MMBZ5229C-G3-08

Single Zener Diodes Overview

The MMBZ5229C-G3-08 is a single Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It features a nominal Zener voltage of 4.3 V with a tolerance of ±2%. The device has a maximum power dissipation of 225 mW and operates within a temperature range of -55°C to +150°C. It utilizes an SOT-23-3 surface-mount package. Key electrical parameters include a maximum Zener impedance (Zzt) of 22 ohms and a reverse leakage current of 5 µA at 1 V.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with tight ±2% tolerance for stable reference applications
• Designed for compact surface-mount integration using the SOT-23-3 package
• Capable of operation across extended industrial temperature ranges from -55°C to +150°C

Single Zener Diodes Applications

• Voltage regulation in low-power electronic circuits
• Overvoltage protection for sensitive components
• Reference voltage generation in signal conditioning systems

Single Zener Diodes Procurement Notes

Verify the specific suffix G3-08 against official datasheets to confirm RoHS compliance and packaging type. Ensure the ordering information matches the required SOT-23-3 footprint and 225 mW power rating. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components. Confirm that the ±2% tolerance meets the design requirements for the intended application.

Single Zener Diodes Selection Notes

Select this component when a 4.3 V Zener voltage is required in a small SOT-23-3 package. The ±2% tolerance offers higher precision than standard 5% variants. Consider the 225 mW power dissipation limit for thermal management. Compare with MMSZ5229 series if higher power handling or different packaging is needed. Verify compatibility with automated assembly processes for the reel or cut tape format.

Single Zener Diodes Part Context

This component belongs to the MMBZ5229 family of Zener diodes, which are designed for general-purpose voltage regulation. The 'C' suffix typically denotes a ±2% tolerance variant, distinguishing it from lower-tolerance options. The G3 indicates RoHS compliance. It serves as a compact solution for protecting circuits from voltage spikes in portable and industrial electronics.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers include MMBZ5229C-E3-08 and MMBZ5229C-G3-18. These alternatives share the same 4.3 V specification and SOT-23-3 package. Verify pinout compatibility and electrical parameters before substitution.

Single Zener Diodes FAQ

What is the maximum power dissipation of the MMBZ5229C-G3-08?

The maximum power dissipation is 225 mW.

What is the Zener voltage tolerance for this part?

The Zener voltage tolerance is ±2%.

Does this component support high-temperature operation?

Yes, it supports an operating temperature range from -55°C to +150°C.