Silicon Zener Diodes Glass Axial Leaded Low Level Zener Diodes, Sharp Knee, Low Impedance Model K511 K561 K621 K681 Zener Voltage Vz Vdc TYP 5.1 5.6 6.2 6.8 Dynamic Impedance Zz W MAX 50 45 35 25 Zzk W 15 15 18 18 Test Conditions @ Iz = 250 µA @ Iz = 250 µA @ Iz = 1 mA Maximum Rating Parameters DC Power Dissipation Derate above 50° C Forward Voltage Drop Operating Temperature Storage Temperature Voltage Tolerance: Value @Ta = 50° C @ If = 100 mA Standard Device Reverse Current Ir.
