INA207AIDGSRG4

Product Overview

Category: Integrated Circuit (IC)

Use: The INA207AIDGSRG4 is a high-side current sense amplifier designed for precision current measurement in various applications.

Characteristics: - High accuracy - Wide input voltage range - Low offset voltage - Low quiescent current - High common-mode rejection ratio

Package: The INA207AIDGSRG4 comes in a small and compact VSSOP-8 package, which allows for easy integration into space-constrained designs.

Essence: This IC provides accurate and reliable current sensing capabilities, making it suitable for applications that require precise current measurements.

Packaging/Quantity: The INA207AIDGSRG4 is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 2.7V to 26V
• Input Common-Mode Voltage Range: -0.3V to +26V
• Quiescent Current: 60µA (typical)
• Gain Bandwidth Product: 500kHz (typical)
• Offset Voltage: 100µV (maximum)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA207AIDGSRG4 has the following pin configuration:

___________ OUT | 1 8 | VS+ REF | 2 7 | IN- GND | 3 6 | IN+ VS- | 4 5 | SET ‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• High-side current sensing: The INA207AIDGSRG4 enables accurate measurement of current on the high side of the load, eliminating the need for a shunt resistor on the low side.
• Wide input voltage range: The IC can handle input voltages ranging from -0.3V to +26V, making it suitable for a wide range of applications.
• Low offset voltage: The low offset voltage ensures precise current measurements with minimal error.
• High common-mode rejection ratio: The INA207AIDGSRG4 provides excellent rejection of common-mode noise, resulting in accurate current measurements even in noisy environments.

Advantages and Disadvantages

Advantages: - High accuracy and precision - Wide input voltage range - Low power consumption - Small package size for easy integration - Excellent common-mode rejection ratio

Disadvantages: - Limited gain bandwidth product compared to some other current sense amplifiers - Requires external components for proper operation

Working Principles

The INA207AIDGSRG4 operates based on the principle of measuring the voltage drop across a sense resistor connected in series with the load. It amplifies this voltage drop to provide an output proportional to the load current. By using a high-side configuration, it eliminates the need for a shunt resistor on the low side, simplifying the design and reducing power losses.

Detailed Application Field Plans

The INA207AIDGSRG4 is commonly used in various applications that require accurate current sensing, such as:

1. Power management systems
2. Battery monitoring and protection circuits
3. Motor control systems
4. Industrial automation
5. Solar energy systems
6. LED lighting control
7. Automotive electronics

Detailed and Complete Alternative Models

1. INA206AIDGSRG4: Similar to the INA207AIDGSRG4 but with a lower gain bandwidth product.
2. INA208AIDGSRG4: Higher precision version with lower offset voltage and higher common-mode rejection ratio.
3. INA209AIDGSRG4: Provides additional features like adjustable gain and integrated voltage reference.

These alternative models offer different trade-offs in terms of performance and functionality, allowing designers to choose the most suitable option for their specific application requirements.

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