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OPA2379AIDR
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HerstellerTexas Instruments
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Herstellerteil #OPA2379AIDR
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Datenblatt OPA2379AIDR DataSheet
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Auf Lager2619
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.03V/µs |
| GainBandwidthProduct | 90 kHz |
| Current-InputBias | 5 pA |
| Voltage-InputOffset | 400 µV |
| Current-Supply | 2.9µA (x2 Channels) |
| Current-Output/Channel | 5 mA |
| Voltage-SupplySpan(Min) | 1.8 V |
| Voltage-SupplySpan(Max) | 5.5 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Übersicht
Description
Key features of the OPA2379AIDR include a low input bias current, low input offset voltage (typically 5 µV), and low input noise density, making it suitable for use in sensor signal amplification, data acquisition systems, and medical instrumentation. The device operates with a wide supply voltage range, typically from ±2.25 V to ±18 V, and exhibits rail-to-rail input and output swing, maximizing dynamic range in low-voltage applications.
The chip is available in a small-outline integrated circuit (SOIC) package, allowing for efficient use in densely populated circuit boards. Its stability, precision, and low power consumption make it ideal for battery-powered devices and other applications needing reliable and accurate analog signal processing.
Equivalent
1. OPA2380 - Offers similar precision specifications.
2. OPA377 - Known for low noise and precision.
3. AD8607 - From Analog Devices, similar low-noise and precision characteristics.
4. LT6016 - By Analog Devices, another precision op-amp option.
5. MCP6V07 - From Microchip, offering similar low-power precision.
When selecting a replacement, ensure the electrical and thermal specifications match your application requirements.
Features
1. Low Offset Voltage: Offers a very low offset voltage, enhancing precision in measurement applications.
2. Low Noise: Features low noise characteristics, making it suitable for audio, sensor, and instrumentation applications.
3. Low Input Bias Current: Ensures minimal error due to input bias current, beneficial for high-impedance sensors.
4. Wide Supply Range: Operates over a broad supply voltage range, typically from 2.7V to 5.5V, providing flexibility in various power environments.
5. Rail-to-Rail Output: Delivers rail-to-rail output swing, maximizing dynamic range, especially in low-voltage applications.
6. High CMRR and PSRR: Exhibits high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), crucial for maintaining performance amidst power supply variations.
7. Stable Performance: Offers unity-gain stability, ideal for buffer configurations.
8. Small Package: Available in a compact SOIC-8 package, allowing for space-saving designs.
These features make the OPA2379AIDR suitable for precision applications such as medical instrumentation, data acquisition, and industrial control systems.
Pinout
Here is a brief overview of its pin functions:
1. V+ (Pin 8): Positive power supply voltage.
2. V- (Pin 4): Negative power supply voltage or ground.
3. OUTA (Pin 1): Output of the first operational amplifier.
4. INA- (Pin 2): Inverting input of the first operational amplifier.
5. INA+ (Pin 3): Non-inverting input of the first operational amplifier.
6. OUTB (Pin 7): Output of the second operational amplifier.
7. INB- (Pin 6): Inverting input of the second operational amplifier.
8. INB+ (Pin 5): Non-inverting input of the second operational amplifier.
The OPA2379 is suitable for precision sensor conditioning, portable instrumentation, and data acquisition systems due to its low offset voltage, low noise, and low power consumption.
Manufacturer
Application
1. Sensor Signal Conditioning: Enhances accuracy in processing signals from sensors like temperature, pressure, and strain gauges.
2. Medical Instrumentation: Used in devices requiring precise signal amplification such as ECG and EEG equipment.
3. Data Acquisition Systems: Improves the integrity of data collection by ensuring low noise and high precision.
4. Industrial Controls: Supports accurate control systems in automation and process control.
5. Active Filters and Analog Signal Processing: Ideal for precise filtering and signal manipulation tasks.
These applications benefit from the amplifier's high performance in terms of low power consumption and high precision.