MAX4747ETE+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX4747ETE+ belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for signal amplification and switching applications.

Characteristics

• The MAX4747ETE+ is a high-speed, low-power operational amplifier.
• It operates on a single power supply voltage ranging from 2.7V to 5.5V.
• This IC offers rail-to-rail input and output capabilities.
• It has a wide bandwidth and fast settling time, making it suitable for high-frequency applications.
• The MAX4747ETE+ exhibits low input offset voltage and low input bias current, ensuring accurate signal processing.

Package

The MAX4747ETE+ is available in a tiny 16-pin TQFN package, which stands for Thin Quad Flat No-Lead. This package provides excellent thermal performance and compact size, making it ideal for space-constrained designs.

Essence

The essence of the MAX4747ETE+ lies in its ability to amplify and switch signals accurately and efficiently.

Packaging/Quantity

This IC is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Offset Voltage: ±0.5mV (maximum)
• Input Bias Current: ±1nA (maximum)
• Bandwidth: 50MHz (typical)
• Slew Rate: 20V/µs (typical)
• Quiescent Current: 500µA (typical)

Detailed Pin Configuration

The MAX4747ETE+ features a 16-pin TQFN package with the following pin configuration:

1. OUT-
2. IN-
3. V-
4. IN+
5. OUT+
6. NC
7. NC
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. V+
15. GND
16. SHDN

Functional Features

• Rail-to-rail input and output voltage range.
• Low input offset voltage and input bias current for accurate signal processing.
• High bandwidth and fast settling time for high-frequency applications.
• Single-supply operation simplifies circuit design.
• Shutdown mode (SHDN pin) for power-saving purposes.

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Rail-to-rail capabilities enable maximum utilization of the available voltage range.
• Low input offset voltage and input bias current ensure precise signal amplification.
• Small package size facilitates integration into space-constrained designs.
• Shutdown mode helps conserve power when the IC is not in use.

Disadvantages

• Limited number of pins may restrict the complexity of the circuitry that can be implemented.
• Higher quiescent current compared to some other low-power operational amplifiers.

Working Principles

The MAX4747ETE+ operates as a voltage amplifier, taking an input signal and amplifying it to a higher level while maintaining accuracy. It utilizes a differential input stage, followed by gain stages and output buffers. The rail-to-rail input and output capabilities allow the IC to handle signals that span the entire supply voltage range. The low input offset voltage and input bias current contribute to the precision of the amplified signal.

Detailed Application Field Plans

The MAX4747ETE+ finds application in various fields, including:

1. Audio Amplification: It can be used in audio equipment to amplify low-level audio signals without distortion.
2. Sensor Signal Conditioning: The IC can process and amplify signals from sensors, such as temperature or pressure sensors, for further analysis.
3. Communication Systems: It is suitable for signal amplification and filtering in wireless communication systems.
4. Test and Measurement Instruments: The IC can be integrated into test and measurement equipment to amplify and process signals accurately.

Detailed and Complete Alternative Models

1. MAX4748ETE+: Similar to the MAX4747ETE+, but with higher bandwidth and faster slew rate.
2. MAX4749ETE+: A lower-power version of the MAX4747ETE+ with reduced quiescent current.
3. MAX4750ETE+: Offers additional features like programmable gain and offset adjustment.

These alternative models provide options with varying specifications and capabilities, allowing designers to choose the most suitable IC for their specific application requirements.

In conclusion, the MAX4747ETE+ is a high-speed, low-power operational amplifier that excels in accurate signal amplification and switching applications. Its wide supply voltage range, rail-to-rail capabilities, and small package size make it versatile and suitable for various fields, including audio amplification, sensor signal conditioning, communication systems, and test and