CMDZ5245B BK PBFREE

Single Zener Diodes Overview

The Central Semiconductor CMDZ5245B is a surface-mount silicon Zener diode designed for voltage regulation. It operates within the SOD-323 package and provides a nominal Zener voltage of 15 V with a tolerance of ±5%. The device dissipates up to 250 mW at 25°C ambient temperature and functions across a junction temperature range of -65°C to +150°C. Electrical characteristics include a maximum reverse current of 0.1 μA at 11 V, a maximum Zener impedance of 16 Ω at the test current of 8.5 mA, and a positive temperature coefficient of +0.082 %/°C.

Single Zener Diodes Feature Summary

• Designed as a high-quality voltage regulator utilizing super-mini surface mount packaging.
• Manufactured in an SOD-323 case suitable for industrial, commercial, entertainment, and computer applications.

Single Zener Diodes Applications

• Industrial equipment
• Commercial electronics
• Entertainment systems
• Computer applications

Single Zener Diodes Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet codes. Confirm RoHS compliance status and plating specifications (PBFREE or TIN/LEAD) prior to procurement. Ensure compatibility with existing PCB footprint dimensions and thermal management requirements during integration.

Single Zener Diodes Selection Notes

Select this component when a precise 15 V reference is required in space-constrained designs. Evaluate the specific temperature coefficient and impedance values against circuit stability needs. Verify that the 250 mW power dissipation rating aligns with the expected operating conditions and ambient temperatures of the target application.

Single Zener Diodes Part Context

This part belongs to the CMDZ5221B through CMDZ5261B series of surface-mount silicon Zener diodes. All devices in this series share identical physical dimensions and electrical testing methodologies, differing primarily in their nominal breakdown voltages ranging from 2.4 V to 47 V. They are engineered for consistent performance across various electronic sectors.

Single Zener Diodes Replacement Considerations

Central Semiconductor has discontinued all devices manufactured in the SOD-323 package. The officially documented replacement for the CMDZ5245B BK PBFREE is the CMDZ5245BF BK PBFREE, which utilizes the updated SOD-323F case.

Single Zener Diodes FAQ

What marking code corresponds to the CMDZ5245B?

The official marking code for the CMDZ5245B is XR.

What is the maximum Zener impedance specified for this device?

The maximum Zener impedance (ZZT) is 16 Ω, measured at a test current (IZT) of 8.5 mA.