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INA209AIPWR
+StücklisteIC CURRENT MONITOR 1% 16TSSOP
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HerstellerTexas Instruments
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Herstellerteil #INA209AIPWR
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Auf Lager9834
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| 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 |
Übersicht
Description
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
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
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
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
Application
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.