1N746 THRU 1N759 SILICON PLANAR ZENER DIODES Features Silicon Planar Zener Diodes 10%. Add suffix A Standard Zener voltage tolerance is for 5% tolerance. Other tolerances, non standard and higher Zener voltages upon request. DIM ENSIONS inches DIM Absolute Maximum Ratings (Ta=25 mm Min. Max. Min. Max. A - 0.154 - 3.9 B - 0.075 - 1.9 C - 0.020 - 0.52 D 1.083 - 27.50 - ) Symbols Values Units Zener current see Table "Characteristics" Power dissipation at Tamb=50 Ptot 400 Junction Temperature Tj 175 Storage temperature range TS -65 to +175 1) mW Note: (1) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. Characteristics at Tamb=25 Symbols Min. Typ. Thermal resistance junction to ambient Air RthA - - Forward voltage at IF=200mA VF - - Note: (1) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. 1 Max. Units 0.3 K/mW 1) 1.2 V Note Zener voltage range Type Vznom 1) IZT V mA 1N746 3.3 20 1N747 3.6 20 1N748 3.9 1N749 Maximum Zener Impedence ZZT at IZT Typical Temperature coefficient Maximum reverse leakage current IR 2) at VR=1V TA=25 TA=150 Maximum Regulator current IZM %/ uA uuA mA 28 -0.062 10 30 110 24 -0.055 10 30 100 20 23 -0.049 10 30 95 4.3 20 22 -0.036 2 30 85 1N750 4.7 20 19 -0.018 2 30 75 1N751 5.1 20 17 -0.008 1 20 70 1N752 5.6 20 11 +0.006 1 20 65 1N753 6.2 20 7 +0.022 0.1 20 60 1N754 6.8 20 5 +0.035 0.1 20 55 1N755 7.5 20 6 +0.045 0.1 20 50 1N756 8.2 20 8 +0.052 0.1 20 45 1N757 9.1 20 10 +0.056 0.1 20 40 1N758 10.0 20 17 +0.060 0.1 20 35 1N759 12.0 20 30 +0.060 0.1 20 30 Notes: (1) Test with pulse tp=20ms. (2) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. 2 RATINGS AND CHARACTERISTIC CURVES 3