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Renesas IW1818-00 AC/DC Offline Switcher IC

The IW1818-00 is a high-performance isolated flyback AC/DC converter IC from Renesas Electronics Corporation, designed for offline switching power supply applications up to 10W. This integrated switcher features internal switching elements with 800V breakdown voltage capability, operating across a wide input voltage range of 85V to 264V AC, making it ideal for universal input power supplies in industrial, telecom, and consumer electronics applications.

Key Features:

  • Isolated flyback topology with internal switch
  • Wide input voltage range: 85V ~ 264V AC
  • 10W maximum output power
  • 72kHz switching frequency for compact transformer design
  • 800V breakdown voltage for enhanced reliability
  • Over-temperature fault protection
  • Operating junction temperature up to 150°C
  • Through-hole 7-DIP package for easy prototyping and manufacturing
  • RoHS compliant for environmental compliance

Applications: Auxiliary power supplies, standby power, smart home devices, industrial control systems, LED drivers, and low-power AC/DC conversion modules requiring galvanic isolation and high reliability.

Product attributes Property Value
Manufacturer Renesas Electronics Corporation
Product Series
Packaging Tube |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 800V
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) 85V ~ 264V
Duty Cycle -
Frequency - Switching 72kHz
Power (Watts) 10 W
Fault Protection Over Temperature
Control Features -
Operating Temperature 150°C (TJ)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm), 7 Leads
Supplier Device Package 7-PDIP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

No datasheet available. Please contact sales@hqickey.com for the latest datasheet.