INA170EA/250G4

Product Overview

Category

The INA170EA/250G4 belongs to the category of integrated circuits (ICs) specifically designed for current sensing applications.

Use

This product is primarily used for accurate and precise current measurement in various electronic systems and devices.

Characteristics

• High accuracy: The INA170EA/250G4 offers exceptional accuracy in current sensing, ensuring reliable measurements.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Low offset voltage: The IC has a low offset voltage, minimizing errors in current measurements.
• High bandwidth: With a high bandwidth capability, it can accurately measure fast-changing currents.
• Low power consumption: The INA170EA/250G4 is designed to consume minimal power, enhancing energy efficiency.

Package

This product is available in a small form factor package, allowing for easy integration into various circuit designs.

Essence

The essence of the INA170EA/250G4 lies in its ability to provide highly accurate current sensing capabilities, enabling precise monitoring and control of electrical currents.

Packaging/Quantity

The INA170EA/250G4 is typically packaged in reels or tubes, with a standard quantity of 250 units per package.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Common-Mode Voltage Range: -0.3V to Vcc + 0.3V
• Quiescent Current: 60µA (typical)
• Gain Bandwidth Product: 200kHz (typical)
• Output Voltage Swing: Rail-to-Rail
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA170EA/250G4 features the following pin configuration:

1. V+ (Positive Power Supply)
2. V- (Negative Power Supply)
3. OUT (Output Voltage)
4. REF (Reference Voltage)
5. SET (Gain Setting)

Functional Features

• High-side or low-side current sensing: The INA170EA/250G4 can be configured for both high-side and low-side current sensing applications.
• Programmable gain: It offers the flexibility to adjust the gain according to specific requirements, allowing for customization.
• Overload detection: The IC includes built-in overload detection, providing protection against excessive currents.
• Temperature compensation: It incorporates temperature compensation mechanisms to ensure accurate measurements across varying temperatures.

Advantages and Disadvantages

Advantages

• High accuracy in current sensing
• Wide input voltage range
• Low offset voltage
• High bandwidth capability
• Low power consumption

Disadvantages

• Limited quantity per package
• Requires external components for complete functionality

Working Principles

The INA170EA/250G4 operates based on the principle of measuring the voltage drop across a shunt resistor placed in series with the load. By amplifying this voltage drop, it accurately determines the current flowing through the load.

Detailed Application Field Plans

The INA170EA/250G4 finds extensive application in various fields, including: 1. Battery management systems 2. Power supplies and converters 3. Motor control systems 4. Solar energy systems 5. Industrial automation

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the INA170EA/250G4 include: - INA169 - INA180 - MAX4080S

These models provide comparable features and can be considered as alternatives depending on specific requirements.

In conclusion, the INA170EA/250G4 is a highly accurate and versatile integrated circuit designed for current sensing applications. With its wide input voltage range, low offset voltage, and high bandwidth capability, it offers precise current measurements in various electronic systems. While it has certain limitations, such as limited quantity per package and the need for external components, its advantages outweigh these drawbacks. The INA170EA/250G4 is widely used in battery management systems, power supplies, motor control, solar energy systems, and industrial automation. Alternative models like INA169, INA180, and MAX4080S can also be considered for similar applications.