LT1634BIS8-4.096#TRPBF

Voltage Reference Overview

The LT1634BIS8-4.096#TRPBF is a micropower precision shunt voltage reference manufactured by Analog Devices Inc., featuring a fixed output of 4.096V in an 8-lead plastic SO package. It provides ±0.05% initial voltage accuracy and a maximum temperature coefficient of 10ppm/°C over the industrial range of –40°C to +85°C. The device operates with a minimum current of 15µA, supports up to 30mA reverse current, and exhibits less than 1Ω dynamic impedance without requiring an output compensation capacitor.

Voltage Reference Feature Summary

• Utilizes trimmed precision thin film resistors within a bandgap reference architecture to achieve high initial voltage accuracy.
• Incorporates improved curvature correction techniques to ensure low temperature drift across the operating range.
• Provides low dynamic impedance for stable operation from unregulated supplies without external output capacitors.

Voltage Reference Applications

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

Voltage Reference Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific ordering suffix matches the required temperature grade and packaging format. Ensure compliance with relevant environmental directives applicable to your region before finalizing procurement decisions.

Voltage Reference Selection Notes

Select this part when precise shunt referencing is required in space-constrained designs. The SO-8 package offers a compact footprint suitable for surface mount applications. Consider the 10µA typical operating current for battery-powered systems where power efficiency is critical.

Voltage Reference Part Context

This component belongs to the LT1634 family of micropower precision shunt voltage references. It serves as a high-performance upgrade to legacy devices like the LM185, LM385, LT1004, and LT1034, offering lower power consumption and guaranteed temperature drift specifications.

Voltage Reference Replacement Considerations

LT1634AIS8-4.096#TRPBF

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 is the maximum operating current for the 4.096V version?

The maximum operating current for the 4.096V version is 30mA.