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AD8226BRZ
+BOMIC INST AMP 1 CIRCUIT 8SOIC
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD8226BRZ
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Datasheet AD8226BRZ DataSheet
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Package SOIC-8
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In Stock4672
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Specifications
| Attribute | Value |
| Package / Case | Tube |
| Part Status | Active |
| Amplifier Type | Instrumentation |
| Number of Circuits | 1 |
| Output Type | Rail-to-Rail |
| Slew Rate | 0.6V/µs |
| -3 dB Bandwidth | 1.5 MHz |
| Current - Input Bias | 20 nA |
| Voltage - Input Offset | 50 µV |
| Supply Current | 350µA |
| Current - Output / Channel | 13 mA |
| Voltage - Supply Span(Min) | 2.2 V |
| Voltage - Supply Span(Max) | 36 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Overview
Description
Its low power consumption and wide bandwidth make it suitable for battery-powered and industrial devices. The device also includes rail-to-rail output, facilitating easier interfacing with low-voltage analog-to-digital converters. The AD8226BRZ is commonly used in biomedical, industrial automation, and data acquisition systems. Its robust design and high performance ensure reliable operation in challenging environments, making it a popular choice among engineers for precision measurement and signal processing tasks.
Equivalent
1. INA128 by Texas Instruments: A high-precision instrumentation amplifier with similar performance.
2. MAX4462 by Maxim Integrated: Offers low noise and precision for similar applications.
3. LT1167 by Analog Devices (formerly Linear Technology): Another instrumentation amplifier with compatible features.
4. AMP01 by Analog Devices: Provides similar functionality in some applications.
Always verify specific requirements like gain, bandwidth, and supply voltage when choosing equivalents.
Features
1. Wide Supply Range: Operates on dual or single supplies, from ±2.3 V to ±18 V or 2.3 V to 36 V.
2. Low Power Consumption: Consumes approximately 400 µA, making it suitable for battery-powered applications.
3. High Common-Mode Rejection Ratio (CMRR): Offers a CMRR of up to 80 dB, ensuring accurate signal amplification even in noisy environments.
4. Programmable Gain: Gain can be set from 1 to 1000 using a single external resistor, providing flexibility for various applications.
5. Low Offset Voltage: Features low input offset voltage, typically around 125 µV, enhancing measurement precision.
6. Wide Bandwidth: Provides a bandwidth of up to 80 kHz, suitable for a range of signal frequencies.
7. Temperature Range: Operates over an extended industrial temperature range of -40°C to +85°C.
These features make the AD8226BRZ ideal for applications requiring precise and low-power signal conditioning, such as sensor interfacing and data acquisition systems.
Pinout
1. +IN: Non-inverting input.
2. -IN: Inverting input.
3. RG: Gain setting resistor connection.
4. V-: Negative power supply.
5. REF: Reference terminal to set the output zero level.
6. OUT: Output terminal for amplified signal.
7. V+: Positive power supply.
8. RG: Gain setting resistor connection (connected internally to pin 3).
The AD8226 is designed for precision and low-power applications, providing a wide range of gain settings determined by the resistor connected across the RG pins, with high common-mode rejection and low offset voltage.
Manufacturer
Application
1. Medical Instrumentation: Used in ECG and EEG devices for accurate bio-signal amplification.
2. Industrial Process Controls: Facilitates precise sensor data acquisition in automation systems.
3. Weigh Scales: Ensures accurate weight measurements through strain gauge signal amplification.
4. Data Acquisition Systems: Enhances signal fidelity in various sensor-based systems.
5. Bridge Transducer Interfaces: Ideal for pressure and temperature sensor applications.
6. Portable and Battery-Powered Devices: Its low power draw makes it suitable for mobile applications.
These applications benefit from the AD8226's high common-mode rejection ratio and low offset voltage.