CMPZDA4V3 TR PBFREE

Overview

The CMPZDA4V3 TR PBFREE is a surface-mount dual common anode silicon zener diode array manufactured by Central Semiconductor Corp. It features a nominal zener voltage of 4.3 V with a tolerance of ±6.98%. The device is rated for a maximum power dissipation of 350 mW and operates within a junction temperature range of -65°C to +150°C. Packaged in a SOT-23 (SMD/SMT) housing, it is supplied in tape and reel format for automated assembly processes.

Feature Summary

• Dual zener diode configuration with a common anode connection for simplified circuit design
• Surface-mount construction utilizing a compact SOT-23 package for space-constrained applications
• Silicon-based semiconductor technology ensuring stable voltage regulation characteristics

Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in signal processing paths
• Clamping applications for transient suppression in low-power electronics

Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm lead-free status and packaging type. Ensure that the selected variant matches the required thermal management capabilities and surface-mount footprint specifications for your PCB layout. Cross-reference the part number with official distributor catalogs to confirm current availability and compliance with relevant environmental directives.

Selection Notes

Select this component when a dual zener array with a common anode topology is required for voltage regulation or clamping. Consider the 350 mW power rating and SOT-23 package dimensions for thermal and spatial constraints. Evaluate the 4.3 V nominal voltage and ±6.98% tolerance against circuit requirements. Confirm compatibility with automated pick-and-place equipment due to the tape and reel packaging format.

Part Context

This component belongs to the series of surface-mount dual zener diodes produced by Central Semiconductor Corp. It is designed for applications requiring multiple regulated voltages from a single common point. The device complements the manufacturer's portfolio of discrete semiconductor solutions intended for robust performance in consumer and industrial electronic assemblies.

Replacement Considerations

Consult official substitution guides for compatible dual common anode zener arrays in SOT-23 packages. Verify that alternative parts match the 4.3 V nominal voltage, 350 mW power rating, and electrical characteristics. Ensure pinout compatibility and thermal performance align with the original design specifications.