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AK2920T
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Product Detailed Parameters
- Description：IC OPAMP ZERO-DRIFT 1CIRC 8TMSOP
- Series：-
- Mfr：Asahi Kasei Microdevices/AKM
- Package：Tape & Reel (TR)
- Amplifier Type：Zero-Drift
- Number of Circuits：1
- Output Type：-
- Slew Rate：1V/µs
- Gain Bandwidth Product：2 MHz
- Current - Input Bias：100 pA
- Voltage - Input Offset：1 µV
- Current - Supply：800µA
- Current - Output / Channel：25 mA
- Voltage - Supply Span (Min)：2.7 V
- Voltage - Supply Span (Max)：5.5 V
- Operating Temperature：-40°C ~ 85°C
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP, 8-MSOP (0.110", 2.80mm Width)
- Supplier Device Package：8-TMSOP
- -3db Bandwidth：-
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Overview
The AK2920T is a zero-drift operational amplifier manufactured by Asahi Kasei Microdevices. It utilizes chopper stabilization technology to achieve extremely low offset voltage and drift, ensuring high precision in signal conditioning applications. The device operates with a wide supply voltage range and offers high input impedance, making it suitable for accurate amplification of small signals in various industrial and scientific instruments.
Feature Summary
- Zero-drift architecture minimizes offset voltage and temperature drift
- High input impedance reduces loading effects on source circuits
- Wide operating supply voltage range supports diverse system requirements
Applications
- Precision sensor signal conditioning
- Medical instrumentation front-ends
- Industrial process control systems
Procurement Notes
Verify the manufacturer part number against official Asahi Kasei Microdevices documentation to ensure authenticity. Confirm package type and tape/reel specifications match project requirements. Check for any specific handling or storage instructions provided in the datasheet.
Selection Notes
Select this component when ultra-low offset voltage and drift are critical performance parameters. Consider the trade-off between precision and bandwidth, as chopper-stabilized amplifiers may have limited slew rates compared to standard op-amps. Ensure supply voltage constraints align with the application's power budget.
Part Context
This part belongs to the AK292x series of zero-drift operational amplifiers from Asahi Kasei Microdevices. The series includes variants like AK2921T and AK2922H, offering different configurations such as dual or quad channels. These devices are designed for high-precision analog signal processing tasks requiring stability over temperature and time.
Replacement Considerations
Compatible alternatives include LTC2051 and TLV333 from other manufacturers, which also offer zero-drift characteristics. Verify pin compatibility and electrical specifications before substitution.
