Groups > sci.electronics.design > #453079

Re: Low Threshold MOSFET

From	rickman <gnuarm@gmail.com>
Newsgroups	sci.electronics.design
Subject	Re: Low Threshold MOSFET
Date	2017-03-22 14:03 -0400
Organization	A noiseless patient Spider
Message-ID	<oaue4s$dnc$1@dont-email.me> (permalink)
References	<oanlv1$af7$1@dont-email.me> <oau1v0$fmf$1@dont-email.me>

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On 3/22/2017 10:36 AM, John S wrote:
> On 3/19/2017 11:34 PM, rickman wrote:
>> I was looking to order some low current MOSFETs and realized all the
>> popular items had thresholds of 3 volts and higher.  I would like to use
>> something that turns on pretty well at 3 volts so it won't need a 5 volt
>> PSU.  Any suggestions?  I'm looking for a TO-92 case preferably but
>> surface mount will be ok too.
>>
>> I could have sworn some years ago I tracked down a number of low
>> threshold voltage FETs.  But maybe those devices operated under 5 volts
>> rather than under 3.3 volts.
>>
>
> We have been very happy with the FDN337N.

I was checking this out and found the prices are >$0.20 even on ebay 
buying 50 or more.  Then I checked aliexpress and found this one...

https://www.aliexpress.com/item/Free-shipping-100pcs-lot-FDN337N-screen-337-SOT-23-new-original/32718408974.html?spm=2114.01010208.3.18.ju58Ca&ws_ab_test=searchweb0_0,searchweb201602_2_10065_10130_10068_433_434_10136_10137_10138_10060_10062_10141_10056_10055_10054_301_10059_201_10531_10099_10530_129_10103_10102_10096_10052_10053_10050_10107_10142_10051_10106_10143_10526_10529_10084_10083_10080_10082_10081_10110_10111_10112_10113_10114_10037_10078_10079_10077_10073_10070_10122_10123_10124,searchweb201603_13,afswitch_1,ppcSwitch_5,single_sort_0_default&btsid=bc963ea4-0cae-4be3-95ba-e5fa2d2485cc&algo_expid=5043bdd6-47a3-424c-a756-09e1cbb36cd7-2&algo_pvid=5043bdd6-47a3-424c-a756-09e1cbb36cd7

$2.80 for 100 with free shipping!  I would say that have to be fakes, 
but this store has been online for 3 years with 100%.  How can they do 
that?

-- 

Rick C

Thread

Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-20 00:34 -0400
  Re: Low Threshold MOSFET "Lund-Nielsen, Jorgen" <jorgen.lund-nielsen@xyz123desy.de> - 2017-03-20 13:30 +0100
    Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-20 15:26 -0400
      Re: Low Threshold MOSFET Hul Tytus <ht@panix.com> - 2017-03-20 22:47 +0000
        Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-20 21:42 -0400
          Re: Low Threshold MOSFET Joerg <news@analogconsultants.com> - 2017-03-21 08:03 -0700
          Re: Low Threshold MOSFET Hul Tytus <ht@panix.com> - 2017-03-21 23:36 +0000
            Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-21 20:06 -0400
  Re: Low Threshold MOSFET Allan Herriman <allanherriman@hotmail.com> - 2017-03-20 12:56 +0000
    Re: Low Threshold MOSFET Winfield Hill <hill@rowland.harvard.edu> - 2017-03-20 06:34 -0700
  Re: Low Threshold MOSFET Clive Arthur <cliveta@nowaytoday.co.uk> - 2017-03-20 13:08 +0000
  Re: Low Threshold MOSFET Tim Wescott <tim@seemywebsite.com> - 2017-03-20 11:03 -0500
  Re: Low Threshold MOSFET Joerg <news@analogconsultants.com> - 2017-03-20 15:59 -0700
    Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-20 22:29 -0400
      Re: Low Threshold MOSFET Joerg <news@analogconsultants.com> - 2017-03-21 08:00 -0700
  Re: Low Threshold MOSFET "Tim Williams" <tiwill@seventransistorlabs.com> - 2017-03-21 01:02 -0500
  Re: Low Threshold MOSFET kevin93 <kevin@whitedigs.com> - 2017-03-22 07:15 -0700
  Re: Low Threshold MOSFET John S <Sophi.2@invalid.org> - 2017-03-22 09:36 -0500
    Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-22 14:03 -0400
      Re: Low Threshold MOSFET John S <Sophi.2@invalid.org> - 2017-03-22 13:43 -0500
        Re: Low Threshold MOSFET Winfield Hill <hill@rowland.harvard.edu> - 2017-03-22 12:01 -0700
        Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-22 15:14 -0400
        Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-22 15:18 -0400
          Re: Low Threshold MOSFET Joerg <news@analogconsultants.com> - 2017-03-23 10:29 -0700
        Re: Low Threshold MOSFET John S <Sophi.2@invalid.org> - 2017-03-22 15:07 -0500
      Re: Low Threshold MOSFET tabbypurr@gmail.com - 2017-03-23 20:45 -0700
        Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-24 00:43 -0400
          Re: Low Threshold MOSFET Robert Baer <robertbaer@localnet.com> - 2017-03-23 22:24 -0800
          Re: Low Threshold MOSFET tabbypurr@gmail.com - 2017-03-24 03:59 -0700
            Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-24 12:50 -0400
              Re: Low Threshold MOSFET tabbypurr@gmail.com - 2017-03-25 00:51 -0700
                Re: Low Threshold MOSFET Joerg <news@analogconsultants.com> - 2017-03-25 09:47 -0700
                Re: Low Threshold MOSFET rickman <gnuarm@gmail.com> - 2017-03-25 13:54 -0400
      Re: Low Threshold MOSFET Joerg <news@analogconsultants.com> - 2017-03-24 09:37 -0700
  Re: Low Threshold MOSFET Robert Baer <robertbaer@localnet.com> - 2017-03-22 20:40 -0800

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