1N4729A_S00Z

Overview

The onsemi 1N4729A_S00Z is a silicon Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 3.6V with a tolerance of ±5%. The device is rated for a maximum power dissipation of 1W and utilizes the DO-41 axial leaded package. Constructed with double slug type construction, it offers hermetic sealing within a glass envelope to ensure reliability under various operating conditions.

Feature Summary

• Hermetically sealed glass construction for environmental protection
• Double slug type design for robust mechanical stability
• Metallurgically bonded die for enhanced thermal performance

Applications

• Voltage reference circuits
• Overvoltage protection stages
• Clipping and waveform shaping networks

Procurement Notes

Verify the specific suffix _S00Z against official onsemi documentation to confirm exact packaging configuration and compliance status. Ensure the procurement channel provides valid traceability for this component variant. Cross-reference the manufacturer's current datasheet to validate that the requested part matches the intended electrical specifications and package dimensions before finalizing orders.

Selection Notes

Select this component when a stable 3.6V reference is required in through-hole designs. The DO-41 package facilitates manual assembly or standard automated placement. Consider the 1W power rating for thermal management requirements in the target application environment. Verify that the ±5% tolerance aligns with the circuit's precision needs.

Part Context

This component belongs to the 1N4729A series of Zener diodes, widely used for general-purpose voltage regulation. The series typically spans a range of voltages, with the 1N4729A specifically targeting the 3.6V segment. These devices are standard replacements in legacy designs requiring reliable, low-cost voltage clamping solutions.

Replacement Considerations

Compatible substitutes include the Vishay 1N4729A and Microchip (Microsemi) 1N4729A. Ensure replacement parts maintain the same DO-41 package and 3.6V Zener voltage specification. Verify that alternative manufacturers offer equivalent power dissipation ratings and hermetic sealing if environmental resistance is critical.