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K621 fiches techniques PDF

Knox Semiconductor Inc - LOW LEVEL ZENER DIODES SHARP KNEE/ LOW IMPEDANCE

Numéro de référence K621
Description LOW LEVEL ZENER DIODES SHARP KNEE/ LOW IMPEDANCE
Fabricant Knox Semiconductor Inc 
Logo Knox Semiconductor  Inc 





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K621 fiche technique
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
PART
NUMBER
K511
K561
K621
K681
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
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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