LT1634AIS8-4.096#TRPBF

Voltage Reference Overview

The LT1634AIS8-4.096#TRPBF is a micropower precision shunt voltage reference manufactured by Analog Devices Inc. It provides a fixed output of 4.096V with an initial accuracy of ±0.05% and a maximum temperature coefficient of 10ppm/°C. The device operates within an industrial temperature range of –40°C to 85°C and draws a typical operating current of 10µA. Packaged in an 8-lead plastic SO, it features low dynamic impedance and requires no external compensation capacitor for stability.

Voltage Reference Feature Summary

• Utilizes trimmed precision thin film resistors to achieve high initial voltage accuracy
• Features improved curvature correction technique for guaranteed low temperature drift
• Operates at extremely low currents suitable for battery-powered applications
• Stable with capacitive loads without requiring external compensation components

Voltage Reference Applications

• Portable meters
• Precision regulators
• A/D and D/A converters
• Calibrators

Voltage Reference Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing. Confirm the AIS8 designation matches the required industrial temperature range and SO-8 package type. Ensure compatibility with existing board layouts designed for the standard LT1634 pinout.

Voltage Reference Selection Notes

Select this component for designs requiring precise shunt references with minimal power consumption. The industrial grade rating supports operation in wider environmental conditions compared to commercial variants. Verify that the reverse current requirements align with the circuit biasing constraints.

Voltage Reference Part Context

This part belongs to the LT1634 family of micropower precision shunt voltage references. It serves as a high-performance upgrade to older references like the LM185 or LT1004, offering lower power consumption and guaranteed temperature drift specifications while maintaining similar functionality.

Voltage Reference Replacement Considerations

LT1634AIS8-4.096#PBF (Tube Packaging)

Voltage Reference FAQ

Does the LT1634 require an output compensation capacitor?

No, the LT1634 does not require an output compensation capacitor but remains stable with capacitive loads.

What technology ensures the initial voltage accuracy?

The bandgap reference uses trimmed precision thin film resistors to achieve the specified initial voltage accuracy.