Why is the temperature coefficient of resistance specified in positive and negative values? Many chip resistors specify the TCR in both positive and negative values, such as ±100ppm/℃ or ±200ppm/℃. This indic
temperature coefficient of resistance 英 [ˈtemprətʃə(r) ˌkəʊɪˈfɪʃnt ɒv rɪˈzɪstəns] 美 [ˈtemprətʃər ˌkoʊɪˈfɪʃ...
The Temperature Coefficient of Resistance, or TCR, is a measurement of a resistor's change in resistance per change in temperature. It is typically measured in ppm/°C, that is, parts-per-million change in ohms per change of 1 degree centigrade. Common values might be 5 or 10 ppm/°C,...
temperature coefficient of resistance 电阻温度系数是指在不同温度下电阻值发生的变化率,通常用ppm/℃(每摄氏度百万分之一)来表示。温度系数是电阻器制造时要考虑的重要因素之一,因为温度对电阻值的影响会导致电路的失效或变化。 电阻器的温度系数可以分为正温度系数和负温度系数两种。正温度系数表示电阻值随温度升高...
PCTR (positive temperature coefficient of resistance) resistor is made of a ceramic composition of formula (I): M = lanthanide or Y; N = P, V Cr, Mn, As, Nb, Sb, Ta, Mo, Te, or W; Q = Zr, Sn, Ce, Si, Ge, or Hf; R = Ca, Mg, Zn, Cd, Hg, or Pb; x = 0.5-1 ...
coefficient of sliding resistance 抗滑系数 相似单词 resistance n. 1.抵抗,反抗,抵抗能力 2.阻力 3.电阻,热阻 4.抗力;抵抗力 5.抵抗;反抗 6.(尤指敌占区的)秘密抵抗组织 coefficient n. 1.【数】系数 2.【物】(测定物质某种特性的)系数 Resistance 阻挡区 temperature n. 1. 温度,气温 2. 高烧...
Since, the value of temperature coefficient of resistance at 0 °C (?0) is different for different materials. Thus, the change in resistance of different materials is different for the same change in the temperature. That is why, conductors, semiconductors, and insulators shows different vari...
美 英 un.电阻温度系数 英汉 un. 1. 电阻温度系数 例句 释义: 全部,电阻温度系数
where the temperature coefficient of resistance (TCR) is also a function of doping level. As TCR has a positive temperature coefficient (i.e., TCR>0), the effect of TCR is opposite to that of TCπ. The curves in Fig. 6.6.5 show TCπ and TCR as functions of doping level. Sign in...
temperature coefficient of resistance 英[ˈtempəritʃə ˌkəʊəˈfɪʃənt ɔv riˈzistəns] 美[ˈtɛmpərəˌtʃʊr ˌkoəˈfɪʃənt ʌv rɪˈzɪstəns] 释义 电阻温度系数 ...