# voltage coefficient

## voltage coefficient

[′vōl·tij ‚kō·i‚fish·ənt]
(electricity)
For a resistor whose resistance varies with voltage, the ratio of the fractional change in resistance to the change in voltage.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The control voltage coefficient becomes as in (25) if DC reference voltage is 1 p.u.
The Vishay 2016 Super 12 featured resistors deliver low voltage coefficient, tight tolerances and low TCR for precise voltage measurement.
Saturation current can be calculated by solving (1) in open circuit condition, and also by considering current and voltage coefficient to model the effect of temperature on saturation current.
The voltage coefficient of resistance (VCR) is a measure of non linearity of resistors and is defined as the sensitivity of resistance.
The dependence of the ME voltage coefficient [[alpha].sub.E] of Sample 1 on the static magnetic-field [H.sub.dc] is present in Figure 2(a), with [theta] being fixed at 0[degrees] or 90[degrees]; that is, the magnetic-field is perpendicular (out-of-plane) or parallel (in-plane) to the surface plane.
where [I.sub.pv] is the photocurrent, [I.sub.pvn] is the photocurrent at STC, [I.sub.scn] is the short circuit current at STC, [I.sub.o] is the saturation current, [V.sub.t] is the thermal voltage, [K.sub.i] is short circuit current coefficient, [K.sub.v] is open circuit voltage coefficient, [R.sub.s] is the series resistance, [R.sub.p] is the shunt resistance, k is the Boltzmann constant (1.38065 x [10.sup.-23] J/K), q is the electron charge (1.60218 x [10.sup.-19]C), n is the diode ideality constant, [N.sub.s] is the number of series connected cells in the module, and [DELTA]T is the difference between the operating temperature and 25[degrees]C.
Among these is the voltage coefficient of the resistive material.
A series of tests revealed that anode leveling caused the voltage coefficient to drop and could contribute more than \$300,000 in power savings per year.
The critical features of this high voltage resistor are linearity, expressed by voltage coefficient (VCR) and temperature coefficient (TCR), and long-term stability under voltage stress.
Voltage coefficient for the CYR20 caps is zero and operating temperature range is -55[degrees] to +125[degrees]C.
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