Applications general purpose switching and amplification, e. Npn epitaxial planar typefor rf power amplifiers on vhf. The radio makes full power on all bands, and the power control is right on the money from w. Maximum ratings type ordering code tape and reel marking pin configuration package1 bfq 72 q62702f77672 cerecx 1 2 3 b e c 4 e parameter symbol values unit collectoremitter voltage vce0 15 v emitterbase voltage veb0 2. Amplifier transistor pin configuration 625mw bottom view c b e.
Oc44 ad149 asz16 siemens transistor asy 27 af124 asz15 gd241 transistor gc301 ac125f text. To92 plasticencapsulate transistors s9018 transistor npn features z high current gain bandwidth product maximum ratings t a25. Telefunken transistor bf440 datasheet silicon pnp transistor bf440 40v 25ma datasheet oem telefunken source. Product specification silicon npn power transistor 2sc2166 description high power gain. A1972 datasheet, a1972 pdf, a1972 data sheet, a1972 manual, a1972 pdf, a1972, datenblatt, electronics a1972, alldatasheet, free, datasheet, datasheets, data sheet.
The device is a npn transistor manufactured by using planar technology resulting. 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. Lp395 ultra reliable power transistor datasheet texas instruments. Vcc 12v high reliability applications designed for 3 to 4 watts output power amplifiers in hf band mobile radio applications. A voltage or current applied to one pair of the transistors terminals controls the current through another pair of terminals. A1972 datasheet, cross reference, circuit and application notes in pdf format.
Absolute maximum ratings t a 25c unless otherwise noted. A1972 2sa1972 components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic, semiconductors and other electronic components such as resistors, capacitors, transistors and diodes. Mar 26, 2019 2sc1972 datasheet pdf description, rf power transistor npn epitaxial planar type. Tip2955 pnp silicon power transistor january 1972 revised march 1997 electrical characteristics at.
Npn silicon transistor pin connection descriptions switching application interface circuit and driver circuit application features with builtin bias resistors simplify circuit design reduce a quantity of parts and manufacturing process high packing density ordering information type no. Npn silicon rf transistor bfq 72 datasheet catalog. I get datasheets from your circuit design determines the output current. Transistor datasheet, transistor pdf, transistor data sheet, datasheet, data sheet, pdf home all manufacturers by category part name, description or manufacturer contain. This signifies its an npn transistor current flows in the direction of the arrow. They measured the hfe of the 2scs so they send a matched pair i see they do the same with 2scs. Telefunken transistor ad161 datasheet germanium npn transistor ad161 32v 1a datasheet oem telefunken source. Vce limits of the transistor that must be observed for reliable operation. Transistor high voltage switching applications, 2sa1972 datasheet, 2sa1972 circuit, 2sa1972 data sheet. Products conform to specifications in accordancewith the terms of power innovations standard warranty. Directions for determining the thermal resistance rths for cooling fins can be found on page 11. I recently purchased a eico signal tracer manufactured in jul 1972.
Ma0403a maa 502 mh1ss1 katalog tesla diod mh7442 mh7404 ma0403 maa723 mh74s74. I have only been able to find q1 and q2 which are the ge2n3391a. If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0. Ss9014 npn epitaxial silicon transistor mouser electronics. Silicon npn power transistors silicon npn power transistors are for use in power amplifier and switching circuits. Complementary low voltage transistor features products are preselected in dc current gain application general purpose description these epitaxial planar transistors are mounted in the sot32 plastic package. When the device is used as an emitter follower with a low source. The bias pot was pretty much within spec ma before i performed the adjustment. The useful dynamic range extends to 100 ma as a switch and to 100 mhz as an amplifier. Sep 29, 2019 2sc1972 datasheet pdf description, rf power transistor npn epitaxial planar type. Toshiba transistor silicon pnp epitaxial type pct process 2sc1959 audio frequency low power amplifier applications driver stage amplifier applications switching applications excellent hfe linearity. Jul 08, 2019 ca3084 datasheet pdf ca datasheet, cross reference, circuit and application notes in pdf format.
Toshiba transistor silicon pnp triple diffused type 2sa1972 highvoltage switching applications high breakdown voltage. Production processing does notnecessarily include testing of all parameters. Wide voltage range available glass package high temp soldering. Description npn transistor in a to92 sot54 plastic package. The others q3 which i believe to be an audio driver, and q4 which is the output transistor connected to the meter and loudspeaker i have not been able to find. Free and are rohs compliant maximum ratings rating symbol value unit collector. A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power. Semiconductor data sheets andor specifications can and do vary in different. Toshiba transistor silicon pnp triple diffused type 2sa1972. The first highfrequency transistor was the surfacebarrier germanium transistor developed by philco in 1953, capable of operating up to 60 mhz. Electrostatic discharge sensitive device, observe handling precautions.
Mitsubishi rf power transistor 2sc1972 npn epitaxial planar type test circuit zin50q to 50pf 100, 12t 100, 12 t to llopf zout soq notes. Npn general purpose amplifier this device is designed as a general purpose amplifier and switch. Bc327 pnp epitaxial silicon transistor mouser electronics. Complementary low voltage transistor stmicroelectronics. A92 datasheet, a92 pdf, a92 data sheet, a92 manual, a92 pdf, a92, datenblatt, electronics a92, alldatasheet, free, datasheet, datasheets, data sheet, datas sheets. Base collector emitter q1 2n3904 a transistor is basically a current amplifier. Npn general purpose transistor 2pc1815 features low current max. Of course you need the datasheet of the transistor to design a circuit using it. Description transistor high voltage switching applications. Free packages are available maximum ratings rating symbol value unit collector. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. They are designed for audio amplifiers and drivers utilizing complementary or quasicomplementary circuits. C3987 datasheet pdf 2sc transistor datasheet pdf, 2sc equivalent.
Toshiba, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Apr 25, 2020 2sc1972 datasheet pdf description, rf power transistor npn epitaxial planar type. Linear amplitude modulation ttl compatible fsk controls. Npn rf transistor 2n5770 absolute maximum ratings ta 25c unless otherwise noted these ratings are limiting values above which the serviceability of any semiconductor device may be impaired. These were made by etching depressions into an ntype germanium base from both sides with jets of indiumiii sulfate until it was a few tenthousandths of an inch thick. The datasheet states the maximum allowed output current and your design should limit its. Ic 500ma low collector saturation voltage enabling lowvoltage operation.
A723precision voltage regulatorsslvs057d august 1972 revised july 19997post office box 655303 dallas, texas 75265application informationvi500 pfr2 datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. The adp1972 is designed for use in asynchronous battery testing applications with an external, high voltage field effect transistor fet, half bridge driver, and an external control device, such as the. C 1972 transistor datasheet, cross reference, circuit and application notes in pdf format. It is composed of semiconductor material usually with at least three terminals for connection to an external circuit. Tip2955 tip3055 transistor tip3055 transistor pnp tip2955 text. Datasheet search engine for electronic components and semiconductors. Pinning pin description 1 base 2 collector 3 emitter.
Specifications are subject to change without notice. Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and. The adp1972 is a constant frequency, voltage mode, pulse width modulation pwm controller for buck or boost, dctodc, asynchronous applications. Slvs057d august 1972 revised july 1999 post office box 655303 dallas, texas 75265 1 150ma load current without external power transistor adjustable currentlimiting capability input voltages up to 40 v output adjustable from 2 v to 37 v direct replacement for fairchild a723c description the a723 is a precision integratedcircuit. Toshiba transistor silicon pnp epitaxial type pct process. Semiconductor transistors, it is permissible to increase the. The schematic representation of a transistor is shown to the left.