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Quick Details

  • Place of Origin: Liaoning, China (Mainland)
  • Brand Name: HUAGUANG
  • Model Number: 577
  • Type: Diode
  • Package Type: Surface Mount

Packaging & Delivery

Packaging Details carton
Delivery Time Delivery after receipt money in five days


The Nucor tube type 577 is a lightweight, rugged,,compact, high vacuum rectifier,



Filament            Thoriated Tungsten

Filament voltage      5.0volts ac

Filament current      10.3 amperes

Peak inverse voltage     2500 volts max

Peak anode current       1.5 amperes max

Average anode current     0.3 ampere


Overall length            7.5inches max

Overall diameter          2.03inches max

Bulb                  t-16

Cap        Small Metal (C1-1)With Ceramic Insulator

Base        Industrial 412 With Metal Shell

Weight     5 ounces

Type of cooling    radiation(air)


Mount the Nucor tube type 577 tube vertically with adequate air space for ventilation . Anode temperature should not exceed 800 °C. The base fits a standard 4 pin super jumbo wafer socket.

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China (Mainland) | Manufacturer, Trading Company
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