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TOP254PN The Power Integrations TOP254PN is an offline switcher IC designed for Flyback topology. It features a 700V voltage rating and a 28W power capability.
Mfr Part #:

TOP254PN

Available from 1 distributors
Mfr Name: Power Integrations
Power Integrations
The Power Integrations TOP254PN is an offline switcher IC designed for Flyback topology. It features a 700V voltage rating and a 28W power capability.
✓ Total Stock: 5,050 pcs
$ Price Range: $0.75

TOP254PN Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
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5,050 pcs
On Request
5050 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.

TOP254PN 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
Output Power
Power (Watts)
Supplier Device Package
Supplier Package
Topology
Voltage
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TOP254PN Description

Short technical summary and product information.

The Power Integrations TOP254PN is an integrated offline switcher IC belonging to the TOPSwitch-HX family. Designed for Flyback topology, this component offers a voltage rating of 700V and a power capability of up to 28W. It operates with a frequency of 66kHz and features a duty cycle of 78%.

 

The TOP254PN is housed in an 8-DIP package with through-hole mounting. It includes fault protection for current limiting, over temperature, and over voltage conditions. The device also features an internal switch, providing a simplified design for power supplies.

 

With a junction-to-case thermal impedance of 2 °C/W, the TOP254PN is suitable for various power supply applications where efficiency and reliability are critical. Its design aims to lower system cost and increase design flexibility, making it a versatile choice for engineers.

TOP254PN Quick Information

Product Type: Offline Switcher
Series: TOPSwitch-HX
Canonical Name: Power Integrations TOP254PN Offline Switcher
Subcategory: AC DC Converters

TOP254PN Compliance

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

TOP254PN Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

TOP254PN Features

  • 700V voltage rating for robust operation.
  • 28W output power capability.
  • Flyback topology for power conversion.
  • 8-DIP package with through-hole mounting.
  • Integrated fault protection features.

TOP254PN Applications

  • Used in offline power supplies.
  • Suitable for Flyback converter designs.
  • Ideal for compact power solutions.
  • Applications requiring overvoltage protection.

TOP254PN FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the TOP254PN?

The operating voltage of the TOP254PN is 700V.

What is the operating temperature range for the TOP254PN?

The TOP254PN can operate within a temperature range of -40°C to 150°C (TJ).

What is the package type for the TOP254PN?

The TOP254PN is provided in an 8-DIP (0.300", 7.62mm) package with 7 leads.

What is the output power of the TOP254PN?

The output power of the TOP254PN is 28W.

What is the operating frequency of the TOP254PN?

The operating frequency of the TOP254PN is 132 kHz.

What fault protection features does the TOP254PN include?

The TOP254PN includes Current Limiting, Over Temperature, and Over Voltage fault protection.

What is the junction-to-case thermal impedance of the TOP254PN?

The junction-to-case thermal impedance of the TOP254PN is 2 °C per watt.

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