TDN 3-1222WIDC/DC converter, TDN 3WI series, 3 W, 4.5-18/±12 VDC, DIP

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The TDN 3WI series is a range of 3 Watt regulated dc/dc-converters. They come in a very compact DIP package (0.52 x 0.36 x 040 inch).

Input voltage: 4.5 - 18 V DC
Output voltage: ±12 V DC
Output current: ±125 mA
Efficiency: 82%

  • DIP 8 package
  • Wide 4:1 input range
  • Fully regulated outputs
  • Short circuit protection
  • Input filter to meet EN 55022, class A
  • I/O isolation 1500 VDC
  • Remote on/off
  • Economy design
  • 3 year product warranty


Further technical details see datasheet.
  • General
    • Type
    • DC/DC converter
    • Model
    • TDN 3WI
    • Design
    • DIL-8
  • Electrical values
    • Performance
    • 3 W
    • Input voltage
    • 4.5 - 18 VDC
    • Output
    • ±12 VDC
    • Current
    • ±125
    • Efficiency
    • 82 %
    • Ripple
    • 50 mVss
  • Interfaces
    • Connection
    • Soldering pins
  • Measures
    • Length
    • 13.2 mm
    • Width
    • 9.1 mm
    • Height
    • 10.2 mm
  • Packaging
    • Packaging
    • Individual packaging