Imagens apenas para referência
OPA227U
+Lista de MateriaisIC OPAMP GP 1 CIRCUIT 8SOIC
-
FabricanteTexas Instruments
-
Peça do Fabricante #OPA227U
-
Ficha Técnica OPA227U DataSheet
-
Em Estoque5310
365 Garantia de Qualidade em 1 dia
7*24 Garantia de serviço em 24 horas
90-Garantia de pós-venda em 1 dia
Garantia de Produto Genuíno
Especificações
| Atributo | Valor |
| Part Status | Active |
| Base Product Number | OPA227 |
| Amplifier Type | Standard (General Purpose) |
| Number of Circuits | 1 |
| Slew Rate | 2.3V/µs |
| Gain Bandwidth Product | 8 MHz |
| Current - Input Bias | 2.5 nA |
| Voltage - Input Offset | 5 µV |
| Current - Supply | 3.7mA |
| Voltage - Supply Span (Min) | 5 V |
| Voltage - Supply Span (Max) | 36 V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Packaging | Tube |
| Current - Output / Channel | 45 mA |
Visão Geral
Description
The U in OPA227U indicates a specific package type, which is often a small-outline integrated circuit (SOIC), suitable for surface-mount applications. The amplifier's low distortion and high output drive capabilities make it ideal for audio and communications applications as well. Its robust performance over a wide temperature range further enhances its suitability for industrial and scientific settings where reliability is critical.
Overall, the OPA227U's combination of precision, low noise, and versatility makes it a popular choice for engineers looking to design circuits requiring a high degree of accuracy and stability.
Equivalent
Features
It boasts a low input bias current, generally around 5 nA, which helps minimize errors in precision applications. The OPA227U has a high open-loop gain of about 160 dB, contributing to its accuracy and linearity. It also provides a wide power supply range from ±2.25 V to ±18 V, allowing flexibility in various circuit designs.
The amplifier supports a broad bandwidth of 8 MHz, enabling high-speed operation while maintaining precision. Additionally, it features a high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), which enhance its performance in noisy environments. The OPA227U is often used in applications such as data acquisition, medical instrumentation, and precision signal processing.
Pinout
1. Offset Trim: Used for offset voltage adjustment.
2. Inverting Input: The inverting input terminal of the op-amp.
3. Non-Inverting Input: The non-inverting input terminal of the op-amp.
4. V- (Negative Supply Voltage): The negative power supply terminal.
5. Offset Trim: Used for offset voltage adjustment (symmetrical with pin 1).
6. Output: The output terminal of the op-amp.
7. V+ (Positive Supply Voltage): The positive power supply terminal.
8. No Connection (NC): Typically not used in the standard configuration.
The OPA227U is known for its low noise, low offset voltage, and high precision, making it suitable for high-precision data acquisition systems, medical instruments, and other applications requiring high accuracy.
Manufacturer
Application
1. Data Acquisition Systems: Ensures precise signal amplification.
2. Medical Instrumentation: Used in devices like ECGs and blood pressure monitors for accurate signal processing.
3. Industrial Process Controls: Provides reliable performance in sensor signal conditioning.
4. Test and Measurement Equipment: Ideal for precise data analysis.
5. Transducer Interfaces: Enhances the accuracy in converting physical signals to electrical signals.
6. Precision Filters: Used in creating stable and accurate filter circuits.
Its robust performance makes it suitable for any application requiring high accuracy and low noise.