AD8226 (9)
The AD8226 is available from Analog Devices at Xecor. Designed for precision signal amplification in instrumentation and measurement applications, the AD8226 offers low cost, wide supply range, and rail-to-rail output capabilities. With a gain range of 1 to 1000 set by a single external resistor, it provides flexibility and ease of use. Available in 8-MSOP and 8-TSSOP packages, it is ideal for industrial, medical, and automotive applications where robust performance and reliability are critical. Whether used in sensor signal conditioning, data acquisition systems, or portable instrumentation, this series ensures high accuracy, low power consumption, and excellent scalability for demanding applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the AD8226 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| AD8226ARZ | INST Amp Single R-R O/P ±18V/36V 8-Pin SOIC N Tube | SOIC-8 | 9,601 | |
| AD8226ARMZ | INST Amp Single R-R O/P ±18V/36V 8-Pin MSOP Tube | MSOP-8 | 3,100 | |
| AD8226ARMZ-R7 | INST Amp Single R-R O/P ±18V/36V 8-Pin MSOP T/R | MSOP-8 | 6,010 | |
| AD8226BRMZ | Wide operating voltage range, rail-to-rail output instrumentation amplifier | MSOP-8 | 9,018 | |
| AD8226ARZ-R7 | High-speed amplifier for precision measurements | SOIC-8 | 6,064 | |
| AD8226BRMZ-R7 | Wide supply range | MSOP-8 | 7,950 | |
| AD8226BRZ | INST Amp Single R-R O/P ±18V/36V 8-Pin SOIC N Tube | 8-SOIC | 8,078 | |
| AD8226ARZ-RL | Get precise measurements with AD8226ARZ-RL instrumentation amplifier | SOIC-8 | 6,697 | |
| AD8226BRZ-R7 | Ideal for applications requiring high accuracy and low noise | SOIC-8 | 6,204 |
Key Featrues
Wide Gain Range (1 to 1000): The AD8226 allows users to set the gain using just one external resistor, offering a broad gain range from 1 to 1000. This flexibility makes it suitable for a wide variety of applications, from low-level signal amplification to high-gain precision measurements, enhancing its versatility in different use cases.
Rail-to-Rail Output: The amplifier features a rail-to-rail output, enabling it to operate efficiently across the entire supply voltage range. This characteristic ensures maximum dynamic range and optimal performance in low-voltage applications, improving signal integrity and accuracy.
Wide Power Supply Range (2.2V to 36V): The AD8226 supports a very wide power supply range, from 2.2V to 36V in single-supply mode and ±1.35V to ±18V in dual-supply mode. This capability allows it to be used in diverse power environments, from battery-powered devices to industrial systems, enhancing its adaptability and reliability.
Input Protection Beyond Supplies: The inputs are protected against voltages beyond the supply rails, safeguarding the amplifier from potential damage due to overvoltage conditions. This feature increases the robustness of the device in harsh or unpredictable environments, ensuring long-term reliability.
Low Input Bias Current (20nA): With an input bias current of just 20nA, the AD8226 minimizes errors in high-impedance signal sources. This low bias current is particularly beneficial in precision measurement applications, where maintaining signal accuracy is critical, thus improving overall system performance.
Rail-to-Rail Output: The amplifier features a rail-to-rail output, enabling it to operate efficiently across the entire supply voltage range. This characteristic ensures maximum dynamic range and optimal performance in low-voltage applications, improving signal integrity and accuracy.
Wide Power Supply Range (2.2V to 36V): The AD8226 supports a very wide power supply range, from 2.2V to 36V in single-supply mode and ±1.35V to ±18V in dual-supply mode. This capability allows it to be used in diverse power environments, from battery-powered devices to industrial systems, enhancing its adaptability and reliability.
Input Protection Beyond Supplies: The inputs are protected against voltages beyond the supply rails, safeguarding the amplifier from potential damage due to overvoltage conditions. This feature increases the robustness of the device in harsh or unpredictable environments, ensuring long-term reliability.
Low Input Bias Current (20nA): With an input bias current of just 20nA, the AD8226 minimizes errors in high-impedance signal sources. This low bias current is particularly beneficial in precision measurement applications, where maintaining signal accuracy is critical, thus improving overall system performance.
Applications
Precision Signal Conditioning for Industrial Sensors: The AD8226 is perfect for conditioning signals from industrial sensors such as pressure transducers, load cells, and temperature sensors. Its wide supply range and rail-to-rail output ensure accurate amplification of low-level signals, even in harsh environments with varying power supplies. The ability to set gain with a single external resistor simplifies design and enhances flexibility in industrial automation and process control systems.
Medical Instrumentation Amplification: The AD8226 is well-suited for medical applications, such as amplifying bioelectric signals from ECG, EEG, or EMG sensors. Its low input bias current and high common-mode rejection ratio (CMRR) ensure precise amplification of weak signals, while the rail-to-rail output allows for maximum dynamic range in battery-powered medical devices. The wide supply range also supports portable and wearable medical equipment.
Bridge Sensor Interface for Automotive Systems: The AD8226 is ideal for interfacing with bridge-based sensors in automotive applications, such as accelerometers, pressure sensors, or torque sensors. Its ability to handle input voltages below ground and beyond supply rails ensures reliable operation in automotive environments with fluctuating voltages. The low power consumption and compact package make it suitable for space-constrained automotive electronics.
Portable Data Acquisition Systems: The AD8226 is an excellent choice for portable data acquisition systems that require high-precision signal amplification. Its wide supply range and rail-to-rail output make it compatible with battery-powered systems, while the single-resistor gain setting simplifies calibration and adjustment. This makes it ideal for field measurement tools, environmental monitoring devices, and handheld test equipment.
Medical Instrumentation Amplification: The AD8226 is well-suited for medical applications, such as amplifying bioelectric signals from ECG, EEG, or EMG sensors. Its low input bias current and high common-mode rejection ratio (CMRR) ensure precise amplification of weak signals, while the rail-to-rail output allows for maximum dynamic range in battery-powered medical devices. The wide supply range also supports portable and wearable medical equipment.
Bridge Sensor Interface for Automotive Systems: The AD8226 is ideal for interfacing with bridge-based sensors in automotive applications, such as accelerometers, pressure sensors, or torque sensors. Its ability to handle input voltages below ground and beyond supply rails ensures reliable operation in automotive environments with fluctuating voltages. The low power consumption and compact package make it suitable for space-constrained automotive electronics.
Portable Data Acquisition Systems: The AD8226 is an excellent choice for portable data acquisition systems that require high-precision signal amplification. Its wide supply range and rail-to-rail output make it compatible with battery-powered systems, while the single-resistor gain setting simplifies calibration and adjustment. This makes it ideal for field measurement tools, environmental monitoring devices, and handheld test equipment.
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