規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR) |
| Part Status | Active |
| Function | Current Monitor |
| Sensing Method | High/Low-Side |
| Accuracy | ±0.5% |
| Voltage - Input | 0V ~ 26V |
| Current - Output | 10mA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
概述
Description
The INA220BIDGSR is a digital current and power monitor with an I²C interface, designed by Texas Instruments. It provides precise measurements of current, voltage, and power in a compact package, making it ideal for various applications, including server and telecom equipment, computers, and power management systems. This device measures the voltage across a shunt resistor to gauge current flow and calculates power consumption, offering a high degree of accuracy.
Key features include a wide common-mode voltage range of -0.3V to +26V, programmable conversion times, and an integrated 16-bit ADC for precise measurements. The INA220BIDGSR supports high-side current sensing and offers programmable calibration for flexible system integration. With its small size, low power consumption, and versatile functionality, it is suitable for energy-efficient system designs.
Overall, the INA220BIDGSR is a robust solution for developers needing efficient power monitoring and management in their electronic systems, enabling optimized performance and energy usage.
Key features include a wide common-mode voltage range of -0.3V to +26V, programmable conversion times, and an integrated 16-bit ADC for precise measurements. The INA220BIDGSR supports high-side current sensing and offers programmable calibration for flexible system integration. With its small size, low power consumption, and versatile functionality, it is suitable for energy-efficient system designs.
Overall, the INA220BIDGSR is a robust solution for developers needing efficient power monitoring and management in their electronic systems, enabling optimized performance and energy usage.
Equivalent
Equivalent products to the INA220BIDGSR, a precision power monitor with an I²C interface, include:
1. INA226: Offers similar functionality with enhanced accuracy and wider common-mode voltage range.
2. LTC2945: A power and energy monitor with similar I²C capabilities from Analog Devices.
3. MAX34406: A quad power monitor with I²C interface from Maxim Integrated.
4. ADM1191: A digital power monitor IC with I²C support from Analog Devices.
These alternatives share similar functionalities but may differ in specifications and features. Always check datasheets for compatibility.
1. INA226: Offers similar functionality with enhanced accuracy and wider common-mode voltage range.
2. LTC2945: A power and energy monitor with similar I²C capabilities from Analog Devices.
3. MAX34406: A quad power monitor with I²C interface from Maxim Integrated.
4. ADM1191: A digital power monitor IC with I²C support from Analog Devices.
These alternatives share similar functionalities but may differ in specifications and features. Always check datasheets for compatibility.
Features
The INA220BIDGSR is a precision current shunt and power monitor with an I2C interface, designed by Texas Instruments. It features a wide supply voltage range from 3.0V to 5.5V and can handle common-mode voltages from 0V to 26V. This device offers programmable gain, enabling a shunt voltage range of ±40mV to ±320mV, allowing for flexibility in high-side or low-side current sensing applications.
The INA220BIDGSR provides high accuracy with a maximum offset of 80µV and a gain error of 0.02%. It supports a 12-bit ADC for both current and voltage measurements, delivering reliable data for precise power calculations. The device also features programmable calibration to scale the output data to amperes or watts directly.
It supports high-speed I2C communication up to 3.4MHz, making it suitable for fast data acquisition. With low power consumption, it is ideal for battery-operated devices. Typical applications include power management in servers, telecommunications equipment, and mobile devices.
The INA220BIDGSR provides high accuracy with a maximum offset of 80µV and a gain error of 0.02%. It supports a 12-bit ADC for both current and voltage measurements, delivering reliable data for precise power calculations. The device also features programmable calibration to scale the output data to amperes or watts directly.
It supports high-speed I2C communication up to 3.4MHz, making it suitable for fast data acquisition. With low power consumption, it is ideal for battery-operated devices. Typical applications include power management in servers, telecommunications equipment, and mobile devices.
Pinout
The INA220BIDGSR is a precision, bidirectional, current and power monitor with an I²C interface, commonly used in power management applications. It is manufactured by Texas Instruments. This device is typically available in an 8-pin package, specifically the VSSOP (also known as MSOP) package.
Here is a brief overview of the pin functions:
1. V+: Supply voltage pin.
2. GND: Ground connection pin.
3. SCL: Serial clock input (I²C interface).
4. SDA: Serial data input/output (I²C interface).
5. ADDR: Address pin to set the I²C address.
6. IN+: Input for high-side shunt voltage (connects to the positive side of the shunt resistor).
7. IN-: Input for high-side shunt voltage (connects to the negative side of the shunt resistor).
8. BUS: Bus voltage sense pin.
The device measures the voltage across a shunt resistor and the bus voltage, then calculates current, power, and voltage measurements, transmitting them digitally via the I²C interface. This capability makes it suitable for monitoring power in a variety of systems.
Here is a brief overview of the pin functions:
1. V+: Supply voltage pin.
2. GND: Ground connection pin.
3. SCL: Serial clock input (I²C interface).
4. SDA: Serial data input/output (I²C interface).
5. ADDR: Address pin to set the I²C address.
6. IN+: Input for high-side shunt voltage (connects to the positive side of the shunt resistor).
7. IN-: Input for high-side shunt voltage (connects to the negative side of the shunt resistor).
8. BUS: Bus voltage sense pin.
The device measures the voltage across a shunt resistor and the bus voltage, then calculates current, power, and voltage measurements, transmitting them digitally via the I²C interface. This capability makes it suitable for monitoring power in a variety of systems.
Manufacturer
The INA220BIDGSR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in electronics across numerous industries. The company is one of the largest semiconductor manufacturers in the world and is particularly known for its focus on analog chips and embedded processors, which are critical components in devices ranging from consumer electronics to industrial systems. TI is headquartered in Dallas, Texas, and operates globally, supplying components that are fundamental to the operation and innovation of electronic devices.
Application
The INA220BIDGSR is a precision current and power monitor integrated circuit often used in applications requiring accurate measurement of current and power. Key application areas include power management systems, battery-operated devices, server and telecom equipment, and renewable energy systems. It is valuable in monitoring and controlling power consumption in these systems, providing precise measurements that aid in optimizing energy efficiency and ensuring reliable operation. Its capability to work with high-side shunt configurations makes it versatile for a broad range of power monitoring applications across different industries.
Package
The INA220BIDGSR is an integrated circuit from Texas Instruments, housed in an 8-pin VSSOP (Very Small Shrink Outline Package) package. This package type is compact, suitable for space-constrained applications, and designed for precision power measurements, featuring I²C communication for current and voltage monitoring.
