CJS8900D300TBGT3

Overview

The CJS8900D300TBGT3 is a precision analog voltage reference IC manufactured by onsemi. It provides a fixed output voltage of 3 V with a tolerance of ±5%. 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 a noise level of 50 µVp-p in the 0.1 Hz to 10 Hz frequency band. The component supports a maximum output current of 10 mA and functions reliably across a temperature range of -40°C to +85°C. It is housed in a SOT-23-3 surface-mount package.

Feature Summary

• Provides stable series precision voltage reference output
• Operates with ultra-low supply current consumption
• Delivers low noise performance for sensitive analog circuits
• Available in compact surface-mount packaging

Applications

• Portable battery-powered instrumentation
• Data acquisition systems requiring stable reference voltages
• Precision analog-to-digital converter (ADC) references
• Medical equipment signal conditioning circuits

Procurement Notes

Verify component authenticity through authorized onsemi distributors or certified suppliers. Confirm RoHS compliance status via official documentation before integration. Check lifecycle status as availability may be limited due to production changes. Ensure storage conditions meet manufacturer specifications to maintain parameter stability. Validate package marking against datasheet requirements for identification purposes.

Selection Notes

Select this component when a fixed 3 V reference is required with low power constraints. Consider the ±5% tolerance and 50 ppm/°C temperature coefficient for accuracy needs. Evaluate the 800 nA supply current suitability for battery-operated designs. Compare noise specifications against application sensitivity requirements. Verify SOT-23-3 footprint compatibility with existing PCB layouts.

Part Context

This part belongs to the CAT8900 family of precision voltage references from onsemi. The family includes variants with different output voltages such as 1.2 V and 2.5 V. These devices share similar architectural characteristics including low noise and low power operation. The specific suffix indicates the output voltage and package configuration within the product line.

Replacement Considerations

Direct substitutes include CAT8900D300TBGT3 which shares identical electrical specifications and pinout. Other family members like CAT8900C300TBGT3 offer similar performance with potential tolerance variations. Verify pin compatibility and thermal characteristics before substitution.