1N4461 BK PBFREE

Single Zener Diodes Overview

The Central Semiconductor Corp 1N4461 BK PBFREE is a silicon Zener diode with a nominal voltage of 6.8 V and a tolerance of ±5%. It operates within a power dissipation rating of 1.5 W at 25°C ambient temperature, utilizing the DO-41 axial through-hole package. The device features a maximum reverse leakage current of 5.0 μA at 4.0 V and a maximum DC test current of 4.08 A. Electrical characteristics include a maximum Zener impedance of 2.5 Ω at the test current of 37 mA and a peak non-repetitive surge current capability of 5.0 A for an 8.3 ms duration.

Single Zener Diodes Feature Summary

• Designed as a high-quality voltage regulator for automotive, industrial, commercial, entertainment, and computer applications.
• Constructed using silicon technology to ensure stable performance across a wide operating junction temperature range from -65°C to +200°C.

Single Zener Diodes Applications

• Automotive electronics
• Industrial control systems
• Commercial equipment
• Entertainment devices
• Computer applications

Single Zener Diodes Procurement Notes

This component has been officially discontinued by Central Semiconductor and classified as End of Life (EOL). Orders are restricted to available inventory on hand only. Last purchase orders must be placed within six months of the discontinuation notice, with final shipments occurring within twelve months. Minimum order quantities may apply during this transition period.

Single Zener Diodes Selection Notes

Engineers should note that no direct replacement part numbers are provided by the manufacturer for this specific model. Design teams requiring equivalent specifications must identify alternative sources independently or submit technical inquiries to the manufacturer's support team for guidance on locating alternate components.

Single Zener Diodes Part Context

The 1N4461 BK PBFREE belongs to the 1N4460 series of silicon Zener diodes manufactured by Central Semiconductor Corp. This series covers a broad voltage range from 6.2 V to 200 V, all sharing a standardized 1.5 W power dissipation rating and 5% voltage tolerance. The product line utilizes the DO-41 case outline for mechanical mounting.

Single Zener Diodes Replacement Considerations

No public confirmed substitute part numbers are listed in the official documentation. The manufacturer explicitly indicates N/A for suggested replacements, advising customers to contact sales representatives directly for assistance in locating alternate sources.