ZRC330N801TA

Overview

The ZRC330N801TA is a precision micropower shunt voltage reference providing a fixed output of 3.3V, manufactured by Diodes Incorporated. It utilizes a bandgap circuit design to achieve high stability without requiring an external stabilizing capacitor. The device operates within a recommended current range of 20μA to 5mA and features a low knee current typical of 15μA. It offers ±1% tolerance with a temperature coefficient of 50ppm/°C and wideband noise of 43μVrms. The component is housed in an SO-8 surface mount package and supports operation between -40°C and +85°C.

Feature Summary

• Bandgap circuit design ensures stable voltage regulation without the need for external capacitors.
• Capable of withstanding transient effects and currents up to 200mA due to rugged construction.
• Provides superior switching capability reaching stable operating conditions rapidly.

Applications

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

Procurement Notes

Verify the specific suffix N8 confirms the SO-8 package configuration before procurement. Confirm that the ±1% tolerance variant aligns with system accuracy requirements. Ensure the operating environment remains within the specified industrial temperature range. Check for any obsolete status or lifecycle changes directly from the manufacturer.

Selection Notes

Select this component when space-saving surface mount packaging is required alongside precise voltage referencing. The low knee current makes it suitable for battery-powered applications where minimizing quiescent draw is critical. Verify that the load current stays within the recommended 20μA to 5mA range for optimal performance.

Part Context

This part belongs to the ZRC330 series of precision voltage references from Diodes Incorporated. The series includes variants with different tolerances (±1%, ±2%, ±3%) and packages (SOT23, TO92). The N8 suffix specifically denotes the SO-8 small outline package format.

Replacement Considerations

ZRC330N802TA

FAQ

Does the ZRC330N801TA require an external capacitor for stability?

No, the device provides a stable voltage without an external stabilizing capacitor and is stable with capacitive loads.

What is the minimum operating current for this reference?

The minimum operating current is typically 15μA, with a recommended operating range starting at 20μA.