NE5534N

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The NE5534N is an operational amplifier (op amp) that optimizes low noise performance for any application that requires high gain, high bandwidth, low distortion, wide dynamic range, and low cost. It is characterized by its low noise, high frequency capability, wide dynamic range, and low distortion. The NE5534N is designed to operate from low power supplies while providing excellent AC and DC performance. It is also designed to provide precision performance on any application that requires large gain or wide bandwidth.

The NE5534N is an internally compensated, unity-gain as well as non-unity-gain stable, bipolar input low power amplifier with a dedicated pin for common gain tie. This device combines excellent noise performance with low distortion and wide dynamic range. The NE5534N features 100 dB of voltage gain and operates up to 25 MHz with a low noise floor of only 4nV/√Hz. In addition, the NE5534N has low output offset voltage, low input bias current, wide temperature range, and input over voltage protection.

The NE5534N is designed as an excellent choice for a wide range of applications. These include operational amplifiers, instrumentation amplifiers, driver circuits, and LED display circuits. Its low power consumption makes it ideally suited for battery-powered and portable requirements. Its wide bandwidth makes it suitable for audio, radio, and video applications. It finds applications in the fields of automotive, telecommunications, video and audio, instrumentation, professional and consumer audio, and medical.

The operating principle of the NE5534N op amp involves three individual input stages that are connected in parallel, followed by two output stages. Each input stage consists of an input transistor, a load resistor, and two more transistors for the differential pair. This helps in providing improved linearity and fast response time. The two output stages of the NE5534N are connected to the collector of the differential pair, with the output current being taken from the collector of the input transistor. This helps in driving the output stages while keeping the noise floor low.

The NE5534N features a slew rate of 20V/μs and a supply current of 5 mA (max). Its output is fully protected against overload and short circuit conditions. The output characteristics of the NE5534N can also be tailored to the application requirements by using external compensation capacitors. An enhanced version of the NE5534N called the NE5534AE is also available which offers improved performance in terms of noise, distortion, and output current capability.

In conclusion, the NE5534N is an excellent choice for any linear applications that require low noise performance with low distortion, wide bandwidth, and low power consumption. It is suitable for various instrumentation, audio, video, and automotive applications. The device offers excellent performance and flexibility due to its adjustable output characteristics and wide dynamic range.

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