Zener current

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• Current source — Figure 1: An ideal current source, I, driving a resistor, R, and creating a voltage V A current source is an electrical or electronic device that delivers or absorbs electric current. A current source is the dual of a voltage source. The term… …   Wikipedia

• Zener pinning — is the influence of a dispersion of fine particles on the movement of low and high angle grain boundaries through a polycrystalline material. Small particles act to prevent the motion of such boundaries by exerting a pinning pressure which… …   Wikipedia

• zener diode — ☆ zener diode [zē′nər ] n. [after Clarence Zener (1905 93), U.S. physicist] a semiconductor diode usually used as a voltage regulator because its resistance breaks down at a precise, predetermined voltage level (zener voltage), at which time it… …   English World dictionary

• Zener diode — A Zener diode is a type of diode that permits current in the forward direction like a normal diode, but also in the reverse direction if the voltage is larger than the breakdown voltage known as Zener knee voltage or Zener voltage . The device… …   Wikipedia

• zener diode — ˈzēnə(r) , ˈzen noun Usage: often capitalized Z Etymology: after Clarence Melvin Zener died 1993 American physicist : a silicon semiconductor device used especially as a voltage regulator * * * /zee neuhr/, Electronics. a semiconductor diode… …   Useful english dictionary

• Zener diode — [ zi:nə] noun Electronics a semiconductor diode in which at a critical reverse voltage a large reverse current can flow. Origin 1950s: named after the American physicist Clarence M. Zener …   English new terms dictionary

• Zener diode — A semiconductor used on British motorcycles for many years as a voltage regulator. When the voltage across the Zener diode reached a certain point, the element would begin to conduct current, routing it to ground, thus preventing the battery from …   Dictionary of automotive terms

• Zener diode — noun A semiconductor junction device through which current flows normally in the forward direction, and in the reverse direction if a large voltage is applied …   Wiktionary

• Zener diode — ze·ner di·ode || zɪːnÉ™(r)‚daɪəʊd n. (Electronics) semiconductor diode which maintains a constant voltage due to the reverse breakdown voltage current (used mainly as a voltage regulator) …   English contemporary dictionary

• Constant current diode — Circuit Constant current diode (also called CLD, current limiting diode, constant current diode, diode connected transistor or CRD,current regulating diode) consists of a JFET with the gate shorted to the source, and it functions like a two… …   Wikipedia

• Linear regulator — In electronics, a linear regulator is a voltage regulator based on an active device (such as a bipolar junction transistor, field effect transistor or vacuum tube) operating in its linear region (in contrast, a switching regulator is based on a… …   Wikipedia