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OPA4228UA
+BOMOPA4228 QUAD HIGH PRECISION, WID
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ManufacturerBurr Brown
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Mfr. Part #OPA4228UA
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Datasheet OPA4228UA DataSheet
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In Stock7775
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Specifications
| Attribute | Value |
| PartStatus | Active |
| AmplifierType | Standard |
| NumberofCircuits | 4 |
| SlewRate | 11V/µs |
| Current-InputBias | 2.5 nA |
| Voltage-InputOffset | 10 µV |
| Current-Supply | 3.7mA (x4 Channels) |
| Current-Output/Channel | 45 mA |
| Voltage-SupplySpan(Min) | 5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -55°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 14-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 14-SOIC |
| GainBandwidthProduct | 33 MHz |
Overview
Description
Key features include a wide supply voltage range, typically ±4.5V to ±18V, which enhances its versatility in various circuit designs. It offers a low input noise voltage of 3 nV/√Hz, contributing to its suitability for low-noise and high-precision tasks. The OPA4228UA is available in an 8-pin SOIC package, making it easy to incorporate into surface-mount designs.
Overall, the OPA4228UA is chosen for applications where high precision and low noise are critical, providing reliable performance in demanding environments.
Equivalent
Features
1. Low Noise: The amplifier boasts a low voltage noise density, typically around 3 nV/√Hz, making it suitable for applications requiring high accuracy and precision.
2. Low Distortion: It offers ultra-low distortion levels, which is ideal for audio and other high-fidelity applications.
3. Wide Bandwidth: The unit provides a wide gain bandwidth product, typically around 33 MHz, enabling it to handle fast signal processing tasks.
4. Low Offset Voltage: It has a low input offset voltage, typically around 75 µV, which enhances its precision in DC-coupled applications.
5. High Slew Rate: The OPA4228UA features a high slew rate of about 20 V/µs, facilitating fast response times.
6. Rail-to-Rail Output: This feature allows the output voltage to swing very close to the power supply rails, maximizing dynamic range.
7. Wide Supply Voltage Range: The device can operate on a wide supply voltage range from ±4.5 V to ±18 V, making it versatile for various applications.
These features make the OPA4228UA suitable for precision instrumentation, audio processing, and other applications requiring high accuracy and low noise.
Pinout
1. V+ (Pin 8): Positive power supply voltage.
2. V- (Pin 4): Negative power supply voltage or ground in a single-supply configuration.
3. OUT A (Pin 1): Output of the first operational amplifier.
4. IN- A (Pin 2): Inverting input of the first operational amplifier.
5. IN+ A (Pin 3): Non-inverting input of the first operational amplifier.
6. IN+ B (Pin 5): Non-inverting input of the second operational amplifier.
7. IN- B (Pin 6): Inverting input of the second operational amplifier.
8. OUT B (Pin 7): Output of the second operational amplifier.
OPA4228UA is used in applications requiring high precision, low noise, and low distortion, such as instrumentation and sensor amplification.
Manufacturer
Application
1. Data Acquisition Systems: Ideal for precise signal processing.
2. Medical Instrumentation: Used in ECG, EEG, and other sensitive signal monitoring.
3. Test and Measurement Equipment: Ensures accuracy and stability in various measurement devices.
4. Audio Processing: Enhances sound quality in high-fidelity audio equipment.
5. Industrial Control Systems: Provides reliable performance in feedback and control loops.
6. Sensors and Transducers: Amplifies low-level signals with minimal noise.
Its versatility and precision make it suitable for numerous applications requiring high performance and reliability.