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1SMB5921-AU_R1_000A1 is listed in the Single Zener Diodes range at ChipApex. The manufacturer field lists Panjit International Inc.. Its product description is DIODE ZENER 6.8V 1.5W DO214AA. Review the specifications below when checking this part for your BOM.
The 1SMB5921-AU_R1_000A1 is a silicon planar Zener diode from Panjit International Inc., featuring a nominal voltage of 6.8V with a tolerance range of 6.46V to 7.14V. It operates within a power dissipation limit of 1.5W and withstands junction temperatures between -55°C and +150°C. The device utilizes an SMB plastic surface-mount package, exhibits low leakage current, and maintains excellent stability under varying conditions.
Verify the specific datasheet revision (REV.11) against your design requirements. Confirm that the AEC-Q101 qualification aligns with automotive standards if applicable. Ensure the SMB footprint matches your PCB layout guidelines. Check for any product change notifications regarding material composition or manufacturing location updates.
Select this component when a 6.8V reference is required in a compact SMB package. Consider its thermal resistance of 135°C/W for heat dissipation planning. Evaluate the maximum reverse leakage current specifications for sensitive circuit applications. Verify compatibility with high-temperature soldering processes up to 260°C.
This part belongs to the P1SMB5921-AU ~ 1SMB5942-AU series, which covers Zener voltages from 6.8V to 51V. All members share identical mechanical data, including the SMB case and terminal solderability per MIL-STD-750. The series is designed for general-purpose voltage regulation and protection tasks.
No public confirmed substitute part numbers are available in the provided documentation.
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