ZXRE4041CFTC

Overview

The ZXRE4041CFTC is a micropower voltage reference from Diodes Incorporated, providing a precise 1.225V output with a 0.5% tolerance grade. It operates within a current range of 30µA to 12mA and features a typical temperature coefficient of 20ppm/°C across the -40°C to +125°C operating temperature range. The device utilizes an SOT-23 surface-mount package and maintains unconditionally stable performance even when driving capacitive loads.

Feature Summary

• Bandgap circuit architecture delivering high precision
• Unconditional stability under capacitive load conditions
• Micropower operation with low knee current
• Space-saving small outline SOT-23 package

Applications

• Battery powered equipment
• Precision power supplies
• Portable instrumentation
• Data acquisition systems
• A/D and D/A converters

Procurement Notes

Verify that the specific suffix matches the required tolerance grade for your design. Confirm the ordering information aligns with the desired reel size and quantity per reel. Ensure the component meets environmental standards regarding green molding compounds without bromine or antimony. Check for any obsolete E-LINE variants if sourcing older stock.

Selection Notes

Select this component for applications requiring a compact footprint and high precision in portable devices. The 0.5% tolerance grade suits critical analog circuits where accuracy is paramount. Consider the 30µA minimum operating current when designing bias networks for battery-powered systems to ensure proper regulation.

Part Context

This part serves as a pin-to-pin compatible alternative to LM4041 voltage references. It belongs to the family of bandgap voltage references designed by Diodes Incorporated for space-constrained environments. The device is specifically engineered to maintain excellent performance over a wide operating current range.

Replacement Considerations

The datasheet identifies the LM4041 as a direct pin-compatible alternative. Verify electrical characteristics match your requirements before substitution.

FAQ

Is the ZXRE4041CFTC stable with capacitive loads?

Yes, the device is designed to be highly tolerant of capacitive loads while maintaining excellent stability.

What is the typical temperature coefficient of the ZXRE4041?

The typical temperature coefficient is 20ppm/°C over the full operating temperature range.