1N5310 BK PBFREE

Overview

The 1N5310 BK PBFREE is a silicon current regulator diode manufactured by Central Semiconductor Corp. It provides constant current regulation with a nominal current of 3.3 mA. The device features a maximum reverse voltage rating of 100 V and supports a power dissipation of 600 mW. It utilizes the DO-35 through-hole axial package for reliable mounting. The component operates within a temperature range from -65°C to +200°C, ensuring stability in demanding environments.

Feature Summary

• Maintains constant current output across a wide voltage range
• Utilizes robust silicon construction for thermal stability
• Designed for simple two-terminal circuit integration

Applications

• Constant current sources for LED driving
• Biasing circuits for transistors and active devices
• Current limiting protection in electronic systems

Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm lead times and factory special order requirements. Confirm RoHS compliance status and packaging details directly with Central Semiconductor or authorized distributors before finalizing procurement plans.

Selection Notes

Select this component when a fixed current source is required without complex feedback loops. Ensure the load voltage remains below the 100 V maximum rating while operating at the specified 3.3 mA nominal current. Verify thermal management capabilities align with the 600 mW power dissipation limit in the target application environment.

Part Context

This part belongs to the 1N53xx series of silicon current limiting diodes produced by Central Semiconductor. These components are designed to replace more complex transistor-based current sources, offering a compact and cost-effective solution for applications requiring precise current regulation over varying load conditions.

Replacement Considerations

Direct substitutes include other 1N5310 variants from different manufacturers. Verify pin compatibility and electrical parameters such as current tolerance and breakdown voltage when cross-referencing alternative suppliers.