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The MMBD1403 is a small signal switching diode manufactured by onsemi, housed in an SOT-23-3 surface-mount package. It features a dual configuration with a peak reverse voltage of 200 V and a maximum forward current of 200 mA. The device supports a surge current of 2 A and exhibits a reverse current of 100 nA. Key electrical parameters include a forward voltage of 1.1 V and a recovery time of 50 ns. Operating temperatures range from -55 °C to +150 °C.
Verify the specific ordering suffix against official documentation to confirm packaging format, as variations such as ALT1G indicate reel packaging while other suffixes may denote cut tape or different handling requirements. Ensure compliance with RoHS directives if required for the target assembly process. Cross-reference the manufacturer part number with authorized distributor catalogs to confirm current availability status and lead times prior to procurement planning.
Select this component when a dual diode arrangement is required in a minimal footprint SOT-23-3 package. The 200 V reverse voltage rating makes it suitable for higher voltage signal paths compared to standard low-voltage switching diodes. Consider the 50 ns recovery time for applications requiring moderate switching speeds. Verify that the 200 mA continuous forward current meets the circuit load requirements.
This component belongs to the MMBD1403 series of general purpose diodes produced by onsemi. It is categorized under small signal switching diodes designed for surface-mount technology. The series provides a robust solution for compact electronic designs requiring reliable high-voltage switching capabilities in a standardized three-terminal package.
Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer cross-reference lists for verified alternatives.