MMBZ5231BW_R1_00001

Single Zener Diodes Overview

The MMBZ5231BW_R1_00001 is a surface mount silicon Zener diode from the Panjit MMBZ5221BW series. It features a nominal Zener voltage of 5.1V with a tolerance range of 4.85V to 5.36V at a test current of 20mA. The device has a maximum power dissipation of 200mW and operates within a junction temperature range of -55°C to +150°C. It utilizes an SOT-323 plastic case, exhibits a maximum Zener impedance of 17Ω at Izt and 1600Ω at Izk, and maintains a maximum reverse leakage current of 5.0μA at 2.0V.

Single Zener Diodes Feature Summary

• Planar die construction for stable voltage regulation
• Suitable for automated assembly processes
• Lead-free compliance with EU RoHS 2.0 standards
• Green molding compound meeting IEC 61249 standard

Single Zener Diodes Applications

• General purpose voltage regulation in electronic circuits
• Clamping applications for transient voltage suppression
• Reference voltage sources in low-power designs

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix matches the required packing configuration, as the datasheet indicates a 3K pcs / 7” reel option for the MMBZ52xxBW series. Confirm that the component meets the intended environmental requirements, noting the manufacturer's disclaimer regarding high-reliability or life-sustaining applications. Ensure the lot number is recorded for tracking purposes upon receipt.

Single Zener Diodes Selection Notes

Select this component when a compact SOT-323 package is required for 5.1V regulation with 200mW power handling. Consider the specific impedance and leakage characteristics relative to circuit sensitivity. Evaluate thermal derating curves if operation exceeds standard ambient temperatures. Verify compatibility with automated pick-and-place equipment due to the small outline form factor.

Single Zener Diodes Part Context

This part belongs to the MMBZ5221BW ~ MMBZ5267BW series of surface mount silicon Zener diodes manufactured by Panjit International Inc. The series covers nominal voltages from 2.4V to 75V, all sharing the same 200mW power dissipation rating and SOT-323 mechanical outline. The R1 suffix typically denotes the tape and reel packaging format used for high-volume automated manufacturing.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering SOT-323 packaged Zener diodes with 5.1V nominal voltage and 200mW power ratings. Verify pinout compatibility and electrical parameter tolerances before substitution.