LT6654AHS6-1.25#WTRPBF

Voltage Reference Overview

The LT6654AHS6-1.25#WTRPBF is a precision voltage reference from Analog Devices, offering a fixed output of 1.25V with an initial accuracy of ±0.05% and a temperature coefficient of 10ppm/°C. It operates within a supply range up to 36V and supports ±10mA output drive current. The device features low noise (1.6ppm P-P) and low dropout voltage (100mV max). Packaged in a 6-lead SOT-23, it is qualified for automotive applications under AEC-Q100 standards and functions reliably across a temperature range of –40°C to 125°C.

Voltage Reference Feature Summary

• High accuracy with curvature compensation providing 10ppm/°C drift and ±0.05% initial tolerance
• Buffered output capable of sourcing and sinking ±10mA with low output impedance
• Low noise performance minimizing measurement uncertainty in sensitive circuits
• Automotive qualification ensuring reliability for control and monitoring systems

Voltage Reference Applications

• Automotive control and monitoring systems
• High resolution data acquisition systems
• Industrial sensing and process control instrumentation
• Precision regulators requiring wide supply ranges

Voltage Reference Procurement Notes

Verify the specific suffix #WTRPBF indicates automotive-grade manufacturing controlled for quality and reliability requirements. Confirm the package type matches the design footprint and ensure the operating temperature range aligns with system thermal constraints. Cross-reference the datasheet revision to confirm electrical characteristics match the intended application specifications before finalizing procurement orders.

Voltage Reference Selection Notes

Select this component when high precision is required alongside significant load drive capabilities in a compact surface-mount package. The wide input voltage range allows flexibility in power supply design. Consider the low dropout characteristic for battery-powered or efficiency-critical portable equipment where maintaining regulation near the minimum input threshold is essential for extended operation.

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 temperature grades. The HS6 designation specifically denotes the H-grade temperature range (-40°C to 125°C) in the SOT-23-6 package, distinguishing it from industrial or military grade variants within the same series.

Voltage Reference Replacement Considerations

LT6654BHS6-1.25#WTRPBF