1N2970R vs 1N3999RA feature comparison

1N2970R Semicon Components Inc

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1N3999RA Semicon Components Inc

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer SEMICON COMPONENTS INC SEMICON COMPONENTS INC
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
HTS Code 8541.10.00.50 8541.10.00.50
Case Connection CATHODE ANODE
Configuration SINGLE SINGLE
Diode Type ZENER DIODE ZENER DIODE
Dynamic Impedance-Max 1.2 Ω 1.2 Ω
Number of Elements 1 1
Operating Temperature-Max 175 °C 175 °C
Polarity UNIDIRECTIONAL UNIDIRECTIONAL
Power Dissipation-Max 10 W 10 W
Reference Voltage-Nom 6.8 V 6.8 V
Surface Mount NO NO
Voltage Tol-Max 20% 5%
Working Test Current 370 mA 370 mA
Base Number Matches 9 6