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K681 Datasheet

Part Number K681
Manufacturers Knox Semiconductor Inc
Logo Knox Semiconductor  Inc
Description LOW LEVEL ZENER DIODES SHARP KNEE/ LOW IMPEDANCE
Datasheet K681 DatasheetK681 Datasheet (PDF)

LOW LEVEL ZENER DIODES SHARP KNEE, LOW IMPEDANCE K511 - K681 • Unique manufacturing process • Remarkably sharp breaking diodes • Very low impedances at low current levels • Lowest values of impedance ever achieved at the 250uA level NOMINAL ZENER VOLTAGE @ Iz = 250µA (Vdc) 5.1 5.6 6.2 6.8 DYNAMIC IMPEDANCE MAX Zz MAX Zzk @ Iz = 250 µA @ Iz = 1 mA (OHMS) (OHMS) 50 15 45 15 35 18 25 18 REVERSE CURRENT @ 25° C MAX Ir Vr (µA) (Vdc) .05 2.5 .05 3.5 .05 5.6 .05 6.4 PART NUMBER K511 K561 K621 K681 P.

  K681   K681






Part Number K681
Manufacturers Aeroflex
Logo Aeroflex
Description Silicon Zener Diodes
Datasheet K681 DatasheetK681 Datasheet (PDF)

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.

  K681   K681







LOW LEVEL ZENER DIODES SHARP KNEE/ LOW IMPEDANCE

LOW LEVEL ZENER DIODES SHARP KNEE, LOW IMPEDANCE K511 - K681 • Unique manufacturing process • Remarkably sharp breaking diodes • Very low impedances at low current levels • Lowest values of impedance ever achieved at the 250uA level NOMINAL ZENER VOLTAGE @ Iz = 250µA (Vdc) 5.1 5.6 6.2 6.8 DYNAMIC IMPEDANCE MAX Zz MAX Zzk @ Iz = 250 µA @ Iz = 1 mA (OHMS) (OHMS) 50 15 45 15 35 18 25 18 REVERSE CURRENT @ 25° C MAX Ir Vr (µA) (Vdc) .05 2.5 .05 3.5 .05 5.6 .05 6.4 PART NUMBER K511 K561 K621 K681 Package Style DC Power Dissipation Derate above 50° C Forward Voltage Drop Operating Temperature (Topr) Storage Temperature (Tstg) Voltage Tolerance: @ Ta = 50° C @ If = 100 mA Standard Device DO-7 250 mW 2 mW / °C 1.3 Vdc -65 to + 175° C -65 to + 200° C ±10% P.O. BOX 609 • ROCKPORT, MAINE 04856 • 207-236-6076 • FAX 207-236-9558 .


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