INA209AIPWR

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INA209AIPWR

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IC CURRENT MONITOR 1% 16TSSOP

  • FabricanteTexas Instruments

  • Peça do Fabricante #INA209AIPWR

  • Em Estoque9834

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Especificações

Atributo Valor
PartStatus Active
Function Current Monitor
SensingMethod High-Side
Accuracy ±1%
Voltage-Input 0V ~ 26V
OperatingTemperature -25°C ~ 85°C
MountingType Surface Mount
Package/Case 16-TSSOP (0.173", 4.40mm Width)
SupplierDevicePackage 16-TSSOP
BaseProductNumber INA209

Visão Geral

Description

The INA209AIPWR is a precision power monitor integrated circuit (IC) developed by Texas Instruments. It is designed for applications requiring accurate measurement of power consumption in electronic systems. The device combines a current shunt and power monitor with an I²C or SMBus-compatible interface. It monitors voltage, current, and power in both DC and AC systems, making it versatile for various applications.
Key features include high-side current sensing, a wide operating voltage range, and programmable calibration, which allows for adapting to different systems' requirements. The INA209AIPWR provides alert functionality for system protection, enabling the detection of overcurrent, undervoltage, or power-limit conditions.
Due to its compact size and precise measurement capabilities, it is commonly used in power management applications, including servers, telecom equipment, and consumer electronics. By integrating this IC into systems, engineers can optimize power usage and enhance reliability, contributing to energy-efficient designs.

Equivalent

The INA209AIPWR is a current shunt and power monitor with an I2C interface from Texas Instruments. Equivalent products include:
1. Maxim Integrated MAX4218 - Precision current-sense amplifier with I2C.
2. Analog Devices ADM1191 - Current shunt and voltage monitor.
3. Linear Technology LTC4151 - High voltage I2C current and voltage monitor.
4. Microchip Technology MCP3910 - Analog front end suitable for power monitoring applications.
Each offers variations in specifications, so ensure compatibility with your specific requirements.

Features

The INA209AIPWR is a high-side current shunt and power monitor with an I²C interface. It is designed for applications that require precise current and power monitoring. Key features include:
1. Wide Operating Voltage Range: The device supports a supply voltage range from 3V to 5.5V, making it versatile for different power systems.
2. High Accuracy: It offers high accuracy with a low offset voltage, allowing precise current measurements.
3. Programmable Calibration: Allows users to set the full-scale range for current measurements, enhancing flexibility for various applications.
4. I²C Interface: Facilitates easy integration and communication with microcontrollers via a two-wire I²C interface, supporting multiple address options.
5. Power Calculation: Capable of calculating power, providing power monitoring functionality directly.
6. Temperature Range: Operates over an extended temperature range from -40°C to +125°C, suitable for industrial applications.
7. Alert Function: Includes an alert pin that can be programmed to trigger on overcurrent, undercurrent, or over/under power conditions.
This combination of features makes the INA209AIPWR suitable for applications in power management, battery management systems, and energy metering.

Pinout

The INA209AIPWR is a power monitor IC from Texas Instruments. It typically comes in a 16-pin TSSOP (Thin Shrink Small Outline Package). The primary functions of the INA209 include:
1. Current Sensing: It measures the voltage drop across a shunt resistor to determine the current flowing through it.
2. Bus Voltage Sensing: It also measures the bus voltage in addition to the current.
3. Power Calculation: With current and bus voltage measurements, it can calculate power.
4. Alert Functionality: The device can generate alerts based on user-defined limits for current, power, or bus voltage.
5. I2C Interface: It uses an I2C interface for communication with a microcontroller, allowing the retrieval of measurement data and configuration settings.
This IC is primarily used in applications requiring precise measurement and monitoring of power, such as in power management systems and battery-operated devices.

Manufacturer

The INA209AIPWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits, embedded processors, and other semiconductor devices. TI is known for its innovation in analog and digital signal processing, power management, and microcontroller technologies. The company serves various industries, including automotive, industrial, personal electronics, and communications, providing solutions that improve efficiency and performance in electronic systems.

Application

The INA209AIPWR is a power management IC designed for current, voltage, and power monitoring in various applications. It is commonly used in:
1. Power Supply Units: Monitoring and managing power efficiency and consumption.
2. Telecommunications: Ensuring stable power delivery in networking equipment.
3. Servers and Data Centers: Power optimization and fault detection.
4. Battery Management Systems: Overseeing charge levels and power usage in battery-operated devices.
5. Industrial Automation: Monitoring motor and machinery power for maintenance and efficiency.
6. Consumer Electronics: Enhancing the performance and safety of devices by regulating power.
7. Automotive Systems: Managing power distribution in electric and hybrid vehicles.
Its precise measurements and I2C interface make it suitable for smart power management solutions.

Package

The INA209AIPWR is a Power Management IC by Texas Instruments, specifically a current/power monitor with an I2C interface. It is packaged in a TSSOP (Thin Shrink Small Outline Package) with 16 pins. This package type is compact and suitable for surface-mount applications, providing efficient power monitoring and management.

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