Oa95 philips general purpose and low threshold germanium. Silicon diodes require more voltage to conduct current. Diode oa95 datasheet, cross reference, circuit and application notes in pdf. Germanium diode is produced by fusing indium into ntype germanium. Valve tube and transistor with informationprojects and technical help. Features high reliability for resistance to vibration and shock proof. Pasternack rugged tunnel diode detectors pasternacks comprehensive offering includes 26 models of tunnel diode detectors that feature rugged germanium planar construction and operate over octave and broadband frequencies that range from 100 mhz to 26 ghz. Gold bonded, germanium diode, oa95 datasheet, oa95 circuit, oa95 data sheet.
Germanium diode datasheet, germanium diode pdf, germanium diode data sheet, datasheet, data sheet, pdf home all manufacturers by category part name, description or manufacturer contain. Germanium glass diode 1n34a dimensions in how to contact us. Rugged tunnel diode detectors pasternacks comprehensive offering includes 26 models of tunnel diode detectors that feature rugged germanium planar construction and operate over octave and broadband frequencies that range from 100 mhz to 26 ghz. Point contact germanium diode the germanium point contact ge diodes are widely used for detecting the rectifying efficiency or for switching on the radio, tv, or stereo, ect. Us headquarters 28040 west harrison parkaway, valencia, ca 9554162 tel.
For the radio constructor we have an archive of vintage circuits schematics to build. Oa95 datasheetpdf 1 page list of unclassifed manufacturers. Bkc international, 100 v, 500 ma, gold bonded germanium diode, scan, pdf. Oa95 datasheet111 pages etc1 gold bonded, germanium. A germanium diode such as the 1n34 pictured above will typically have a forward voltage drop of just 0.
Do35 od17 aa119 h22 crt625 oa90 diode oa90 germanium diode oa47 diode oa95 diode diode aa119 germanium diode oa91 diode oa95 diode oa90 oa91. Ba102 aay20 b2m15 ph1021 1n2528 gaz17 bb105 diode aa116 oa210 diode text. The sensitivity of a diode to radio waves depends upon its forward bias. Diode capacitance vr 1 v, f 1 mhz cd 7pf reserve recovery time if 10 ma, ir 10 ma, ir 1 ma, rl 100. D201rp short circuit protected regulated, 2w sip dcdc converters. Oa95 datasheet, oa95 pdf, oa95 data sheet, oa95 manual, oa95 pdf, oa95, datenblatt, electronics oa95. General purpose germanium diode, vr 90v, if 50ma, do7 glass package oa95. Oa95 datasheet germanium diode, vr90v panasonic, oa95a datasheet, oa95 pdf, oa95 pinout, oa95 manual, oa95 schematic, oa95. The 1n270 germanium diode is used in many ham radio and amateur radio circuits as detectors and up converters, down converters mixers. Can be used in many am, fm and tvif applications, replacing point contact devices. The 1n270 germanium diode can carry 100 volts 40 ma and the 1n34a can handle 65 volts and 50 ma and the 1n60 can handle 45 volts 50 ma if my data is correct. Oa95 germanium diode 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. It is a semiconductor material, which behaves as a rectifier.
A site for the novice or established collectorrestorer of vintage radio sets and electronics. Though not as popular as the silicone diode, a germanium diode does have certain. The golden colored portion of the diode is the anode. The type of germanium diode we will use is a 1n34 germanium diode.
Oa95 datasheetpdf list of unclassifed manufacturers. Impurities are added to it to create a region on one side that contains negative charge carriers electrons, called an ntype semiconductor, and a region on the other side that contains positive charge carriers, called a ptype semiconductor. Aug 22, 2016 oa95 datasheet germanium diode, vr90v panasonic, oa95a datasheet, oa95 pdf, oa95 pinout, oa95 manual, oa95 schematic, oa95 equivalent, oa95 diode. Oa70 datasheet, oa70 pdf, oa70 pinout, equivalent, replacement germanium diode etc, schematic, circuit, manual. Oa90 germanium diode oa47 diode oa95 diode diode aa119 germanium diode oa91 diode oa95 aa119 diode oa90 oa91 text. And the diode can handle a forward current of 150ma and a peak surge current of 500ma. And as a consequence of that, most early germanium semiconductors were replaced with silicon. While both perform the same function they only let current pass through them in one direction there are some differences between the silicon and german.
It can tolerate a current density up to 100 a cm2 at a direct voltage up to 0. A germanium diode typically begins to conduct electric current when voltage properly applied across the diode reaches 0. Small signal schottky diode vishay intertechnology. The chief difference between germanium and silicon diodes is the voltage at which electric current begins to flow freely across the diode. The 1n34a germanium diode is an improved version of the 1n34 diode. Germanium glass diode taitron components incorporated. Oa95 pdf, oa95 description, oa95 datasheets, oa95 view. This meant that they were very sensitive to low voltage signals of. The 1n34a germanium diode is an old standby in electronics. A pn junction diode is made of a crystal of semiconductor, usually silicon, but germanium and gallium arsenide are also used. Oa95 datasheet pdf 1 page list of unclassifed manufacturers.
I try to add the stabilizing diode to any pedal i think ill care about it on. Early semiconductor developments used germanium as the commercial, semiconductor material. Oa85 diode oa95 oa95 diode germanium oa95 diode germanium oa germanium diode diode oa85 oa85 oa95 germanium diode text. Tube oa 95 or rohre oa95 id33842, solidstatediode, wires and detector shown. These are high quality germanium diodes made by telefunken in germany. Sd10220 high power density, low profile, shielded inductors. Oa95 datasheet germanium diode, vr90v panasonic, oa95a datasheet, oa95 pdf, oa95 pinout, oa95 manual, oa95 schematic, oa95 equivalent, oa95 diode. Oa95 germanium diode components datasheet pdf data sheet free from. Oa95 datasheet111 pages etc1 gold bonded, germanium diode. Oa95 gold bonded germanium diode components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits. The crystal diode also gives excellent linearity at low signal levels and is free from contact potential effects, input in34 cat h figure 22 poon 250 4700 n. Widely used for detecting the rectifying efficiency or for switching on a radio, tv or stereo etc. A diode is used to demodulate an amplitude modulated am signal. Oa95 gold bonded germanium diode features low forward voltage droplow power consumption thirty years of proven reliabilityone million hours mean time between failures mtbf very lownoise level metallurgical bonded absolute maximum ratings at 25 c, unless otherwise specified peak inverse voltage peak forward current operating temperature.
Apr 11, 2020 germanium diodes are part of an electrical circuit and conduct electrical signal through the diode traveling in one direction only. Its limiting reverse voltage does not outreach 400 v, and the reverse current usually does not outreach one milliampere unit. Aaz15 datasheet, cross reference, circuit and application notes in pdf format. Set your dvmdmm to the diode test mode, it should provide you with the respective voltage drop. The central semiconductor 1n276 is a gold bonded germanium diode mounted in a hermetically sealed glass case, designed for switching applications. The interesting thing is that when you use a germanium diode to stabilize a germanium transistor, the rising forward voltage on the diode coupled with the rising gain on the transistor is generally a wash. Germanium point contact diode, 115v repetitive peak reverse voltage, 50ma average forward current, 500ma peak forward surge current, 2. These zero biased designs are available in both positive and negative video output polarities and offer excellent dynamic range with very. Oa95 datasheet, oa95 pdf, oa95 data sheet, oa95 manual, oa95 pdf, oa95, datenblatt, electronics oa95, alldatasheet, free, datasheet, datasheets, data sheet, datas. In practice we can best test several germanium diodes in our receiver and then choose the best. The black glass body is twice as long as a normal do7 germanium diode and has tfk and both part numbers printed on it. The properties like voltage drop and reverse current can vary a lot between two germanium diodes of the same type. Diodes such as this one are constructed out of a semiconductor material and impurities are added to the germanium so it will allow the right amount of current to pass through.
Etc1, alldatasheet, datasheet, datasheet search site for electronic components and. Oa95 datasheet, oa95 datasheets, oa95 pdf, oa95 circuit. Etc1 gold bonded, germanium diode,alldatasheet, datasheet, datasheet search site for electronic. So any circuit that specifies a 1n34 germanium diode can be replaced with the 1n34a germanium diode. Older germanium diodes had a larger leakage of current at a reverse voltage, but now american microsemiconductor and others supply a range of improved low current leakage germanium diodes. Oa95 gold bonded, germanium diode list of unclassifed manufacturers. A germanium diode is a diode made using the element germanium in stead of silicon silicium.