Premodifier: constant current
Head noun: source

Same concepts
http://dbpedia.org/resource/Current_source

Broader concepts

labelprovenanceconfidence
power sourceisap:3894394510.786710
circuitisap:4489479000.483320
deviceisap:3910967080.440716
methodisap:3892040720.362222
semiconductor deviceisap:3910967200.297802

Narrower concepts

labelprovenanceconfidence
transistor q1isap:1074070150.684373
batteryisap:2764700720.369972
r1isap:1087557550.189373