The 1n34a germanium diode is an old standby in electronics. Buy diode 1n34a general purpose germanium toggle navigation jameco electronics customer care 1800831. Pdf 1n34a diodes 1n34a diode 1n34a 1n34a diode diode germanium 1n34a 1n34a germanium diode 1n34a do. Ul flammability classification rating 94v0 moisture sensitivity. Access resistances in vertical devices there is an access resistance connected in series with an ideal diode d the diode can be of any type, i.
Columbia street bend, oregon 97702 when consulting a data sheet for specifications of a part, it is, of course, important to take the meaning intended by the authors of the data sheet. Pdf 41b4b do41 do27a 1n34a1k34a 1n601k60 1k110 1k188. Hartman uses the silicon version, 1n60p, in their compressor and thats a. Pdf mailfax order pdf california resale certificate pdf. A point contact diode in a do7 type package employing nform germanium and gives an efficient and excellent linearity when used in tv image detection, fm detection, radio am detection, etc. Pricing and availability on millions of electronic components from digikey. Also you can order online the 1n34a from radio snack for 36 cents each. There are only about three manufactures of the 1n34a germanium diode that i know of world wide. For a surge greater than the maximum values, the diode will fail in shortcircuit. These are pn junction silicon types and not point contact germanium. Based on feedback from others, this appears to be a quality control issue. Features high reliability for resistance to vibration and shock proof. The 1n34a germanium diode is the one supplied in my simple crystal radio kits. Defining diode data sheet parameters ralph mcarthur senior applications engineer advanced power technology 405 s.
This part is the equivalent replacement for the following. Pdf download 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. This is an ordinary silicon diode with a forward voltage of about. The 1n34a is a point contact diode in a do7 type package employing n. Jameco will remove tariff surcharges for online orders on instock items learn more. Rating symbol 1n4001 1n4002 1n4003 1n4004 1n4005 1n4006 1n4007 unit. Be aware that the 1n34a equivalent is a statement by the manufacturer specification sheet, personally, i dont see how as this is a silicon diode.
Poilee diode 1n34a germanium diode 1n34a 1n34 50ma 65v do35 for radio pack of 30pcs 4. The cathode terminal can be identified by using a grey bar as shown in the picture above. For instance, a 1n60 is a better overall choice than a 1n34a for the diode in an orange squeezer because its really really close in performance to a 1n100 the diode in the original circuit. As the current increases so does the voltage drop and vise versa. Download 1n34a datasheet from micro commercial components. If youre limited to shopping at radio shack, you could try a 1n4148 silicon diode. If this datasheet link is broken, the datasheet may still be available at.
So we cannot process or ship any order untill 3rd may. Hartman uses the silicon version, 1n60p, in their compressor and thats a great orange squeezer derivative. Symbol description 1n34a unit conditions piv maximum peak reverse voltage 65 v ir1. Check the spec sheet to ensure you understand what youre buying. Dec 27, 2012 for instance, a 1n60 is a better overall choice than a 1n34a for the diode in an orange squeezer because its really really close in performance to a 1n100 the diode in the original circuit. Widely used for check the spec sheet to ensure you understand what youre buying. Parameter test conditions symbol 1n4933 1n4934 1n4935 1n4936 1n4937 unit maximum instantaneous forward voltage 1. Yes, bluetooth via the peertopeer connectivity labraries built into amework. Semtech point contact germanium diode,alldatasheet, datasheet. That is the current should always flow from the anode to cathode.
I dont think radio shack carries any germanium diodes any more. Point contact germanium diode, 1n34a pdf download semtech corporation, 1n34a datasheet pdf, pinouts, data sheet, equivalent, schematic, cross reference, obsolete, circuits electronic component search and free download site. Mar, 2019 the 1n34a germanium diode is an old standby in electronics. Widely used for detecting the rectifying efficiency or for switching on a radio, tv or stereo etc.
The zener impedance is derives from the 60 cycle ac voltage, which results when an accurrent having and rms value equal to 10% of the dc zener current izt or izk is superimposed on izt or izk. Germanium diode optimized for radio frequency response description. The 1n34a germanium diode is no longer made in the united states to my knowledge. Due to the iv curve of the diode, the forward voltage of the 1n34a in a crystal radio is lower than you would expect from the vf entry in the datasheet. Solderable terminals as per milstd202, method 208 standard. Actually the point of using ios is because im a very experienced cocoa objc swift developer and can do the control and plotting portions very easily especially since my day job involves an os x data mining app that produces a variety of plots. Symbol parameter value unit rthjl junction to leads smc 15 cw do201 20 rthja junction to ambient on printed circuit on recommended pad layout smc 90 junction to ambient do201 75 v clv br v rm i rm i r i pp i i f v f symbol parameter v standoff. Mar 24, 2008 a 1n34 is a germanium diode and has a lower forward voltage drop than a silicon diode. The germanium point contact ge diodes are widely used. Crystal radio receivers depend on the 1n34a germanium diodes rated forward voltage drop the amount of voltage before is starts to conduct of. However the voltage for the 1n34a diode is measured with a current around 10ma. Diode equivalent circuit models if we keep the diode operation away from the breakdown region, the curve of figure 3.
A 1n34 is a germanium diode and has a lower forward voltage drop than a silicon diode. For detecting the rectifying efficiency or for switching. For 1n4007 diode, the maximum current carrying capacity is 1a it withstand peaks up to 30a. Diode equivalent 1n34a datasheet, cross reference, circuit and application notes in pdf format. 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.
Download 1n34a datasheet from new jersey semiconductor. Radio shack germanium diode package of 10 or 15 is the exact substitute. This could be important depending on what the diode is being used for. The 1n4001 is a standard recovery rectifier with a molded plastic case. Hilitchi 700pcs 24value mylar polyester film capacitor assortment kit 0. A diode is a device which allows current flow through only one direction.1094 1086 450 355 817 650 827 269 1494 1007 1426 388 1556 1186 783 1495 180 917 120 366 714 238 697 336 1531 1302 573 209 515 431 595 715 1100 1454 1448 763 1073 746