| Allicdata Part #: | OPA4277UA-ND |
| Manufacturer Part#: |
OPA4277UA |
| Price: | $ 6.93 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC OPAMP GP 1MHZ 14SOIC |
| More Detail: | General Purpose Amplifier 4 Circuit 14-SOIC |
| DataSheet: |  OPA4277UA Datasheet/PDF |
| Quantity: | 3757 |
| 1 +: | $ 6.93000 |
| 10 +: | $ 6.72210 |
| 100 +: | $ 6.58350 |
| 1000 +: | $ 6.44490 |
| 10000 +: | $ 6.23700 |
Specifications
| Voltage - Input Offset: | 20µV |
| Base Part Number: | OPA4277 |
| Supplier Device Package: | 14-SOIC |
| Package / Case: | 14-SOIC (0.154", 3.90mm Width) |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 85°C |
| Voltage - Supply, Single/Dual (±): | 4 V ~ 36 V, ±2 V ~ 18 V |
| Current - Output / Channel: | 35mA |
| Current - Supply: | 790µA |
| Series: | -- |
| Current - Input Bias: | 500pA |
| Gain Bandwidth Product: | 1MHz |
| Slew Rate: | 0.8 V/µs |
| Output Type: | -- |
| Number of Circuits: | 4 |
| Amplifier Type: | General Purpose |
| Part Status: | Active |
| Packaging: | Tube |
Description
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The OPA4277UA is a linear-instrumentation operational amplifier (op amp) and buffered amplifier. It is predominantly used in fields that require high gain accuracy, low drift, and excellent noise performance. The OPA4277UA offers low operating current and high output current, making it an ideal choice for a variety of audio-signal processing applications that require low noise and low distortion.
The OPA4277UA is designed for use in precision DC as well as low-frequency AC applications, such as active filters and active summation circuits. It combines a wide bandwidth of up to 1 MHz, with a high output current of 8mA, providing excellent power-supply rejection ratios (PSRR) up to 70dB. Additionally, the OPA4277UA features excellent distortion figures, low noise, and low power consumption. The amplifier is packaged in an 8-pin leadless package, enabling easy use on a PCB.
The OPA4277UA's basic working principle is based on the concept of negative feedback. It consists of a differential amplifier stage, gain stage, and output stage. The differential amplifier stage takes two input signals, one positive and one negative, and amplifies the difference between them, resulting in a higher output voltage than the input voltage. The gain stage amplifies the differential voltage further, increasing the gain of the amplifier. Finally, the output stage converts this amplified voltage to a current, producing the desired output current.
The OPA4277UA's primary benefit is its ability to maintain high gain accuracy over a wide frequency range. Its high-impedance inputs, wide dynamic range, and low distortion make it suitable for many audio and video applications. Additionally, its high slew rate allows for fast rise and fall times, making it a great choice for applications needing quick frequency response. This makes it a suitable choice for many channel equalizer and surround sound processor designs.
The OPA4277UA is an excellent choice for a variety of applications that demand accuracy and good performance, including audio and video signal processing, equalization, and noise cancellation. Its high output current, low distortion, low noise, and excellent PSRR make it an excellent choice for many audio and video applications. Additionally, its wide bandwidth and low operating current make it ideal for applications requiring fast response time and low power consumption.
In summary, the OPA4277UA is an excellent choice when it comes to linear-instrumentation operational amplifiers (op amps) and buffered amplifiers. The amplifier's wide bandwidth, high output current, low distortion, low noise, and excellent PSRR make it a suitable choice for many applications. Additionally, its low operating current and high slew rate enable fast response times, making it a great choice for audio and video signal processing, equalization, and noise cancellation.
The specific data is subject to PDF, and the above content is for reference
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