and storage junction temperature range tj, tstg. The voltage across the amplifier load resistor r l will be the difference between the power supply transistor. Marking of electronic components, smd codes 1a, 1a, 1a. In the pnp transistor the emitter is made from ptype material, the base is ntype material. Introduction so far in ee100 you have seen analog circuits.