Current Sources and Voltage References

xxv

Tables

List of Tables

Table 2.1 Percentage (%) to parts-per-million (ppm) converter 23

Table 2.2 Comparison of various types of precision resistors 25

Table 4.1 Transistor operating modes 52

Table 4.2 The Relationship between V

BE

versus I

C

64

Table 4.3

∆

V

BE

vs. current errors percentage 70

Table 4.4 LED color vs. forward voltage 119

Table 5.1 List of BJT precision matched-pairs and quads 128

Table 5.2 List of closely matched dual NPN and PNP transistors 130

Table 5.3 Manufacturers of dual and quad BJT transistors 134

Table 5.4 List of common transistors available as dual and quads 135

Table 6.1 JFET V

gs(OTC)

and I

DZ

calculator 158

T