NSREF3025-DSTR

Overview

The NSREF3025-DSTR is a precision bandgap voltage reference IC from the NSREF30xx series, manufactured by NOVOSENSE. It provides a fixed output voltage of 2.5 V with a maximum initial accuracy of 0.2%. The device operates within an input voltage range of 2.55 V to 5.5 V and draws a typical quiescent current of 165 μA. It features a maximum temperature coefficient of 35 ppm/°C across the -40°C to +125°C operating range. The component supports ±10 mA load current, exhibits 22 μVpp noise (0.1Hz to 10Hz), and utilizes a SOT-23-3L package.

Feature Summary

• Delivers high precision with 0.2% maximum initial accuracy and low temperature drift for stable data acquisition.
• Operates with ultra-low dropout voltage of 1 mV, enabling efficient performance in battery-powered systems.
• Provides high output current capability of ±10 mA without requiring external output compensation capacitors.
• Features low power consumption and low noise characteristics suitable for sensitive measurement applications.

Applications

• Data Acquisition Systems
• Medical Equipment
• Hand-Held Test Equipment

Procurement Notes

Verify the specific part number NSREF3025-DSTR against official NOVOSENSE documentation to confirm pinout and electrical specifications. Ensure compatibility with system input voltage requirements, noting the minimum operating voltage constraint relative to the 2.5 V output. Confirm package integrity for SOT-23-3L surface mount assembly processes.

Selection Notes

Select this component when a fixed 2.5 V reference is required with strict accuracy and low power constraints. It is suitable for designs needing high output current drive without external buffering capacitors. Consider the thermal resistance and operating temperature range if deployed in enclosed or high-ambient environments.

Part Context

The NSREF3025-DSTR belongs to the NSREF30xx family of low-power, low-dropout precision bandgap references. This series is designed for applications requiring small form factors and minimal power dissipation. The family includes various fixed output voltages, all sharing similar electrical characteristics and packaging options.

Replacement Considerations

Cross-reference with other NSREF30xx variants for different voltage outputs. Verify functional compatibility with industry-standard bandgap references offering similar accuracy and package dimensions.

FAQ

Does the NSREF3025-DSTR require an output capacitor for stability?

No, the NSREF3025-DSTR does not require an output compensation capacitor to remain stable, although it can support capacitive loads.

What is the minimum input voltage required for operation?

The minimum input voltage is VOUT + 0.05 V, which corresponds to 2.55 V for the 2.5 V output model.

How is the temperature coefficient determined?

The temperature coefficient is calculated using the box method over the operating temperature range of -40°C to +125°C.