Zero Drift Operational Amplifier
Zero Drift Op Amp is a precision operational amplifier that achieves ultra-low offset voltage, near zero temperature drift, and time drift through internal dynamic self calibration technology.


Features:
1. Ultra low imbalance and drift
    Unbalanced voltage VOS: typical<1~10 μ V
    Temperature drift dVOS/dT:<0.01~0.05 μ V/° C
    Long term drift: approaching zero, 10th grade stability Analog Devices
2. No 1/f flicker noise
    Chopping/zeroing technology modulates DC offset and low-frequency noise into AC and filters them out. The low-frequency noise is extremely low and the spectrum is flat. Texas Instruments
3. Ultra high DC precision
    High open-loop gain (>120 dB), high common mode rejection ratio (CMRR>120 dB), high power supply rejection ratio (PSRR>120 dB)
4. Other advantages
    Track to track input/output (most models)
    Wide voltage and wide temperature range (-40 ° C~125 ° C)
    Low power consumption, micro package (SOT-23, SC70)

Applications:
1. Precision measuring instruments
    High precision electronic scales, pressure sensors, strain bridge signal conditioning Texas Instruments
    Micro volt thermocouple, RTD temperature measurement front-end
2. Medical Electronics
    ECG, EEG, blood pressure monitor and other weak bioelectric data acquisition
3. Industry and Energy
    High/low side current detection (milliohm level shunt) Texas Instruments
    Precision current source, voltage reference buffer, data acquisition system
4. Automotive Electronics
    Battery Management System (BMS), high-precision position/pressure sensors
5. Consumer and IoT
    Intelligent sensors, infrared thermopiles, low-power portable instruments
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