LT6654AHS6-2.5#WTRMPBF

Voltage Reference Overview

The LT6654AHS6-2.5#WTRMPBF is a precision voltage reference from Analog Devices Inc., featuring a fixed output of 2.5V with an initial accuracy of ±0.05% and a maximum temperature coefficient of 10ppm/°C. It operates within a supply range up to 36V, drawing a typical supply current of 600µA. The device provides buffered output drive capable of sourcing and sinking ±10mA, ensuring low output impedance and precise load regulation. Packaged in a 6-lead plastic TSOT-23, it is fully specified for operation across the –40°C to 125°C temperature range.

Voltage Reference Feature Summary

• High accuracy with curvature compensation providing 10ppm/°C drift and ±0.05% initial tolerance
• Low noise performance minimizing measurement uncertainty with 1.6ppm peak-to-peak noise
• Wide supply capability operating at voltages up to 36V with low dropout characteristics
• Automotive grade qualification supporting quality and reliability requirements

Voltage Reference Applications

• Automotive control and monitoring systems
• High resolution data acquisition systems
• Industrial sensing and process control instrumentation
• Precision regulators and medical equipment

Voltage Reference Procurement Notes

Verify the specific automotive suffix (#W) confirms compliance with controlled manufacturing standards required for automotive applications. Confirm the mini tape and reel packaging designation matches production line requirements. Ensure the H-grade temperature rating aligns with system thermal specifications. Validate that the TSOT-23 package dimensions fit the intended PCB layout constraints.

Voltage Reference Selection Notes

Select this component when high precision is required alongside automotive reliability standards. The buffered output simplifies design by eliminating external buffering components while maintaining stability. Consider the wide input voltage range for flexibility in power supply architectures. Evaluate the low noise profile against ADC or DAC requirements to ensure signal integrity is maintained.

Voltage Reference Part Context

This part belongs to the LT6654 family of small precision voltage references designed for high accuracy and low noise. The family includes various output voltages and packages, such as the hermetic LS8 option. The A-grade designation indicates tighter performance tolerances compared to B-grade variants. The W suffix specifically denotes versions available for automotive use with enhanced reliability controls.

Voltage Reference Replacement Considerations

LT6654BHS6-2.5#WTRMPBF