INA190A3IRSWR

Product Overview

Category: Integrated Circuit (IC)

Use: The INA190A3IRSWR is a high-side current shunt monitor IC designed for precise current measurement in various applications.

Characteristics: - High accuracy and precision - Wide input voltage range - Low offset voltage and drift - High common-mode rejection ratio - Small package size

Package: The INA190A3IRSWR is available in a small SOT-23 package, which makes it suitable for space-constrained designs.

Essence: The essence of the INA190A3IRSWR lies in its ability to accurately measure current on the high side of a circuit, providing valuable information for monitoring and control purposes.

Packaging/Quantity: The INA190A3IRSWR is typically sold in reels containing 3000 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 26V
• Input Common-Mode Voltage Range: -0.3V to V+ + 0.3V
• Quiescent Current: 60µA (typical)
• Gain Error: ±0.5% (maximum)
• Bandwidth: 500kHz (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA190A3IRSWR has three pins:

1. V+: Positive supply voltage pin.
2. IN+: Non-inverting input pin for connecting the high-side of the current shunt resistor.
3. OUT: Output pin that provides the amplified and filtered current measurement signal.

Functional Features

• High accuracy current measurement
• Overvoltage and reverse polarity protection
• Built-in level shifting for unidirectional current sensing
• Wide operating temperature range
• Low power consumption

Advantages and Disadvantages

Advantages: - High accuracy and precision - Wide input voltage range - Small package size - Built-in protection features

Disadvantages: - Limited current measurement range - Requires an external shunt resistor for operation

Working Principles

The INA190A3IRSWR operates based on the principle of measuring the voltage drop across a shunt resistor to determine the current flowing through it. It amplifies this voltage drop and provides a proportional output voltage that can be easily measured and interpreted.

Detailed Application Field Plans

The INA190A3IRSWR finds applications in various fields, including but not limited to:

1. Power management systems
2. Battery monitoring and charging circuits
3. Motor control systems
4. Solar power systems
5. Industrial automation

Detailed and Complete Alternative Models

1. INA193A3IRSWR: Similar to the INA190A3IRSWR with improved gain error specifications.
2. INA199A3IRSWR: Higher precision version with lower offset voltage and drift.
3. INA191A3IRSWR: Lower supply voltage range variant suitable for low-power applications.

These alternative models provide similar functionality to the INA190A3IRSWR but may have different specifications or additional features.

Word count: 399 words