Thursday 18 July 2013

For Sale - 1S-188AM Sanyo Vintage Germanium Diodes - £0.99 for 10

The 1S188AM is a fast switching Germanium diode equivalent to the NTE109, its specifications are as follows:

Semiconductor material -Germanium
Forward voltage drop (Vf) - 1 V
Max Forward Currrent (Ifm) - 60 mA
Peak Inverse Voltage (PIV) - 80V
Leakage Current - 100 µA
Junction capacitance - TBC
Power Dissipation - 80 mW
Package type - TBC

Image of a pack of 200 Sanyo 1S188AM Germanium diodes
For sale germanium diodes - made by Sanyo

The 1S-188AM is a high conductance device with good switching characteristics for low impedance circuits, high resistance-high conductance for efficient coupling, clamping or matrix service and forward / inverse pulse recovery for critical pulse applications.

Get yours now, whilst stocks last, 10 for just 99p.

Delivery within the UK is £2.99, I can send to Europe and Worldwide too; but please ask for a quote first, as rates vary greatly between countries and are prone to rapid price fluctuations. Items will be sent in a padded "Jiffy Bag" type envelope to ensure safe delivery.

Send a message or leave a comment if you have any enquiries.


27/07/13 - I was recently asked about stock levels for this item, at this point in time there are 400 left. 29/07/13 - Another batch sold today, plenty still left.
30/03/17 - 390 left.
20/12/19 - Another batch sold today, 210 left.


  1. Dear friend, do you ship this item to Brazil ? Thank you very much; Eduardo.

    1. Yes I can do that if you're still interested.

  2. Can you ship 200 pieces of this diode to Brazil ? What cost? Thank you very much; Eduardo

    1. No problem sending to Brazil, there will be a substantial amount of additional postage for you to pay.

  3. hello , is the same part as 1s188FM ?
    any differences?

    1. I'm not sure. Best check the specifications shown and compare.