ZMM51 vs 1N978DTA2 feature comparison

ZMM51 TDK Micronas GmbH

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1N978DTA2 Motorola Semiconductor Products

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Rohs Code No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ITT SEMICONDUCTOR MOTOROLA INC
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
HTS Code 8541.10.00.50 8541.10.00.50
Case Connection ISOLATED ISOLATED
Configuration SINGLE SINGLE
Diode Element Material SILICON SILICON
Diode Type ZENER DIODE ZENER DIODE
Dynamic Impedance-Max 100 Ω
JESD-30 Code O-LELF-R2 O-LALF-W2
JESD-609 Code e0
Knee Impedance-Max 750 Ω 1500 Ω
Number of Elements 1 1
Number of Terminals 2 2
Operating Temperature-Max 175 °C 200 °C
Package Body Material GLASS GLASS
Package Shape ROUND ROUND
Package Style LONG FORM LONG FORM
Polarity UNIDIRECTIONAL UNIDIRECTIONAL
Power Dissipation-Max 0.5 W 0.5 W
Qualification Status Not Qualified Not Qualified
Reference Voltage-Nom 51 V 51 V
Reverse Current-Max 0.1 µA 5 µA
Surface Mount YES NO
Technology ZENER ZENER
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form WRAP AROUND WIRE
Terminal Position END AXIAL
Voltage Temp Coeff-Max 56.1 mV/°C
Voltage Tol-Max 5% 1%
Working Test Current 5 mA 2.5 mA
Base Number Matches 2 1
Package Description O-LALF-W2
Additional Feature METALLURGICALLY BONDED
JEDEC-95 Code DO-204AH
Operating Temperature-Min -65 °C

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