SZBZX84B22LT1G

Single Zener Diodes Overview

The SZBZX84B22LT1G is a single Zener diode from the BZX84B series, manufactured by onsemi. It provides voltage regulation with a nominal Zener voltage of 22 V at a test current of 5 mA and maintains a tight tolerance of ±2%. The device features a maximum reverse leakage current of 50 nA at 15.4 V and a maximum Zener impedance of 55 Ohms at the test current. It operates within a junction temperature range of -65°C to +150°C and dissipates up to 250 mW on an FR-5 board. The component is housed in a surface-mount SOT-23 package.

Single Zener Diodes Feature Summary

• Tight voltage tolerance series for precision regulation applications
• Automotive qualification with AEC-Q101 certification and PPAP capability
• ESD protection rated at Class 3 exceeding 16 kV per Human Body Model

Single Zener Diodes Applications

• Cellular phones
• Handheld portable devices
• High density PC boards

Single Zener Diodes Procurement Notes

Verify that the ordering suffix LT1G corresponds to the specific tape and reel packaging configuration required for automated assembly processes. Confirm that the SZ prefix indicates compliance with unique site and control change requirements mandated for automotive or specialized industrial supply chains. Ensure the procurement documentation explicitly references AEC-Q101 qualification status.

Single Zener Diodes Selection Notes

Select this component when precise voltage regulation is required within a compact surface-mount footprint. The tight tolerance specification makes it suitable for circuits where standard deviation must be minimized. Consider the thermal derating characteristics if operating above ambient temperatures. Verify compatibility with high-density board layouts due to the small physical dimensions of the SOT-23 package.

Single Zener Diodes Part Context

This part belongs to the BZX84BxxxLT1G series of Zener diodes designed for surface mount plastic SOT-23 packages. The series offers a breakdown voltage range from 2.4 V to 75 V. The SZ prefix denotes devices qualified for automotive applications requiring specific site controls. These components are lead-free and RoHS compliant, supporting environmentally conscious manufacturing standards.

Single Zener Diodes Replacement Considerations

Substitute parts must match the 22 V nominal Zener voltage and maintain equivalent tight tolerance specifications. Verify that any replacement device supports the same SOT-23 pinout configuration and meets the AEC-Q101 automotive qualification requirements. Thermal resistance and power dissipation capabilities should be comparable to ensure circuit reliability under similar operating conditions.