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The 1N645A/TR is a signal or computer diode manufactured by Microchip Technology. It features a maximum repetitive peak reverse voltage of 225 V and an average forward rectified current of 400 mA. The component utilizes a DO-204AH (DO-35) axial through-hole package and is supplied in tape and reel format. It is designed for precise signal processing applications with fast switching characteristics.
Verify the specific suffix TR indicates tape and reel packaging configuration. Confirm the DO-204AH (DO-35) lead form matches the target PCB footprint. Ensure the 225V rating aligns with circuit requirements. Check for RoHS compliance status as indicated in official documentation.
Select this component when high-speed switching is required alongside moderate current handling. The DO-35 package suits automated assembly processes due to the reel supply. Evaluate thermal management needs against the 400mA continuous current limit.
This part belongs to the standard 1N series of small-signal diodes. It serves as a discrete semiconductor solution for low-power electronic designs. The device complements other rectifier and switching components in Microchip's portfolio.
Consult official substitution guides for equivalent 225V, 400mA axial diodes. Verify pinout compatibility before replacing existing units.