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AD8628ARZ
+BOMIC OPAMP ZERO-DRIFT 1 CIRC 8SOIC
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD8628ARZ
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Datasheet AD8628ARZ DataSheet
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Package SOP-8
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In Stock2717
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Specifications
| Attribute | Value |
| Package / Case | Bulk,Tube |
| Part Status | Active |
| Amplifier Type | Zero-Drift |
| Number of Circuits | 1 |
| Output Type | Rail-to-Rail |
| Slew Rate | 1V/µs |
| Gain Bandwidth Product | 2.5 MHz |
| -3 dB Bandwidth | 2.5 MHz |
| Current - Input Bias | 30 pA |
| Voltage - Input Offset | 1 µV |
| Supply Current | 850µA |
| Current - Output / Channel | 30 mA |
| Voltage - Supply Span(Min) | 2.7 V |
| Voltage - Supply Span(Max) | 5 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Overview
Description
Key specifications include low offset voltage, minimal drift over temperature, and a low noise profile, which make it ideal for use in sensor interfaces, medical instrumentation, and process control applications. The AD8628ARZ operates on a single or dual supply, with a wide voltage range, enhancing its versatility for different circuit requirements.
Its package type, typically an 8-lead SOIC, provides a compact form factor suitable for space-constrained designs. The operational amplifier also emphasizes power efficiency, drawing minimal quiescent current, thus extending battery life in portable applications.
Overall, the AD8628ARZ is a robust choice for engineers seeking precision performance with low power consumption.
Equivalent
1. LT6018 from Analog Devices - Offers low noise and precision.
2. OPA202 from Texas Instruments - Known for precision and low noise.
3. TLC2271 from Texas Instruments - A general-purpose option with similar characteristics.
4. MAX44241 from Maxim Integrated - Offers low offset and noise.
Always verify specific parameters to ensure compatibility with your application.
Features
1. Low Noise: It has a low voltage noise density, making it suitable for precision applications.
2. Precision Performance: Offers low offset voltage and low offset voltage drift.
3. Low Input Bias Current: Ensures minimal current leakage and high input impedance.
4. Single Supply Operation: Operates from a single supply ranging from 5 V to 26 V.
5. Rail-to-Rail Output: Provides a full output voltage range.
6. Low Power Consumption: Consumes minimal power, suitable for battery-operated devices.
7. Fast Settling Time: Quick response to input changes for dynamic applications.
8. High CMRR and PSRR: Provides excellent rejection of noise and interference.
9. Wide Bandwidth: Suitable for high-speed applications.
10. Package: Available in an 8-lead SOIC package, ensuring compatibility with industry-standard designs.
These features make the AD8628ARZ ideal for precision instrumentation, sensor interfaces, and medical instrumentation applications.
Pinout
1. Pin 1 (Offset Null/V+): Used for offset nulling.
2. Pin 2 (Inverting Input –): Inverting input terminal of the operational amplifier.
3. Pin 3 (Non-Inverting Input +): Non-inverting input terminal of the operational amplifier.
4. Pin 4 (V–/GND): Negative power supply or ground.
5. Pin 5 (Offset Null/V–): Used for offset nulling.
6. Pin 6 (Output): Output of the operational amplifier.
7. Pin 7 (V+): Positive power supply.
8. Pin 8 (NC/No Connection): No internal connection, typically used for mechanical stability.
The AD8628 is a precision, low noise, low bias current, and high-speed op-amp ideal for applications requiring accurate signal processing.
Manufacturer
Application
1. Instrumentation: Used in precision measurement equipment due to its low offset voltage and low noise.
2. Medical Devices: Ideal for applications requiring high precision, such as ECG and EEG machines.
3. Industrial Control: Supports accurate sensor signal conditioning and process control systems.
4. Data Acquisition: Enhances performance in systems requiring precise signal processing.
5. Communication Systems: Utilized for its ability to maintain signal integrity.
These application areas leverage the AD8628ARZ’s strengths in precision and low noise performance.