CAT8900C250TBGT3

Overview

The CAT8900C250TBGT3 is a precision series voltage reference IC manufactured by onsemi, housed in a SOT-23-3 surface-mount package. It provides a fixed output voltage of 2.5 V with a tolerance of ±0.1%. The device operates within an input voltage range of 2.7 V to 5.5 V and draws a supply current of 800 nA. It features a temperature coefficient of 50 ppm/°C and exhibits low noise of 50 µVp-p from 0.1 Hz to 10 Hz. The component supports an operating temperature range from -40°C to +85°C and delivers up to 10 mA of output current.

Feature Summary

• Provides high-precision fixed voltage output with tight initial tolerance
• Features ultra-low quiescent current consumption for power efficiency
• Delivers low noise performance suitable for sensitive analog circuits
• Utilizes compact surface-mount packaging for space-constrained designs

Applications

• Precision data acquisition systems requiring stable reference voltages
• Battery-powered instrumentation benefiting from low current draw
• Analog-to-digital converter (ADC) reference inputs
• Medical equipment signal conditioning circuits

Procurement Notes

Verify component authenticity through authorized onsemi distributors or certified suppliers. Confirm the specific suffix matches the required voltage and tolerance specifications. Check for obsolescence status as this part may be discontinued. Ensure storage conditions comply with moisture sensitivity levels for lead-free packages. Validate that the supplier provides traceable documentation for quality assurance purposes.

Selection Notes

Select this component when a highly accurate 2.5 V reference is required with minimal power consumption. Compare against other CAT8900 variants if different output voltages or tolerances are needed. Consider the SOT-23-3 footprint constraints during PCB layout. Evaluate thermal management requirements based on the maximum output current capability and ambient operating temperatures.

Part Context

This device belongs to the CAT8900 family of precision voltage references designed for low-power applications. It complements other onsemi PMIC solutions by providing stable reference points for monitoring and control circuits. The series offers various output options to support diverse system architectures while maintaining consistent performance characteristics across the product line.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official onsemi documentation for potential cross-references or updated components.