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The Microchip Technology 1N6642UBCA/TR is a small signal switching diode designed for surface mount applications. It features a D-5D-2 package and operates with a peak reverse voltage of 75 V. The device supports a maximum surge current of 2.5 A and a forward current of 100 mA. Key electrical parameters include a recovery time of 5 ns, a forward voltage of 1.2 V, and a reverse current of 500 nA. It functions as a single configuration diode within an operating temperature range of -65 C to +175 C.
Verify the specific suffix against official Microchip documentation to confirm radiation hardness levels and hermetic sealing requirements. Ensure the ordering quantity aligns with reel packaging constraints. Confirm that the D-5D-2 package dimensions match the target PCB layout. Validate that the component meets the necessary ESCC qualification standards for the intended mission profile.
Select this component when radiation tolerance and low leakage are critical. The ultrafast recovery time supports high-frequency operation. Compare the 75 V rating against circuit voltage spikes. Consider the thermal resistance of the hermetic package for heat dissipation needs. Verify compatibility with automated surface mount assembly processes.
This part belongs to the 1N6642 family of ultrafast rectifiers manufactured by Microchip Technology. It shares core specifications with variants like 1N6642U but differs in packaging and trailing suffixes indicating reel distribution. The family is characterized for harsh cosmic radiation conditions and high reliability up to 175°C.
Direct substitutes include JAN1N6642 and JANS1N6642 for through-hole or hermetic SMT equivalents. Verify pinout compatibility with the D-5D-2 package before substitution.