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Polytron TWU Series DC-DC Converters,1.8 Watt Single Output Local Area Network, 1.27" x 0.58" x 0.62"


Price (Each): Call or e-mail for quotes or to order.
Available to Order
Item Number: TWU


24-Pin DIP package, triple tested and FCC approved

Our efficient, customizable 1.8 watt single output DC-DC converter meets IEEE 802.3 standards and is  FCC Class B-approved. This triple tested design also features a 24 pin DIP package, short circuit protection and 100% burn-in.

TWU Series Specification Sheet PDF

 

Model Number Input Voltage
(Vdc)
Output Voltage
(Vdc)
Output Current
(mA, Max)
Efficiency
%
Case
Unregulated
TWU1.8-5S9-A 5 9 200 78 A
TWU2.25-12S9-A 12 9 250 78 A




Input and Output Specifications:

INPUT

  • Voltage Range: ±10%

OUTPUT

  • Voltage Accuracy: 5%
  • Line Regulation at Full Load: 10% max
  • Load Regulation at Full Load to 1/2 Load: 10% max
  • Ripple Noise (20MHz Bw): 50 mVp-p max.

More Specifications:

GENERAL

  • Efficiency: 78%
  • Isolation Voltage: 500 Vdc
  • Isolation Resistance: 1000 MOhms
  • Switching Frequency: 25 KHz min.

ENVIRONMENTAL

  • Operating Temperature Range: -25 to 71°C
  • Storage Temperature Range: -40 to 105°C
  • Cooling: Free Air Convection

 

PHYSICAL

  • Case Material: Non-Conductive Black Plastic
  • Weight: 0.5 oz. (14.3 g) 
  • Dimensions: 1.27” x 0.58” x 0.62” 


 

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