MAX4376HAUK-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Current Sense Amplifier
• Characteristics: High Accuracy, Low Power Consumption
• Package: SOT23-8
• Essence: The MAX4376HAUK-T is a current sense amplifier designed for precision measurement of small currents in various applications.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Common-Mode Voltage Range: -0.1V to +28V
• Gain Error: ±0.5% (max)
• Quiescent Current: 40µA (typ)
• Bandwidth: 500kHz (typ)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX4376HAUK-T has the following pin configuration:

____ IN+ | | IN- | | OUT | | GND | | REF | | VCC | | NC | | NC |____|

Functional Features

• High accuracy current sensing with low gain error
• Wide input common-mode voltage range allows flexibility in different applications
• Low power consumption for energy-efficient designs
• High bandwidth enables fast response time

Advantages

• Precise measurement of small currents
• Versatile application possibilities due to wide input voltage range
• Low power consumption extends battery life in portable devices
• Fast response time for real-time current monitoring

Disadvantages

• Limited to single-ended input configuration
• Requires external components for specific applications
• Relatively small package size may require careful PCB layout

Working Principles

The MAX4376HAUK-T is based on a differential amplifier architecture. It amplifies the voltage difference between the IN+ and IN- inputs, which are connected to the current sensing resistor in series with the load. The amplified voltage is then available at the OUT pin, providing a proportional representation of the sensed current.

Detailed Application Field Plans

The MAX4376HAUK-T finds applications in various fields, including:

1. Battery Management Systems: Accurate monitoring of charging and discharging currents in electric vehicles and portable devices.
2. Power Supplies: Precise measurement of load currents for efficient power management and fault detection.
3. Motor Control: Current sensing in motor control circuits for precise torque and speed control.
4. Industrial Automation: Monitoring of current levels in industrial equipment for process control and safety.

Detailed and Complete Alternative Models

1. INA219: High-side current sense amplifier with I2C interface.
2. LT6105: Precision current sense amplifier with adjustable gain.
3. AD8210: Wide input voltage range current shunt monitor.

These alternative models offer similar functionality and can be considered as alternatives to the MAX4376HAUK-T depending on specific requirements.

In conclusion, the MAX4376HAUK-T is a high-precision current sense amplifier suitable for a wide range of applications. Its accuracy, low power consumption, and compact package make it an excellent choice for current measurement needs.