Millivolt Voltage Amplifier AD620 1000 Times Gain Adjustable Potentiometer Null Point

Product Details 1. Wide input range with AD620 amplification, suitable for microvolt and millivolt signals, offering better accuracy and linearity than common LM358 amplifiers 2. Potentiometer-adjustable magnification from 1.5 to 1000 times, allowing precise signal amplification control 3. Null point adjustment potentiometer minimizes drift, enhancing measurement accuracy for stable readings 4. Built-in 7660A negative pressure module provides -VIN output to drive dual power loads 5. Compact 32x22mm design with 4x3mm positioning holes and 2.54mm standard spacing for easy installation Specification 1. Item Type: Millivolt Voltage Amplifier 2. Input Voltage: 3-12VDC 3. Magnification: 1.5-1000 Times Adjustable 4. Signal Input Voltage: 100μV-300mV 5. Signal Output Range: ±(VIN-2V) 6. Negative Pressure Output: Greater than -VIN (varies with load) 7. Offset Voltage: 50mV 8. Input Bias Current: 1.0nA (Maximum) 9. Common Mode Rejection Ratio: 100DB 10. Offset Voltage Drift: 0.6mV/°C (Maximum) 11. Size: Approx. 32 x 22mm / 1.3 x 0.9in Package List 1. 1 x Millivolt Voltage Amplifier Warm Tips 1. Adjust null point before use for optimal accuracy 2. Negative pressure output decreases with increased load power 3. Ensure input voltage stays within 3-12VDC range during operation 4. Use positioning holes for secure mounting to prevent vibration interference