ISL21080CIH333Z-TK

Overview

The ISL21080CIH333Z-TK is a fixed voltage reference from the Renesas ISL21080 series, providing a 3.3 V output in a SOT-23-3 surface-mount package. It features an initial accuracy of ±0.2% and a temperature coefficient of 50 ppm/°C. The device operates with an input voltage range of 2 V to 5.5 V, delivering up to 7 mA of output current. Line regulation is specified at 350 μV/V, and load regulation at 350 μV/mA. It functions within a temperature range of -40°C to +85°C.

Feature Summary

• Provides a stable 3.3 V reference voltage with high precision for sensitive analog circuits.
• Ensures consistent performance across varying temperatures through low drift characteristics.
• Offers efficient power management with low quiescent current consumption capabilities.

Applications

• Precision data acquisition systems requiring accurate voltage references
• Industrial process control instrumentation
• Medical diagnostic equipment

Procurement Notes

Verify the specific suffix '333' confirms the 3.3 V output variant when ordering. Ensure the 'TK' tape-and-reel packaging matches assembly requirements. Confirm RoHS compliance status for environmental regulations. Cross-check the manufacturer part number against official Renesas databases to avoid counterfeit components. Validate that the SOT-23-3 footprint aligns with the target PCB design specifications.

Selection Notes

Select this component when a fixed 3.3 V reference is required with tight initial accuracy. Consider the 50 ppm/°C temperature coefficient for thermal stability needs. Evaluate the 7 mA output current capability against load demands. Compare line and load regulation specs against system sensitivity requirements. Ensure the operating temperature range meets the application environment constraints.

Part Context

This part belongs to the ISL21080 family of precision voltage references from Renesas Electronics. The family offers various fixed output voltages in compact packages. These devices are designed for applications demanding high accuracy and low noise. The ISL21080 series supports both series and shunt configurations. This specific model provides a fixed 3.3 V output option.

Replacement Considerations

ISL21080CIH330Z-TK (3.0 V output)

FAQ

What is the maximum output current for this voltage reference?

The maximum output current is 7 mA.

Does this component support adjustable output voltages?

No, it is a fixed voltage reference providing a constant 3.3 V output.