UNTING POSITION: Anv FIGURE 1 - STEADY STATE POWER DERATING _ 0.7 -~~ 0.6 oz r:f~ O.5 ~ O.4 ffi ~ o.3 ~"""- .. r-.... -I3IS"I-131S" ~ O.2 i'" o.1 ~ 0 """"""- r-... .. 20 4D 60 SO 100 120 140 160 lS0 200 TL, LEAD TEMPERATURE (OCI 500 MILLIWATT GLASS ZENER DIODES 2.4-110 VOLTS II.