ZR40401R50STOB

Overview

The ZR40401R50STOB is a precision micropower voltage reference from Diodes Incorporated, delivering a nominal output of 5.0 V with 1% initial accuracy. It utilizes a bandgap circuit design and operates within a current range of 60 µA to 15 mA. The device features a typical temperature coefficient of 20 ppm/°C and a slope resistance of 0.33 Ω. It is housed in an E-Line (TO-92 style) package and supports an operating temperature range from -55 °C to +125 °C.

Feature Summary

• Bandgap circuit design provides stable voltage without requiring external stabilizing capacitors.
• Capable of withstanding transient effects and currents up to 200 mA due to rugged 20-volt processing.
• Superior switching capability allows the device to reach stable operating conditions in less than 10 microseconds.

Applications

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

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and tolerance. Confirm availability status as manufacturing lifecycles may change. Ensure compatibility with system thermal requirements given the specified operating temperature range. Cross-reference datasheet electrical characteristics for noise and impedance parameters relevant to the application.

Selection Notes

Select this component for applications requiring high precision and low power consumption. The 1% tolerance ensures tight voltage accuracy. The wide operating temperature range suits industrial environments. Consider the TO-92 package for through-hole mounting needs. Evaluate the 60 µA minimum current requirement against the load design.

Part Context

This part belongs to the ZR4040 series of micropower voltage references by Diodes Incorporated. The series includes variants with different tolerances and packages, such as SOT23 surface-mount options. The R suffix indicates the E-Line (TO-92 style) package configuration.

Replacement Considerations

ZR40401F50TA

FAQ

Does the ZR40401R50STOB require an external capacitor for stability?

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

What is the maximum transient current the device can withstand?

The rugged design allows the reference to withstand transient currents up to 200 mA.