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Product attributes Property Value
Manufacturer Power Integrations
Product Series TOPSwitch®-HX
Packaging Tube |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) -
Duty Cycle 78%
Frequency - Switching 66kHz
Power (Watts) 15 W
Fault Protection Current Limiting, Over Temperature, Over Voltage
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm), 7 Leads
Supplier Device Package 8-PDIP-C
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Power Integrations TOP252PN is a flyback offline switcher from the TOPSwitch®-HX series with an integrated switch and 700V breakdown voltage. It delivers up to 15W at 66kHz with a 78% maximum duty cycle. Built-in current limiting, over temperature, and over voltage protection support robust isolated designs. Supplied in an 8-DIP (7 leads) package rated for -40°C to 150°C junction temperature.

  • Integrated switch simplifies isolated flyback designs and reduces external component count.
  • 700V breakdown voltage provides headroom for universal AC mains input.
  • Built-in current limiting, over temperature, and over voltage protection enhance reliability.
  • Wide -40°C to 150°C junction temperature range suits demanding environments.
  • 15W output at 66kHz supports compact low-power isolated supplies.

Low-Power AC-DC Adapters

The TOP252PN delivers up to 15W in a flyback topology with an integrated switch, ideal for compact isolated adapters. The 700V breakdown voltage provides margin for universal mains input.

Standby and Auxiliary Supplies

With 66kHz switching and 78% max duty cycle, this device supports isolated bias supplies in consumer and industrial products.

Home Appliance Power Stages

The -40°C to 150°C junction temperature range and over temperature protection support reliable operation in appliance control boards.

Metering and Industrial Devices

Current limiting and over voltage protection help safeguard low-power isolated supplies in metering and industrial designs.

Q: What topology does the TOP252PN use?
A: It is a flyback offline switcher with an integrated switch, providing galvanically isolated output.
Q: What is the breakdown voltage?
A: The TOP252PN has a 700V breakdown voltage rating.
Q: How much power does it deliver?
A: It delivers up to 15W at 66kHz switching frequency with 78% max duty cycle.
Q: What protections are included?
A: Current limiting, over temperature, and over voltage protection are built in.
Q: What package is it supplied in?
A: It comes in an 8-DIP (7 leads) package rated for -40°C to 150°C junction temperature.
Base Product Number : TOP252PN
15W 66kHz 700V 8-DIP AC-DC Converter Flyback Converter Isolated Offline Switcher Power Integrations TOPSwitch-HX
Q: What topology does the TOP252PN use?
A: It is a flyback offline switcher with an integrated switch, providing galvanically isolated output.
Q: What is the breakdown voltage?
A: The TOP252PN has a 700V breakdown voltage rating.
Q: How much power does it deliver?
A: It delivers up to 15W at 66kHz switching frequency with 78% max duty cycle.
Q: What protections are included?
A: Current limiting, over temperature, and over voltage protection are built in.
Q: What package is it supplied in?
A: It comes in an 8-DIP (7 leads) package rated for -40°C to 150°C junction temperature.