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AK2923UA
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Product Detailed Parameters
- Description：IC OP AMP ZERO DRIFT
- Series：*
- Mfr：Asahi Kasei Microdevices/AKM
- Package：Bulk
- Amplifier Type：-
- Number of Circuits：-
- Output Type：-
- Slew Rate：-
- Gain Bandwidth Product：-
- Current - Input Bias：-
- Voltage - Input Offset：-
- Current - Supply：-
- Current - Output / Channel：-
- Voltage - Supply Span (Min)：-
- Voltage - Supply Span (Max)：-
- Operating Temperature：-
- Grade：-
- Qualification：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- -3db Bandwidth：-
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Overview
The AK2923UA is a zero-drift operational amplifier manufactured by Asahi Kasei Microdevices. It features chopper stabilization technology to eliminate offset voltage drift over temperature and time, ensuring high precision in signal conditioning applications. The device operates with low quiescent current, making it suitable for battery-powered systems requiring long-term stability without frequent calibration.
Feature Summary
- Zero-drift architecture eliminates offset voltage variations caused by temperature changes and aging
- Chopper stabilization technique provides high DC accuracy and low noise performance
- Low quiescent current consumption supports energy-efficient and battery-operated designs
Applications
- Precision sensor signal conditioning
- Medical instrumentation front-ends
- Industrial measurement systems requiring long-term stability
Procurement Notes
Verify the exact package marking and date code against the manufacturer's latest datasheet revision. Confirm RoHS compliance status as per current regulatory requirements. Ensure storage conditions meet moisture sensitivity level specifications before reflow soldering to prevent package damage during assembly processes.
Selection Notes
Select this component when application requires minimal offset drift over wide temperature ranges. Compare total output error including initial offset and drift against standard auto-zero amplifiers. Evaluate power supply rejection ratio requirements at specific operating frequencies to ensure adequate noise immunity in noisy environments.
Part Context
Part of Asahi Kasei Microdevices' zero-drift amplifier family designed for high-precision analog signal processing. Utilizes proprietary chopper-stabilized architecture to achieve microvolt-level offset voltages. Targets applications where traditional op amps fail due to thermal drift limitations in critical measurement paths.
Replacement Considerations
Cross-reference with other zero-drift op amps from same manufacturer series. Verify pin compatibility and electrical parameter overlap including bandwidth and slew rate. Check if alternative packages offer identical performance characteristics for existing board layouts.
