INA201AIDGKTG4

Product Overview

Category: Integrated Circuit (IC)

Use: The INA201AIDGKTG4 is a high-precision, low-power, bidirectional current-sensing amplifier. It is commonly used in applications where accurate measurement of current is required, such as power management systems, battery monitoring, motor control, and industrial automation.

Characteristics: - High precision: The INA201AIDGKTG4 offers excellent accuracy in current sensing, with a maximum offset voltage of 50µV and a gain error of only 0.1%. - Low power consumption: This IC operates at a low supply voltage range of 2.7V to 5.5V, making it suitable for battery-powered devices. - Bidirectional sensing: The INA201AIDGKTG4 can measure both positive and negative currents, allowing for versatile current monitoring applications. - Wide input common-mode range: With a common-mode voltage range of -16V to +80V, this amplifier can handle a wide variety of input signals. - Small package: The INA201AIDGKTG4 is available in a compact MSOP-8 package, which makes it suitable for space-constrained designs.

Package/Quantity: The INA201AIDGKTG4 is typically sold in reels or tubes containing 250 units per package.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Common-Mode Voltage Range: -16V to +80V
• Maximum Offset Voltage: 50µV
• Gain Error: 0.1%
• Bandwidth: 200kHz
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA201AIDGKTG4 has a total of 8 pins, which are assigned as follows:

1. V+ (Positive Supply Voltage)
2. V- (Negative Supply Voltage)
3. REF (Reference Voltage)
4. OUT (Amplifier Output)
5. IN- (Inverting Input)
6. IN+ (Non-Inverting Input)
7. SET (Gain Setting)
8. GND (Ground)

Functional Features

• High gain accuracy: The INA201AIDGKTG4 provides precise amplification of current signals, ensuring accurate measurement and monitoring.
• Wide input voltage range: With its wide common-mode voltage range, this amplifier can handle a variety of input signals without distortion.
• Low power consumption: The low quiescent current of 60µA makes the INA201AIDGKTG4 suitable for battery-powered applications.
• Bidirectional sensing: This IC allows for the measurement of both positive and negative currents, enabling versatile current monitoring capabilities.

Advantages and Disadvantages

Advantages: - High precision and accuracy in current sensing - Wide input voltage range - Low power consumption - Compact package size - Bidirectional current sensing capability

Disadvantages: - Limited bandwidth compared to some other current-sensing amplifiers - Requires external gain-setting resistor for operation

Working Principles

The INA201AIDGKTG4 operates based on the principle of amplifying the voltage difference across a shunt resistor connected in series with the current path. It utilizes a differential amplifier configuration to amplify the small voltage drop across the shunt resistor and provide an amplified output proportional to the current being sensed. The gain of the amplifier can be set using an external resistor connected to the SET pin.

Application Field Plans

The INA201AIDGKTG4 finds application in various fields, including: - Power management systems - Battery monitoring and charging - Motor control and protection - Industrial automation and control systems - Current monitoring in automotive applications - Solar power systems

Alternative Models

Some alternative models to the INA201AIDGKTG4 include: - INA210AIDCKR - INA213AIDCKT - INA216AIDCKT - INA219AIDCKT - INA220AIDCKT

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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