1N5249B BK PBFREE

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5249B BK PBFREE is a silicon Zener diode with a nominal voltage of 19 V and a tolerance of ±5%. It operates within a power dissipation rating of 500 mW at 75°C. The device features a maximum reverse current of 0.1 mA at 14 V and a maximum temperature coefficient of +0.086 %/°C. It utilizes the DO-35 axial through-hole package and supports an operating junction temperature range from -65°C to +200°C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation for industrial, commercial, entertainment, and computer applications
• Ensures high reliability through robust silicon construction
• Maintains constant current characteristics over a wide voltage range

Single Zener Diodes Applications

• Industrial circuit protection
• Commercial voltage reference circuits
• Entertainment system power management
• Computer hardware voltage regulation

Single Zener Diodes Procurement Notes

Verify component authenticity by matching the manufacturer part number and suffix against official datasheets. Confirm RoHS compliance status and check for End-of-Life notices or discontinuation updates directly from the manufacturer before finalizing procurement decisions.

Single Zener Diodes Selection Notes

Select this component when a precise 19 V Zener reference is required in a standard DO-35 axial package. Ensure the application environment remains within the specified -65°C to +200°C junction temperature limits and that the 500 mW power dissipation capacity meets the circuit's thermal requirements.

Single Zener Diodes Part Context

This component belongs to the 1N5221B through 1N5278B series of 500 mW silicon Zener diodes manufactured by Central Semiconductor Corp. The series covers a voltage range from 2.4 V to 170 V with various tolerance options defined by specific alphanumeric suffixes.

Single Zener Diodes Replacement Considerations

No public confirmed substitute part numbers are available for this component.