1N4471 BK PBFREE

Single Zener Diodes Overview

The Central Semiconductor Corp 1N4471 BK PBFREE is a silicon Zener diode designed for voltage regulation in automotive, industrial, commercial, entertainment, and computer applications. It operates within the 1N4460 series with a nominal Zener voltage of 18 V at a test current of 14 mA. The device features a maximum power dissipation of 1.5 W and supports junction temperatures from -65°C to +200°C. Electrical characteristics include a maximum reverse current of 0.05 μA and a surge current rating of 1.4 A.

Single Zener Diodes Feature Summary

• Designed as a high-quality voltage regulator for diverse electronic environments
• Capable of operating across an extended temperature range up to +200°C
• Provides stable voltage regulation with defined impedance characteristics

Single Zener Diodes Applications

• Automotive electronics systems
• Industrial control circuits
• Commercial equipment power supplies
• Computer application boards

Single Zener Diodes Procurement Notes

Verify product status before procurement as this component has been transitioned to End of Life (EOL) status per Public Notice PDN01280. Orders are restricted to available inventory on hand. Confirm final shipment dates and minimum order quantities directly with the manufacturer or authorized distributors, as standard production availability is discontinued.

Single Zener Diodes Selection Notes

Select this component for designs requiring a precise 18 V reference point within the specified thermal limits. Ensure the circuit can accommodate the 1.5 W power dissipation capability. Verify that the package type matches the intended board layout requirements. Consider alternative sources if long-term supply continuity is required due to the EOL classification.

Single Zener Diodes Part Context

This part belongs to the 1N4460 through 1N4496 series of silicon Zener diodes manufactured by Central Semiconductor Corp. The series covers a voltage range from 6.2 V to 200 V with a consistent 5% tolerance. These components utilize the DO-41 axial leaded case style and are engineered for robust performance in regulated power supply architectures.

Single Zener Diodes Replacement Considerations

No public confirmed substitute part numbers are listed for the 1N4471 BK PBFREE in the manufacturer's discontinuation notice. Contact Central Semiconductor support for assistance in locating alternate sources.