1N4744A TR PBFREE

Overview

The Central Semiconductor Corp 1N4744A TR PBFREE is a silicon Zener diode designed for voltage regulation. It features a nominal Zener voltage of 15 V with a ±5% tolerance, tested at a current of 17 mA. The device dissipates up to 1.0 W of power and operates within a temperature range of -65 °C to +200 °C. It utilizes the DO-41 axial through-hole package and includes a maximum reverse leakage current of 5.0 μA.

Feature Summary

• Provides stable voltage regulation using silicon Zener technology
• Features a robust glass body construction in an axial leaded package
• Designed for industrial, commercial, entertainment, and computer applications

Applications

• Industrial equipment voltage regulation
• Commercial circuit protection
• Entertainment system power management
• Computer application voltage reference

Procurement Notes

Verify the specific ordering suffix required for your manufacturing process. The 'TR' designation indicates tape and reel packaging, while 'BK' denotes bulk packaging. Confirm RoHS compliance status and ensure the requested quantity aligns with standard factory packaging multiples to avoid handling discrepancies during assembly.

Selection Notes

Select this component when a precise 15 V reference is required in a high-power dissipation environment. Ensure the operating ambient temperature remains within the specified limits to maintain the rated 1.0 W power dissipation capability. Verify that the DO-41 footprint matches the target PCB layout constraints.

Part Context

This part belongs to the 1N4728A through 1N4764A series of 1-watt silicon Zener diodes manufactured by Central Semiconductor. The series covers a wide voltage range from 3.3 V to 100 V, all sharing common mechanical outlines and electrical testing standards defined in the official datasheet.

Replacement Considerations

No direct replacement part numbers are documented in the provided manufacturer notices for this specific model.