INA213CIRSWT

Product Overview

Category: Integrated Circuit (IC)

Use: The INA213CIRSWT is a high-precision, low-power, bidirectional current-sensing amplifier. It is specifically designed for use in applications that require accurate measurement of both positive and negative currents.

Characteristics: - High precision: The INA213CIRSWT offers excellent accuracy with a maximum offset voltage of 50µV and a gain error of only 0.5%. - Low power consumption: With a supply voltage range of 2.7V to 26V, this IC consumes minimal power, making it suitable for battery-powered applications. - Bidirectional sensing: The device can accurately measure both positive and negative currents flowing through the load. - Wide common-mode voltage range: The INA213CIRSWT can operate with a common-mode voltage range from -0.2V to +26V, allowing flexibility in various applications. - Temperature stability: It maintains its performance over a wide temperature range, making it suitable for harsh environments.

Package: The INA213CIRSWT is available in a small outline package (SOT-23) which provides compactness and ease of integration into different circuit designs.

Essence: This IC serves as a crucial component in current measurement circuits, enabling accurate monitoring and control of currents in various electronic systems.

Packaging/Quantity: The INA213CIRSWT is typically sold in reels containing 3000 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 26V
• Common-Mode Voltage Range: -0.2V to +26V
• Offset Voltage: 50µV (maximum)
• Gain Error: 0.5% (maximum)
• Bandwidth: 200kHz
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA213CIRSWT has a total of 6 pins, as follows:

1. V+ (Positive Supply Voltage)
2. V- (Negative Supply Voltage)
3. OUT (Output)
4. REF (Reference Voltage)
5. IN- (Inverting Input)
6. IN+ (Non-Inverting Input)

Functional Features

• High accuracy current sensing: The INA213CIRSWT provides precise measurement of bidirectional currents with low offset voltage and gain error.
• Wide common-mode voltage range: It allows for flexible operation in various applications.
• Low power consumption: The IC consumes minimal power, making it suitable for battery-powered devices.
• Compact package: The small outline package enables easy integration into different circuit designs.

Advantages and Disadvantages

Advantages: - High precision current sensing - Bidirectional current measurement capability - Wide common-mode voltage range - Low power consumption - Compact package size

Disadvantages: - Limited bandwidth (200kHz) - Higher cost compared to some alternative models

Working Principles

The INA213CIRSWT operates based on the principle of amplifying the voltage drop across a shunt resistor placed in series with the load. By accurately measuring this voltage drop, the IC can determine the current flowing through the load. The differential inputs, IN+ and IN-, sense the voltage across the shunt resistor, while the internal amplifier amplifies this voltage to provide an output proportional to the current.

Detailed Application Field Plans

The INA213CIRSWT finds application in various fields where accurate current measurement is essential. Some specific areas of use include: - Power management systems - Battery charging and monitoring - Motor control systems - Industrial automation - Solar energy systems - Automotive electronics

Detailed and Complete Alternative Models

While the INA213CIRSWT offers excellent performance, there are alternative models available in the market that cater to different requirements. Some notable alternatives include: - INA210 - INA211 - INA212 - INA214

These alternative models may offer different features, specifications, or package options, allowing users to choose the most suitable option for their specific application needs.

Word count: 536 words