---- December 4th 2023 ----

CAGE Code: 5DME2
ITAR Registration Code: M28889
Call: 1 (800) 377-3244
Monday to Friday 8 A.M. - 5 P.M. (Pacific Time)
E-mail questions and requirements to: sales@coilws.com

Pricing is subject to change depending on product availability and backorders.
*Please Note: Items without price are listed for CWS' capability purposes.


TOP Switch and TNY Switch Integrated Circuit chips
From Power Integration

  • TOP and TNY ICs from Power Integration
  • Immediate stock delivery for prototype quantities for your engineering work
  • CWS supplies all the magnetics such as transformers, input chokes, output chokes, etc used in designs using TOP and TNY ICs
  • Please order these ICs together with matching CWS transformers and chokes - your one stop source !!.
  • Please contact Power Integration directly for volumes

Note: CWS is a custom design house for magnetics and power supplies using Power Integration ICs and is not affiliated with Power Integration or any of its affiliates.


Click the button to see examples of our custom wound products. We wind anything to meet your needs.
Please call for more information on these ICs

1) No tooling or set up fees required for standard parts
2) Minimum order : 5 pieces
3) Typical Delivery: Stock to 2 week



Please see PI site or call the office for data sheets and specs.


Part Numbering

TNY 254 P

254 - Types
P - DIP Package


1) The prices shown below are for low volume quantity. Please call 800-377-3244 or
email sales@coilws.com for larger volume OEM pricing.

2) Our large OEM pricing is extremely competitive. We will meet or beat any competitors prices with better deliveries

3) Custom designs are available to meet any of your requirements. Please contact us


There are no products to list in this category.

Disclaimer: Coil Winding Specialist, Inc., its affiliates, agents, and employees acting on behalf of Coil Winding Specialist, Inc. (collectively, CWS) disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. CWS reserves the right at any time and from time to time to make changes to design, technical specification, or construction of any product listed on this website without notice. CWS also reserves the right to discontinue or limit sale of any product or service available throughout this website on temporary or permanently basis without notice. CWS highly recommends customers not to use its products offered on this website for inappropriate use and applications. Products should be tested for its suitability by prospective customers in all possible applications and conditions. Customers using or selling CWS products for use in other than recommended applications do so entirely at their own risk and agree to fully indemnify CWS from any damages arising or resulting from such use or sale.

WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go towww.P65Warnings.ca.gov.

Any Comments, Suggestions or Questions? Contact us!
Email: sales@coilws.com
CWS 353 West Grove Ave. Orange, California 92865
Call us Toll Free: 1-800-679-3184 or 1 (800) 377-3244

Tel: (714) 279-9010, Fax: (714) 279-9482

Copyright 2008, Coil Winding Specialist, Inc
Updated July, 2013

CAGE Code: 5DME2(Registered with www.ccr.gov)