78253/55MC - 

Isolation Transformer, SMD, 1 W, 5V, 200 mA, 1 x 5V, 78253 Series

78253/55MC - Isolation Transformer, SMD, 1 W, 5V, 200 mA, 1 x 5V, 78253 Series

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Newark Part No.:
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78253 Series
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Product Information

1 x 5V
78253 Series
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Product Overview

The 78253/55MC is a 1W 5V fully encapsulated Converter Isolation Transformer with toroidal construction, matte tin pin finish, 1:1.31 turn ratio and surface mount, it is designed for use with the MAX253 chip set to provide isolated power supplies. This transformer features centre tapped secondary winding allows for full bridge, half bridge or voltage doubling, industry-standard pinout and industrial temperature range.
  • Up to 500kHz Frequency range
  • Up to 4kVDC Isolation
  • 300°C Lead temperature 1.5mm from case for 10 seconds
  • -40 to 85°C Operating free air temperature range


Power Management


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