Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Zero-Drift |
| ProductStatus | Active |
| Function | Current Monitor |
| SensingMethod | High/Low-Side |
| Accuracy | ±0.4% |
| Voltage-Input | -14V ~ 80V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Overview
Description
The INA282AIDR is a precision, high-side, current-sense amplifier designed by Texas Instruments. It is part of the INA282 series and is engineered to provide accurate current measurements by amplifying the voltage across a shunt resistor. Key features of the INA282AIDR include a fixed gain of 50 V/V, a wide common-mode voltage range from -14V to +80V, and a high bandwidth, making it suitable for fast transient applications. This device operates over a wide temperature range, typically from -40°C to +125°C, ensuring reliability in various environments.
The INA282AIDR is commonly used in applications such as power management, automotive systems, and industrial controls, where precise current monitoring is essential. With its low offset voltage and high accuracy, it helps in maximizing efficiency and safety in electrical systems. Available in a small, surface-mount package, the INA282AIDR is convenient for integration into compact PCB designs, offering designers flexibility and ease of use in developing advanced sensing solutions.
The INA282AIDR is commonly used in applications such as power management, automotive systems, and industrial controls, where precise current monitoring is essential. With its low offset voltage and high accuracy, it helps in maximizing efficiency and safety in electrical systems. Available in a small, surface-mount package, the INA282AIDR is convenient for integration into compact PCB designs, offering designers flexibility and ease of use in developing advanced sensing solutions.
Equivalent
The INA282AIDR is a high-precision current sense amplifier. Equivalent products would include the following:
1. MAX4372 – from Maxim Integrated.
2. AD8210 – from Analog Devices.
3. LMP8640 – from Texas Instruments.
4. ISL28006 – from Renesas Electronics.
5. ZXCT1009 – from Diodes Incorporated.
These alternatives offer similar functionalities but may differ in specifications and performance metrics, so it’s important to review datasheets for compatibility with your application.
1. MAX4372 – from Maxim Integrated.
2. AD8210 – from Analog Devices.
3. LMP8640 – from Texas Instruments.
4. ISL28006 – from Renesas Electronics.
5. ZXCT1009 – from Diodes Incorporated.
These alternatives offer similar functionalities but may differ in specifications and performance metrics, so it’s important to review datasheets for compatibility with your application.
Features
The INA282AIDR is a high-precision, bidirectional current shunt monitor from Texas Instruments. Key features include:
1. Wide Common-Mode Range: It operates over a common-mode voltage range from -14V to +80V, making it versatile for various applications.
2. High Accuracy: Offers a low offset voltage and high precision, ensuring accurate current measurement across a wide range of conditions.
3. High Bandwidth: Provides a bandwidth of 10 kHz, suitable for dynamic current measurement applications.
4. Gain Options: Comes with a fixed gain of 50 V/V, simplifying design and integration.
5. Low Offset Drift: Ensures stability over temperature variations, enhancing reliability.
6. Bidirectional Sensing: Capable of sensing current in both directions, suitable for various power management applications.
7. Compact Package: Available in an 8-pin SOIC package, ideal for space-constrained designs.
8. Low Power Consumption: Operates efficiently with minimal power usage, suitable for battery-powered devices.
These features make the INA282AIDR a robust choice for precision current sensing in power management systems, automotive applications, and industrial equipment.
1. Wide Common-Mode Range: It operates over a common-mode voltage range from -14V to +80V, making it versatile for various applications.
2. High Accuracy: Offers a low offset voltage and high precision, ensuring accurate current measurement across a wide range of conditions.
3. High Bandwidth: Provides a bandwidth of 10 kHz, suitable for dynamic current measurement applications.
4. Gain Options: Comes with a fixed gain of 50 V/V, simplifying design and integration.
5. Low Offset Drift: Ensures stability over temperature variations, enhancing reliability.
6. Bidirectional Sensing: Capable of sensing current in both directions, suitable for various power management applications.
7. Compact Package: Available in an 8-pin SOIC package, ideal for space-constrained designs.
8. Low Power Consumption: Operates efficiently with minimal power usage, suitable for battery-powered devices.
These features make the INA282AIDR a robust choice for precision current sensing in power management systems, automotive applications, and industrial equipment.
Pinout
The INA282AIDR is a precision current-shunt monitor by Texas Instruments. It is specifically designed for high-side current measurement applications. The device uses an external shunt resistor to convert a load current to a voltage and then amplifies this voltage so it can be easily measured by an analog-to-digital converter (ADC) or microcontroller.
The INA282AIDR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief overview of its pin functions:
1. V+: Supply voltage pin, where the device receives power.
2. IN+: Positive input pin connected to the shunt resistor.
3. IN-: Negative input pin connected to the shunt resistor.
4. REF1: Reference voltage input pin used to set the output reference voltage, allowing for bidirectional current sensing.
5. REF2: Another reference voltage input pin to further configure output reference.
6. OUT: Output pin where the amplified voltage is available.
7. GND: Ground pin for the device.
8. NC: No connection pin.
The INA282AIDR is popular in applications needing high accuracy and wide common-mode range current measurements, such as power management, battery chargers, and motor controls.
The INA282AIDR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief overview of its pin functions:
1. V+: Supply voltage pin, where the device receives power.
2. IN+: Positive input pin connected to the shunt resistor.
3. IN-: Negative input pin connected to the shunt resistor.
4. REF1: Reference voltage input pin used to set the output reference voltage, allowing for bidirectional current sensing.
5. REF2: Another reference voltage input pin to further configure output reference.
6. OUT: Output pin where the amplified voltage is available.
7. GND: Ground pin for the device.
8. NC: No connection pin.
The INA282AIDR is popular in applications needing high accuracy and wide common-mode range current measurements, such as power management, battery chargers, and motor controls.
Manufacturer
The INA282AIDR is manufactured by Texas Instruments Incorporated. Texas Instruments, commonly referred to as TI, is an American technology company headquartered in Dallas, Texas. It is one of the world’s largest semiconductor companies and specializes in designing and manufacturing semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. The company’s products include analog electronics, digital signal processors, microcontrollers, and education technology products such as calculators. TI is known for its innovation in the semiconductor industry, providing solutions across various sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.
Application
The INA282AIDR is a high-precision, bidirectional current shunt monitor. Its application areas include:
1. Automotive Systems: Monitoring battery current, fuel cells, and electrical loads.
2. Power Management: Measuring current in power supplies, battery chargers, and inverters.
3. Industrial Equipment: Current sensing in motor controls, automation systems, and process controls.
4. Telecommunications: Power monitoring in telecom infrastructure and data centers.
5. Consumer Electronics: Protecting and managing power in devices like laptops and smartphones.
6. Renewable Energy: Current monitoring in solar panels and wind turbines.
These applications benefit from its high accuracy, wide voltage range, and ability to measure both directions of current flow.
1. Automotive Systems: Monitoring battery current, fuel cells, and electrical loads.
2. Power Management: Measuring current in power supplies, battery chargers, and inverters.
3. Industrial Equipment: Current sensing in motor controls, automation systems, and process controls.
4. Telecommunications: Power monitoring in telecom infrastructure and data centers.
5. Consumer Electronics: Protecting and managing power in devices like laptops and smartphones.
6. Renewable Energy: Current monitoring in solar panels and wind turbines.
These applications benefit from its high accuracy, wide voltage range, and ability to measure both directions of current flow.
Package
The INA282AIDR is packaged in a "SOIC-8" (Small Outline Integrated Circuit) package. This type of package typically features 8 pins and is designed for surface mounting on a circuit board, providing a compact form factor suitable for various electronic applications.
