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TOP258YN The Power Integrations TOP258YN is an offline switcher IC designed for flyback topologies. It features a 700V voltage rating and 195W power output.
Mfr Part #:

TOP258YN

Available from 3 distributors
Mfr Name: Power Integrations
Power Integrations
The Power Integrations TOP258YN is an offline switcher IC designed for flyback topologies. It features a 700V voltage rating and 195W power output.
✓ Total Stock: 2,716 pcs
$ Price Range: $0.75

TOP258YN Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
2,000 pcs
On Request
2000 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
358 pcs
On Request
358 pcs On Request 1 On Request On Request On Request On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
358 pcs
On Request
358 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

TOP258YN Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Duty Cycle
Fault Protection
Frequency
Internal Switch(s)
Mounting Type
Operating Temperature
Output Isolation
Power (Watts)
Supplier Device Package
Topology
Voltage
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TOP258YN Description

Short technical summary and product information.

The Power Integrations TOP258YN is an integrated offline switcher IC belonging to the TOPSwitch-HX family. Designed for flyback applications, it operates with a voltage rating of 700V and can deliver up to 195W of output power.

 

This component features internal switching capabilities and supports isolated output. It operates at selectable frequencies of 66kHz or 132kHz, with a duty cycle of 78%. The device includes fault protection for current limiting, over temperature, and over voltage conditions, enhancing system reliability.

 

Packaged in a TO-220-7C format with formed leads, the TOP258YN is designed for through-hole mounting. It operates within a temperature range of -40°C to 150°C (TJ). Its integrated design and advanced features aim to reduce system cost and increase design flexibility for power supply applications.

TOP258YN Quick Information

Product Type: AC DC Converter, Offline Switch
Series: TOPSwitch-HX
Canonical Name: TOP258YN Offline Switcher
Subcategory: Offline Switches

TOP258YN Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TOP258YN Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

TOP258YN Features

  • 700V voltage rating for offline switching.
  • 195W maximum output power capability.
  • Flyback topology with isolated output.
  • TO-220-7C package for through-hole mounting.
  • Integrated fault protection features.

TOP258YN Applications

  • Ideal for offline power supply designs.
  • Suitable for flyback converter circuits.
  • Used in adapter and monitor applications.
  • Enables reduced system cost designs.

TOP258YN FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of TOP258YN?

700V

What is the package type of TOP258YN?

TO-220-7 Formed Leads, 6 Leads (Supplier device package: TO-220-7C), Through Hole mounting.

What is the operating temperature range of TOP258YN?

-40°C to 150°C (junction temperature)

What topology does TOP258YN use?

Flyback

Is the output of TOP258YN isolated?

Yes, the output is isolated.

What fault protections are included in TOP258YN?

Current Limiting, Over Temperature, Over Voltage.

What is the duty cycle of TOP258YN?

78%

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