Maxim Integrated
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MAX4712ESE+T
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MAX4712ESE+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Current Sense Amplifier
  • Characteristics: High accuracy, low power consumption
  • Package: 16-pin Narrow SOIC (Small Outline Integrated Circuit)
  • Essence: Measures and amplifies current signals
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Input Common Mode Voltage Range: -0.1V to VDD + 0.1V
  • Operating Temperature Range: -40°C to +85°C
  • Gain Error: ±0.5%
  • Quiescent Current: 60µA (typical)

Pin Configuration

The MAX4712ESE+T has a total of 16 pins. The pin configuration is as follows:

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

Functional Features

  • High accuracy current sensing
  • Low power consumption
  • Wide supply voltage range
  • Rail-to-rail input and output operation
  • Adjustable gain through external resistors

Advantages and Disadvantages

Advantages: - High accuracy measurement - Low power consumption - Wide supply voltage range allows for versatile applications - Rail-to-rail operation ensures accurate signal amplification

Disadvantages: - Limited number of available pins for additional functionalities - Requires external resistors for gain adjustment

Working Principles

The MAX4712ESE+T is a current sense amplifier that measures and amplifies current signals. It operates by converting the input current into a proportional voltage output. The gain of the amplifier can be adjusted using external resistors connected to the REF pin. The device operates within a wide supply voltage range and provides accurate measurements with low power consumption.

Detailed Application Field Plans

The MAX4712ESE+T is commonly used in various applications, including:

  1. Battery monitoring systems
  2. Power management circuits
  3. Motor control systems
  4. Current sensing in industrial equipment
  5. Overcurrent protection circuits

Detailed and Complete Alternative Models

  1. INA219: High-side current shunt and power monitor
  2. ACS712: Hall effect-based linear current sensor
  3. LT6105: Precision high-side current sense amplifier
  4. AD8210: High common-mode voltage current shunt monitor
  5. MAX4080: Precision high-side current-sense amplifier

These alternative models offer similar functionalities and can be considered as alternatives to the MAX4712ESE+T based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX4712ESE+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX4712ESE+T in technical solutions:

  1. Q: What is the MAX4712ESE+T? A: The MAX4712ESE+T is a current-sense amplifier IC that can measure small differential voltages across a shunt resistor to accurately monitor current.

  2. Q: How does the MAX4712ESE+T work? A: It works by amplifying the voltage drop across a shunt resistor, which is proportional to the current flowing through it, and providing an output voltage that can be measured or used for further processing.

  3. Q: What is the purpose of using the MAX4712ESE+T in technical solutions? A: The MAX4712ESE+T is commonly used in applications where accurate current monitoring is required, such as power management systems, battery chargers, motor control, and overcurrent protection circuits.

  4. Q: What is the maximum current range that the MAX4712ESE+T can measure? A: The MAX4712ESE+T can measure currents up to ±3A.

  5. Q: Can the MAX4712ESE+T operate with a single power supply? A: Yes, the MAX4712ESE+T can operate with a single power supply ranging from 2.7V to 28V.

  6. Q: Does the MAX4712ESE+T require external components for operation? A: Yes, it requires an external shunt resistor and decoupling capacitors for proper operation.

  7. Q: What is the output voltage range of the MAX4712ESE+T? A: The output voltage range is typically from 0V to VCC-1.2V.

  8. Q: Can the MAX4712ESE+T provide a digital output? A: No, the MAX4712ESE+T provides an analog output voltage that needs to be converted to a digital value using an ADC if required.

  9. Q: Is the MAX4712ESE+T suitable for high-frequency applications? A: Yes, the MAX4712ESE+T has a bandwidth of 500kHz, making it suitable for high-frequency current sensing applications.

  10. Q: Are there any application notes or reference designs available for the MAX4712ESE+T? A: Yes, Maxim Integrated provides application notes and reference designs on their website that can help with the implementation of the MAX4712ESE+T in various technical solutions.

Please note that these answers are general and may vary depending on specific design requirements and application considerations.