AT8031

$0.77

Description：Rail-to-Rail I/O CMOS Operationa
Series：-
Mfr：Analog Technologies, Inc.
Package：Strip

SKU:630013f91116 Category: Instrumentation, Op Amps, Buffer Amps Brand: Analog Technologies, Inc.

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Product introduction

Product Detailed Parameters

Description：Rail-to-Rail I/O CMOS Operationa
Series：-
Mfr：Analog Technologies, Inc.
Package：Strip
Amplifier Type：Standard
Number of Circuits：1
Output Type：Single Ended, Rail-to-Rail
Slew Rate：0.0075V/µs
Gain Bandwidth Product：15 kHz
Current - Input Bias：1 pA
Voltage - Input Offset：800 µV
Current - Supply：800nA
Current - Output / Channel：30 mA
Voltage - Supply Span (Min)：1.4 V
Voltage - Supply Span (Max)：5.5 V
Operating Temperature：-40°C ~ 125°C
Grade：-
Qualification：-
Mounting Type：Surface Mount
Package / Case：SC-74A, SOT-753
Supplier Device Package：SOT-23-5
-3db Bandwidth：-

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AT8031

Overview

The AT8031 is a single-channel CMOS operational amplifier featuring rail-to-rail input and output capabilities. It operates on supply voltages ranging from 1.4V to 5.5V with a quiescent current of 800nA typical. The device provides a gain-bandwidth product of 15kHz, a slew rate of 7.5V/ms, and an input offset voltage of ±0.8mV typical. Input bias current is ultra-low at ±1pA typical. It functions within an extended temperature range of -40°C to +125°C and is housed in a compact SOT23-5 package.

Feature Summary

Rail-to-rail input and output capability for maximum dynamic range
Ultra-low input bias current suitable for high-impedance sources
Low power consumption optimized for battery-operated systems
Extended industrial temperature rating for harsh environments

Applications

Sensor interfaces
Photodiode amplification
Wearable products
Temperature measurement circuits
Battery powered instruments

Procurement Notes

Verify the specific manufacturer documentation for the AT8031 before procurement. Confirm that the component meets all electrical specifications required by your design, including supply voltage limits and thermal characteristics. Ensure proper electrostatic discharge handling procedures are followed during assembly and storage to prevent damage to the sensitive CMOS input stages.

Selection Notes

Select this component when low power consumption and rail-to-rail performance are critical. The ultra-low input bias current makes it suitable for interfacing with high-impedance sensors. Verify that the 15kHz bandwidth meets the signal frequency requirements of the application. Consider the SOT23-5 package size constraints and thermal resistance values for heat dissipation in dense layouts.

Part Context

The AT8031 is a single operational amplifier manufactured by Analog Technologies, Inc. It belongs to a family of low-voltage CMOS op-amps designed for portable and battery-powered applications. The device integrates rail-to-rail I/O functionality with low noise and low power consumption, targeting sensor signal conditioning and medical instrumentation markets.