SIGNIFICANT CUSTOMERS AND INTERNATIONAL SALES (Tables)

12 Months Ended

Dec. 31, 2016

Risks and Uncertainties [Abstract]

Customers accounted for 10% or more of total net revenues [Table Text Block]

The following customers each accounted for 10% or more of total net revenues:

	Year Ended December 31,
Customer	2016		2015		2014
Avnet	18	%	21	%	19	%
Powertech Distribution Ltd.	11	%	10	%	*

Customers representing 10% or more of accounts receivable [Table Text Block]

The following customers each represented 10% or more of accounts receivable:

Customer	December 31, 2016		December 31, 2015
Avnet	24	%	20	%
ATM Electronic Corporation	*		10	%

     _______________

* Total customer accounts receivable was less than 10%

International sales [Table Text Block]

	Year Ended December 31,
	2016		2015		2014
Hong Kong/China	51	%	50	%	47	%
Taiwan	13	%	14	%	15	%
Korea	11	%	10	%	11	%
Western Europe (excluding Germany)	11	%	11	%	11	%
Japan	5	%	5	%	5	%
Germany	2	%	2	%	2	%
Other	3	%	3	%	4	%
Total foreign revenue	96	%	95	%	95	%