ISL21080CIH315Z-TK

Overview

The ISL21080CIH315Z-TK is a fixed series voltage reference IC from the Renesas ISL21080 family. It provides a nominal output voltage of 1.5 V with an initial accuracy of ±0.2%. The device operates within an input voltage range of 2 V to 5.5 V and delivers a maximum shunt current of 7 mA. It features a temperature coefficient of 50 ppm/°C and line regulation of 350 μV/V. The component is housed in a surface-mount SOT-23-3 package, suitable for applications requiring stable reference voltages across a commercial operating temperature range of -40°C to +85°C.

Feature Summary

• Provides a precise fixed output voltage with high initial accuracy
• Operates efficiently with low supply current requirements
• Maintains stable performance across wide temperature variations

Applications

• Precision analog-to-digital converter (ADC) reference inputs
• Digital-to-analog converter (DAC) voltage references
• Portable instrumentation requiring stable bias voltages

Procurement Notes

Verify the specific suffix '315' confirms the 1.5 V output variant during procurement. Ensure the 'TK' suffix matches the required tape-and-reel packaging format. Confirm the manufacturer designation as Renesas Electronics or Intersil to ensure component authenticity and traceability.

Selection Notes

Select this component when a 1.5 V reference is required with ±0.2% initial accuracy. Consider the 50 ppm/°C temperature coefficient for thermal stability needs. Verify that the 7 mA output current capability meets the load requirements of the target circuit design.

Part Context

This part belongs to the ISL21080 series of precision voltage references. The series includes various output voltage options such as 2.5 V, 3.0 V, and 5.0 V variants. All members share similar electrical characteristics, including low noise and compact SOT-23 packaging, designed for space-constrained electronic designs.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.