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INA228AIDGSR
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規格
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | Current Sense |
| NumberofCircuits | 1 |
| Current-InputBias | 100 nA |
| Current-Supply | 640µA |
| Voltage-SupplySpan(Min) | 2.7 V |
| Voltage-SupplySpan(Max) | 5.5 V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
概述
Description
The INA228AIDGSR is a high-precision, digital power monitor from Texas Instruments. It is designed for current, voltage, and power monitoring in various electronic systems. The device is capable of measuring both high-side and low-side currents, making it versatile for different circuit configurations. It features an I²C or SMBus compatible interface, which allows for easy integration into microcontroller-based systems.
Key features of the INA228AIDGSR include a 20-bit ADC for high-resolution measurements, programmable calibration and conversion times, and alert functions for over-limit conditions. The device operates over a wide temperature range and supply voltage, enhancing its applicability in diverse environments. Its low offset and drift characteristics ensure accurate measurements over time.
The INA228AIDGSR can be used in various applications, such as battery management systems, server power monitoring, and motor control, where precise power measurement is crucial. Its small size and robust design make it suitable for compact and space-constrained applications.
Key features of the INA228AIDGSR include a 20-bit ADC for high-resolution measurements, programmable calibration and conversion times, and alert functions for over-limit conditions. The device operates over a wide temperature range and supply voltage, enhancing its applicability in diverse environments. Its low offset and drift characteristics ensure accurate measurements over time.
The INA228AIDGSR can be used in various applications, such as battery management systems, server power monitoring, and motor control, where precise power measurement is crucial. Its small size and robust design make it suitable for compact and space-constrained applications.
Features
The INA228AIDGSR is a precision current, voltage, and power monitor from Texas Instruments, designed for high-accuracy measurements in various applications. Key features include:
1. High Precision: It offers high-accuracy measurements with a low offset voltage, making it suitable for precise current sensing.
2. Wide Input Range: Supports a wide common-mode voltage range, allowing it to monitor high-side and low-side currents.
3. I²C/SMBus Interface: Utilizes a digital I²C/SMBus-compatible interface for easy integration and communication with microcontrollers.
4. High Sampling Rate: Capable of high-speed sampling, ensuring real-time monitoring of power metrics.
5. Low Power Consumption: Designed for low power consumption, making it ideal for battery-operated devices.
6. Configurable Averaging: Offers programmable averaging options to improve measurement accuracy and stability.
7. Alert Functionality: Provides configurable alert settings to notify the system of overcurrent, overvoltage, or overpower conditions.
8. Temperature Compensation: Features built-in temperature compensation to maintain accuracy across temperature variations.
These features make the INA228AIDGSR suitable for use in applications like server power monitoring, telecom equipment, and industrial automation systems.
1. High Precision: It offers high-accuracy measurements with a low offset voltage, making it suitable for precise current sensing.
2. Wide Input Range: Supports a wide common-mode voltage range, allowing it to monitor high-side and low-side currents.
3. I²C/SMBus Interface: Utilizes a digital I²C/SMBus-compatible interface for easy integration and communication with microcontrollers.
4. High Sampling Rate: Capable of high-speed sampling, ensuring real-time monitoring of power metrics.
5. Low Power Consumption: Designed for low power consumption, making it ideal for battery-operated devices.
6. Configurable Averaging: Offers programmable averaging options to improve measurement accuracy and stability.
7. Alert Functionality: Provides configurable alert settings to notify the system of overcurrent, overvoltage, or overpower conditions.
8. Temperature Compensation: Features built-in temperature compensation to maintain accuracy across temperature variations.
These features make the INA228AIDGSR suitable for use in applications like server power monitoring, telecom equipment, and industrial automation systems.
Package
The INA228AIDGSR is a precision digital current sensor by Texas Instruments, housed in an 8-pin VSSOP (also known as DGSR) package. This compact package is suitable for surface mounting, making it ideal for space-constrained applications.
Pinout
The INA228AIDGSR is a current, power, and voltage monitor with a digital interface. It is housed in a 10-pin VSSOP (DGSR) package. Here is a brief overview of its pin functions:
1. IN+: Positive differential input.
2. IN-: Negative differential input.
3. SCL: Serial clock line for I2C interface.
4. SDA: Serial data line for I2C interface.
5. GND: Ground connection.
6. VS: Supply voltage.
7. ADDR: Sets the I2C address; can be connected to GND or VS.
8. ALERT: Alert output, indicating an over-limit condition.
9. SHDN: Shutdown pin to disable device and reduce power consumption.
10. N/C: Not connected.
The INA228AIDGSR is designed for high-side or low-side current measurements and provides precise measurements for applications such as power management and battery monitoring.
1. IN+: Positive differential input.
2. IN-: Negative differential input.
3. SCL: Serial clock line for I2C interface.
4. SDA: Serial data line for I2C interface.
5. GND: Ground connection.
6. VS: Supply voltage.
7. ADDR: Sets the I2C address; can be connected to GND or VS.
8. ALERT: Alert output, indicating an over-limit condition.
9. SHDN: Shutdown pin to disable device and reduce power consumption.
10. N/C: Not connected.
The INA228AIDGSR is designed for high-side or low-side current measurements and provides precise measurements for applications such as power management and battery monitoring.
Manufacturer
The INA228AIDGSR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is a technology company based in Dallas, Texas. It is one of the largest semiconductor companies in the world and specializes in designing and manufacturing semiconductors and integrated circuits. Texas Instruments' products are used in a wide range of electronic devices, including calculators, microcontrollers, digital signal processors, and analog electronics. The company is well-regarded for its innovations and contributions to the electronics industry, with a focus on developing components that enhance electronic device performance and efficiency.
Application
The INA228AIDGSR is a current, voltage, and power monitoring IC used in various applications requiring precise power management and monitoring. These areas include battery management systems, servers and network equipment, telecom infrastructure, industrial automation, and power management for consumer electronics. Its high accuracy and digital interface make it suitable for systems where efficient power usage and monitoring are critical.
Equivalent
The INA228AIDGSR chip is a high-precision current and power monitor. Equivalent products may include:
1. INA226 by Texas Instruments,
2. LTC2946 by Analog Devices,
3. MAX44284 by Maxim Integrated,
4. PAC1934 by Microchip Technology.
These alternatives offer similar functionality in terms of current, voltage, and power monitoring capabilities. Always check the specific requirements and datasheets to ensure compatibility.
1. INA226 by Texas Instruments,
2. LTC2946 by Analog Devices,
3. MAX44284 by Maxim Integrated,
4. PAC1934 by Microchip Technology.
These alternatives offer similar functionality in terms of current, voltage, and power monitoring capabilities. Always check the specific requirements and datasheets to ensure compatibility.
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