INA190A1IRSWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Current Shunt Monitor
• Characteristics: High accuracy, low offset voltage, wide common-mode voltage range
• Package: QFN (Quad Flat No-Lead)
• Essence: Monitors current flowing through a shunt resistor
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage: 2.7V to 5.5V
• Input Common-Mode Voltage Range: -0.3V to +26V
• Output Voltage Swing: 0V to Vcc - 1.2V
• Gain Error: ±0.25% (max)
• Offset Voltage: ±50µV (max)
• Bandwidth: 500kHz (typ)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA190A1IRSWR has the following pin configuration:

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| | | INA190A1IRSWR | |_______________________________________| | | | ___________________ | | | | | | IN+ | | OUT | |________| |_________| | | | | | IN- | | VS+ | |_________| |_________| | | | | | REF | | VS- | |_________|___________________|_________| ```

Functional Features

• Measures current by monitoring voltage across a shunt resistor
• High accuracy and precision measurements
• Wide common-mode voltage range allows for versatile applications
• Low offset voltage minimizes measurement errors
• High gain accuracy ensures precise current monitoring

Advantages and Disadvantages

Advantages

• High accuracy measurements
• Wide common-mode voltage range
• Low offset voltage
• Small package size (QFN)
• Suitable for a wide range of applications

Disadvantages

• Limited bandwidth compared to some other current monitors
• Requires an external shunt resistor for current sensing

Working Principles

The INA190A1IRSWR operates based on the principle of measuring the voltage drop across a shunt resistor. It amplifies this voltage drop and provides an output proportional to the current flowing through the shunt resistor. By accurately measuring the voltage drop, the device enables precise current monitoring.

Application Field Plans

The INA190A1IRSWR is suitable for various applications that require accurate current monitoring. Some potential application fields include:

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

Alternative Models

Here are some alternative models that provide similar functionality:

1. INA193A1IRSWR
2. INA194A1IRSWR
3. INA195A1IRSWR
4. INA196A1IRSWR
5. INA197A1IRSWR

These models offer comparable features and can be considered as alternatives to the INA190A1IRSWR.

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