Excess Cart

All Categories

About Us Products Manufacturer Request Quote Blog Posts Contact Us

Power Integrations AC DC Converters, Offline Switches

TOP250YN

IC OFFLINE SW FLYBACK TO220-7C

Manufacturer Power Integrations

Package / Case TO-220-7 Formed Leads, 6 Leads

Stock Reference 1,903

Category AC DC Converters, Offline Switches

Check Price & Availability Datasheet

Since 2004Electronic component distribution and sourcing experience

QC SupportInspection options for authenticity and quality review

Shortage & EOLWider sourcing for constrained and obsolete requirements

BOM ProcurementMulti-line sourcing, pricing and delivery coordination

TOP250YN Power Integrations product image

Click or hover the image for a closer product view.

View Datasheet More from Power Integrations

SOURCING REQUEST

Check TOP250YN Price & Availability

Send the quantity, company details and purchasing requirements for a current source review.

Stock Reference 1,903

Pricing Status Checking Price Reference

Quantity * Target Price Name * Company * Email * Requirements

Your contact details are used for quotation, sourcing and follow-up on this requirement.

Submit a BOM / multi-part request

PART IDENTIFICATION

TOP250YN Product Reference

Confirm the core identity of TOP250YN, then use the technical data, datasheet and sourcing sections below for engineering and procurement review.

Part Number: TOP250YN

Manufacturer: Power Integrations

Package / Case: TO-220-7 Formed Leads, 6 Leads

Category: AC DC Converters, Offline Switches

Stock Reference: 1,903

Datasheet: View TOP250YN Datasheet

Manufacturer Directory Browse more Power Integrations components

Product Category Explore AC DC Converters, Offline Switches

COMMERCIAL REFERENCE

TOP250YN Quantity Pricing

Price breaks shown on this page are reference data. Final price, source, stock and delivery terms are reconfirmed against your requested quantity.

Checking current distributor price references...

Qty.

Unit Price

Ext. Price

ENGINEERING REFERENCE

TOP250YN Specifications

Use the available attributes as a quick reference. Critical electrical, mechanical and qualification parameters should be verified against the manufacturer datasheet before design-in or substitution.

Product Attribute: Attribute Value

Part Number: TOP250YN

Manufacturer: Power Integrations

Package: TO-220-7 Formed Leads, 6 Leads

Series: TOPSwitch®-GX

Package/Case: TO-220-7 Formed Leads, 6 Leads

Packaging: Tube

Product Status: Not For New Designs

Output Isolation: Isolated

Internal Switch(s): Yes

Voltage - Breakdown: 700V

Topology: Flyback

Voltage - Start Up: -

Voltage - Supply (Vcc/Vdd): -

Duty Cycle: 66.8%

Frequency - Switching: 66kHz ~ 132kHz

Power (Watts): 290 W

Fault Protection: Current Limiting, Over Temperature, Over Voltage

Control Features: Frequency Control

Operating Temperature: -40°C ~ 150°C (TJ)

Grade: -

Qualification: -

Supplier Device Package: TO-220-7C

Mounting Type: Through Hole

PRODUCT INTELLIGENCE

TOP250YN Technical & Sourcing Context

This section combines technical reference, sourcing context and quality-control guidance for engineering and procurement review. When dedicated product content is available, it is displayed here automatically.

TOP250YN Product Overview

TOP250YN is listed as a AC DC Converters, Offline Switches component from Power Integrations. The package / case currently recorded for this product is TO-220-7 Formed Leads, 6 Leads. Use the specifications and manufacturer datasheet on this page as the primary technical references before design-in, replacement or production approval.

Part Number	TOP250YN
Manufacturer	Power Integrations
Package / Case	TO-220-7 Formed Leads, 6 Leads
Product Category	AC DC Converters, Offline Switches
Stock Reference	1,903

Supply Chain & Source Review

Established in 2004, Winsun (HK) Electronics has developed experience in electronic-component distribution, procurement coordination and quality control. For sourcing work, our supply routes may include established market suppliers, distributor relationships and OEM excess-inventory channels, depending on the part and current market conditions.

Supplier review can consider operating history, market reputation, known quality records, peer feedback and commercial competitiveness before a source is presented for customer evaluation.

Shortage and Obsolescence Support

When standard inventory is unavailable, a wider sourcing review can be used for shortage, allocated, obsolete or hard-to-find requirements. Send the exact MPN, quantity, target delivery date and any approved-source restrictions so the search can be narrowed more efficiently.

Excess Inventory and OEM Channels

OEM excess inventory can create additional sourcing opportunities for selected parts. Winsun (HK) Electronics also supports excess-list review, helping customers identify possible routes for unwanted or surplus electronic-component inventory.

Quality Control & Authenticity Review

For parts that require additional quality verification, the inspection path may be selected according to product risk, source and customer requirements. Available review methods can include:

Appearance inspection: review body markings, labels, packaging and visible condition against available reference information.
Electrical testing: evaluate electrical performance when an appropriate test method and equipment are available.
X-ray inspection: compare internal structure and construction features when X-ray review is required.
Decapsulation: inspect internal die information, manufacturer marks and related authenticity indicators when necessary.
Third-party testing: parts can be submitted to an independent laboratory when additional verification is requested or internal review is not sufficient.

Technical Support & Procurement Notes

Winsun (HK) Electronics combines sourcing work with accumulated QC and inspection experience to support customers before and after the sale. Before placing an order, confirm the exact part number, package, required quantity, date-code preference, packaging condition, delivery schedule and any documentation requirements.

Important: stock and pricing displayed online are sourcing references and may change. Final availability, source, lead time, commercial terms and requested quality documentation should be confirmed in the formal quotation.

SOURCING & QUALITY CONTROL

How We Support a TOP250YN Requirement

Use the part number as the starting point, then define quantity, schedule, source restrictions and quality requirements so procurement can be reviewed more precisely.

Shortage & Obsolescence

For constrained or obsolete parts, sourcing can be expanded across qualified market channels and available OEM excess routes.

Supplier Screening

Source review can consider supplier history, reputation, quality records, market feedback and commercial competitiveness.

QC & Authenticity

Appearance, electrical, X-ray, decapsulation or third-party testing can be arranged according to the requirement and product risk.

Cost & Time Control

Procurement, logistics and after-sales coordination help align price breaks, delivery timing and order execution with your project.

Prototype / Low VolumeRequest the exact quantity needed for engineering or maintenance work.

Production SupplyReview price breaks, stock, packaging and delivery schedule.

Shortage / EOLOpen a wider search for constrained, obsolete or hard-to-find parts.

BOM ProcurementCombine this part with multiple lines for one coordinated sourcing request.

PRODUCT & SOURCING FAQ

TOP250YN Frequently Asked Questions

Practical answers for price, availability, quality review, shortage sourcing and BOM procurement.

Send the required quantity, delivery target and any date-code or packaging requirements. Stock, source and commercial terms are reconfirmed during quotation review.

Yes. Wider sourcing can include established market suppliers, distributor relationships and OEM excess channels when suitable sources are available.

Depending on the requirement and source, quality review may include appearance and packaging checks, electrical testing, X-ray inspection, decapsulation or qualified third-party testing.

Yes. This part can be submitted with other BOM lines so quantity, availability, lead time and sourcing options can be reviewed together.

Use online stock and pricing as sourcing references. Final quantity, source, price, lead time and documentation are confirmed in the formal quotation.

Yes. Add those requirements to the RFQ so available packaging details, date code and supporting documents can be checked before the order is finalized.

RECENTLY EXPLORED

Other Part Numbers to Review

Continue to other component pages that may be useful for engineering comparison or procurement research.

UC1843AMDREP LTC3777ELXE#PBF LD39200PUR MRF151 LM117H/NOPB MA-506 10.0000M-C: ROHS LM358D MT25QU02GCBB8E12-0SIT 749013011A EDBA232B2PB-1D-F-D AD9363ABCZ-REEL L9945TR MAMX-007238-CM25MH STM32F303CBT6 ZL50075GAC2 ASTMK-0.001KHZ-MP-DCC-J-T10 STM32F429BIT6 LTM2881IY-3#PBF LTM2881IY-3 STM32F429IGT6 STM32F429ZIT6 L6202 HMC349AMS8GE MC9S12XDG128CAA

FROM PART NUMBER TO SUPPLY ROUTE

Need a Current Source for TOP250YN?

Send quantity, delivery timing, package or date-code requirements and any source restrictions. For larger projects, include this part with the rest of your BOM.

Check Price & Availability Submit BOM

Inquiry Now

Submitting...

Please wait while we submit your sourcing request.

Done