ZRC500A02STOA

Overview

The ZRC500A02STOA is a precision micropower voltage reference IC from Diodes Incorporated, utilizing a bandgap circuit design to deliver a stable 5.0V output. It operates within an industrial temperature range of -40°C to +85°C and features a typical temperature coefficient of 30ppm/°C. The device requires no external stabilizing capacitor and maintains stability with capacitive loads. Recommended operating current ranges from 25μA to 5mA, with absolute maximum ratings supporting up to 25mA reverse current and 200mA transient currents.

Feature Summary

• Bandgap circuit design ensures precise 5.0V reference without external stabilization components
• Capacitive load stability eliminates the need for additional circuitry
• Robust construction withstands high transient currents up to 200mA
• Fast transient response achieves stable operating conditions in under 10 microseconds

Applications

• Battery powered and portable equipment
• Instrumentation systems
• Test equipment
• Metering and measurement systems

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package type matches E-Line specifications. Check datasheet revisions for updated electrical characteristics. Ensure storage conditions comply with moisture sensitivity levels. Validate pin configuration against schematic diagrams before integration.

Selection Notes

Select based on required tolerance accuracy and thermal performance needs. Consider operating current constraints for low-power applications. Evaluate package size requirements for space-constrained designs. Verify temperature coefficient limits against system drift specifications. Assess transient response capabilities for dynamic load environments.

Part Context

This component belongs to the ZRC500 series of precision voltage references manufactured by Diodes Incorporated. The series offers multiple tolerance options and package configurations including SOT23, SO8, and E-Line styles. Designed for industrial applications requiring stable reference voltages with minimal external component count.

Replacement Considerations

LM4040C50ILPR (Texas Instruments)

FAQ

Does the ZRC500 require an external capacitor for stability?

No, the ZRC500 design provides stable voltage operation without requiring an external stabilizing capacitor.

What is the typical temperature coefficient of this voltage reference?

The typical temperature coefficient is 30ppm/°C over the recommended operating current range.