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1N5231B BK PBFREE is listed in the Single Zener Diodes range at ChipApex. The manufacturer field lists Central Semiconductor Corp. Its product description is DIODE ZENER 5.1V 500MW DO35. Review the specifications below when checking this part for your BOM.
The Central Semiconductor Corp 1N5231B BK PBFREE is a silicon Zener diode in the DO-35 axial package. It provides a nominal Zener voltage of 5.1 V with a ±5% tolerance, tested at 20 mA. The device dissipates up to 500 mW and operates within a junction temperature range of -65°C to +200°C. Electrical characteristics include a maximum Zener impedance of 17 Ω at test current and a reverse leakage current of 5.0 μA at 2.0 V. The temperature coefficient is ±0.030 %/°C.
Verify component authenticity by checking manufacturer markings against datasheet codes. Confirm RoHS compliance status through official documentation. Ensure ordering suffixes match required plating specifications. Validate that the specific batch meets the stated electrical tolerances before integration into final designs.
Select this component when a precise 5.1 V reference is required in an axial package. Consider the 500 mW power dissipation limit under thermal constraints. Evaluate the ±5% voltage tolerance against circuit requirements. Verify compatibility with operating temperatures ranging from -65°C to +200°C.
This part belongs to the 1N5221B through 1N5278B series of silicon Zener diodes manufactured by Central Semiconductor Corp. The series covers voltages from 2.4 V to 170 V in the standard DO-35 case. These devices are designed for general-purpose voltage regulation tasks across various electronic sectors.
No public confirmed substitute part numbers are available for this component.
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