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INA828IDR
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HerstellerTexas Instruments
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Herstellerteil #INA828IDR
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Auf Lager5345
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| SlewRate | 1.2V/µs |
| -3dbBandwidth | 2 MHz |
| Current-InputBias | 150 pA |
| Voltage-InputOffset | 20 µV |
| Current-Supply | 600µA |
| 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) |
Übersicht
Description
The INA828IDR operates over a supply voltage range of ±2.25V to ±18V, making it versatile for various power supply configurations. It features low input bias current, which minimizes errors in high-impedance sensor applications. Additionally, the amplifier provides high bandwidth and fast settling times, suitable for precision measurement systems.
Packaged in an 8-pin SOIC, the INA828IDR is designed for ease of use and integration into compact designs. Its robust design ensures reliable performance across temperature variations, making it suitable for industrial, medical, and aerospace applications.
Equivalent
1. AD8221 from Analog Devices
2. MAX4462 from Maxim Integrated (Note: different performance specs)
3. LT1167 from Analog Devices (formerly Linear Technology)
4. MCP6N11 from Microchip Technology
These alternatives vary in specifications, so it's important to check their datasheets to ensure they meet your specific application requirements.
Features
1. High Precision: It offers low offset voltage and low offset voltage drift, ensuring accurate signal amplification.
2. Low Noise: With a low input voltage noise density, it is suitable for precision measurements.
3. Wide Gain Range: The gain can be set from 1 to 1000 through an external resistor, providing flexibility in signal conditioning.
4. High Common-Mode Rejection Ratio (CMRR): It provides excellent rejection of unwanted noise and interference.
5. Wide Supply Range: Operates on a dual supply of ±2.25 V to ±18 V or a single supply of 4.5 V to 36 V, accommodating various power conditions.
6. Rail-to-Rail Output: The output range is nearly rail-to-rail, maximizing dynamic range.
7. Temperature Range: It functions effectively across a wide temperature range from -40°C to 125°C.
8. Small Package: Available in a compact MSOP-8 package, ideal for space-constrained applications.
These features make it suitable for precision data acquisition systems, medical instrumentation, and other applications requiring high accuracy and reliability.
Pinout
1. V+ (Pin 8): Positive power supply.
2. V- (Pin 4): Negative power supply.
3. IN+ (Pin 3): Non-inverting input.
4. IN- (Pin 2): Inverting input.
5. RG (Pin 1): Gain setting resistor pin; connected to a resistor to set the amplifier's gain.
6. REF (Pin 5): Reference voltage input; sets the output voltage reference level.
7. OUT (Pin 6): Output; provides the amplified differential signal.
8. NC (Pin 7): No connection; typically not used in the circuit.
The INA828IDR is designed for accurate, low-noise amplification of small differential signals and is commonly used in applications requiring high precision, such as sensor signal conditioning and data acquisition systems.
Manufacturer
Application
1. Medical Instrumentation: Enhances bio-signal acquisition, such as ECGs and EEGs, by providing high common-mode rejection.
2. Industrial Process Control: Monitors and controls sensor outputs in automation systems.
3. Test and Measurement: Amplifies weak signals for precise data acquisition in laboratory instruments.
4. Weighing Scales: Interfaces with load cells for accurate weight measurement.
5. Data Acquisition Systems: Provides reliable signal amplification in multi-channel systems.
6. Seismic and Geophysical Instruments: Amplifies low-level signals in sensitive geological equipment.
Its low noise, wide bandwidth, and high input impedance make it suitable for precision and low-power applications.