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INA818IDR
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FabricanteTexas Instruments
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Peça do Fabricante #INA818IDR
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Zero-Drift |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| SlewRate | 0.9V/µs |
| -3dbBandwidth | 2 MHz |
| Current-InputBias | 150 pA |
| Voltage-InputOffset | 10 µV |
| Current-Supply | 350µA |
| Current-Output/Channel | 20 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
The amplifier operates with a wide supply voltage range and can be powered by either single or dual supplies, enhancing its versatility in different circuit designs. It features a gain set by a single external resistor, allowing for easy customization of gain levels up to 10,000.
The INA818IDR is housed in a small, 8-pin SOIC package, which is suitable for space-constrained applications. Its robust design ensures high performance with low power consumption, making it an excellent choice for portable and battery-operated devices. The device's input protection and ESD protection further enhance its reliability in various environments.
Equivalent
1. AD8421 from Analog Devices - Offers low noise and high bandwidth.
2. MAX4208 from Maxim Integrated - Known for low offset voltage and low drift.
3. LT1167 from Analog Devices (Linear Technology) - Provides a wide supply range.
4. MCP6N11 from Microchip Technology - Features low quiescent current and high common-mode rejection ratio.
These alternatives may have differences in specifications, so reviewing datasheets for compatibility is recommended.
Features
1. Low Power Consumption: It operates efficiently with low power requirements.
2. High Common-Mode Rejection Ratio (CMRR): Ensures precision by minimizing noise and interference, even in electrically noisy environments.
3. Wide Gain Range: The gain can be easily set from 1 to 1000 via an external resistor, providing flexibility for various applications.
4. Low Offset Voltage: Offers excellent accuracy by minimizing voltage offset.
5. Rail-to-Rail Output: Enables full voltage output swing, which is ideal for maximizing dynamic range.
6. Wide Supply Voltage Range: Compatible with single or dual power supplies, enhancing versatility in different circuit designs.
7. Robust Performance: Ensures reliable operation across a wide temperature range, making it suitable for industrial and medical applications.
These characteristics make the INA818IDR suitable for applications requiring precision amplification, such as sensor signal conditioning and data acquisition systems.
Pinout
1. Pin 1 (RG): Gain setting resistor pin. Connect a resistor between RG and GND to set the gain.
2. Pin 2 (V-): Negative power supply voltage.
3. Pin 3 (IN+): Non-inverting input.
4. Pin 4 (IN-): Inverting input.
5. Pin 5 (REF): Reference voltage pin. This can be used to shift the output level.
6. Pin 6 (VOUT): Output voltage.
7. Pin 7 (V+): Positive power supply voltage.
8. Pin 8 (RG): Gain setting resistor pin (connected internally with Pin 1).
The INA818IDR is designed for high-precision and low-noise applications, offering features like low offset voltage and low input bias current, making it suitable for a variety of medical, industrial, and measurement applications.
Manufacturer
Application
1. Medical Instrumentation: For amplifying bio-signals such as ECG and EEG.
2. Industrial Automation: Used in data acquisition systems and sensor signal conditioning.
3. Weighing Scales: Enhances precision in load cell signal amplification.
4. Test and Measurement Equipment: Ensures high accuracy in instrumentation systems.
5. Process Control: Used in pressure and temperature sensor interfaces.
6. Consumer Electronics: Suitable for applications requiring low noise and high gain.
These applications benefit from the INA818IDR’s low offset voltage, low noise, and high common-mode rejection ratio.