1N4730G R0G

Overview

The 1N4730G R0G is a Zener diode manufactured by Taiwan Semiconductor Corporation, designed for voltage regulation applications. It features a nominal Zener voltage of 3.9V with a tolerance of ±5%. The device operates in the DO-41 axial leaded package and supports a steady-state power dissipation of 1W. It utilizes hermetically sealed glass compression bonded construction to ensure corrosion resistance and solderability. The component is RoHS compliant and offers an operating temperature range from -65°C to +200°C.

Feature Summary

• Hermetically sealed glass compression bonded construction
• Corrosion resistant external surfaces
• Readily solderable terminals

Applications

• Voltage regulation circuits
• General purpose electronic equipment
• Industrial control systems

Procurement Notes

Verify the specific suffix configuration against the manufacturer's datasheet to confirm exact tolerance and packaging details. Ensure compliance with project requirements regarding RoHS standards and hermetic sealing specifications. Confirm availability status directly with authorized distributors as manufacturing lifecycles may vary.

Selection Notes

Select this component for applications requiring a 3.9V reference or regulation point within a 1W power budget. The DO-41 package facilitates through-hole mounting on standard PCBs. Consider the wide operating temperature range for environments subject to thermal stress. Verify that the ±5% voltage tolerance aligns with circuit precision requirements.

Part Context

This part belongs to the 1N47xx series of 1-watt Zener diodes produced by Taiwan Semiconductor. The series provides a broad selection of voltage values ranging from 3.3V to 56V. These devices are characterized by their robust glass encapsulation and reliable performance in general-purpose rectification and regulation tasks across various industrial and commercial sectors.

Replacement Considerations

Equivalent parts include other manufacturers' 1N4730A variants in the DO-41 package. Ensure substitute components match the 1W power rating, 3.9V Zener voltage, and axial lead form factor. Verify that replacement devices meet the same hermetic sealing and RoHS compliance standards.