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3.3V 8 Pin INA219 Current regulatorZero-Drift Series -40°C~125°C Min 3V Max 5.5V
- Manufacturer: Texas Instruments
- NO: 815-INA219AIDR
- Package: 8-SOIC (0.154, 3.90mm Width)
- Datasheet:
- Stock: 6637
- Description: 3.3V 8 Pin INA219 Current regulatorZero-Drift Series -40°C~125°C Min 3V Max 5.5V (Kg)
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- Payment:
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| Parameters | |
|---|---|
| Function | Current Monitor |
| Number of Amplifiers | 1 |
| Factory Lead Time | 6 Weeks |
| Lifecycle Status | ACTIVE (Last Updated: 3 days ago) |
| Packaging | Tape & Reel (TR) |
| Series | Zero-Drift |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| ECCN Code | EAR99 |
| Length | 4.9mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
| Contact Plating | Gold |
| Radiation Hardening | No |
| Number of Pins | 8 |
| Package / Case | 8-SOIC (0.154, 3.90mm Width) |
| Max Supply Voltage | 5.5V |
| REACH SVHC | No SVHC |
| Min Supply Voltage | 3V |
| Height | 1.75mm |
| Width | 3.91mm |
| Thickness | 1.58mm |
| Mounting Type | Surface Mount |
| Weight | 72.603129mg |
| Operating Temperature | -40°C~125°C |
| Operating Supply Current | 1mA |
| Sensing Method | High-Side |
| JESD-609 Code | e4 |
| Terminal Position | DUAL |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 3.3V |
| Base Part Number | INA219 |
| Surface Mount | YES |
| Number of Channels | 2 |
| Subcategory | Power Management Circuits |
| Voltage - Input | 0V~26V |
| Analog IC - Other Type | POWER SUPPLY SUPPORT CIRCUIT |
| Input Offset Voltage (Vos) | 10μV |
| Current - Output | 10mA |
| Threshold Voltage | 2 |
| Adjustable Threshold | NO |
| Quiescent Current | 700μA |
| Common Mode Rejection Ratio | 100 dB |
| Accuracy | ±1% |
Product Description: INA219AIDR High-Side Current and Voltage Monitor
The INA219AIDR is a precise high-side current and voltage monitor designed to provide accurate measurements of current and voltage in various applications. With its advanced features, compact form factor, and high accuracy, this device empowers designers to achieve precise current and voltage monitoring for enhanced system performance and safety.
Key Features:
High Accuracy Current and Voltage Sensing: The INA219AIDR offers high accuracy in measuring current and voltage, making it suitable for applications that require precise monitoring, control, and protection.
High-Side Monitoring: The device is designed for high-side current and voltage sensing, allowing it to measure current flowing through a load while being isolated from the ground.
Programmable Full-Scale Range: The current sensing range of the INA219AIDR is programmable, enabling users to select the appropriate range for their specific application, ensuring optimal accuracy and resolution.
I2C Interface: The monitor features an I2C-compatible interface, allowing easy integration and communication with microcontrollers and other digital devices.
Integrated Shunt Resistor: The device includes an integrated precision shunt resistor, simplifying the design and reducing the need for external components.
Applications:
The INA219AIDR high-side current and voltage monitor find applications across various industries and use cases, including:
Power Management: Integrate the monitor in power management systems, battery chargers, and power supplies to measure load currents and monitor system efficiency.
Energy Monitoring: Implement the monitor in energy monitoring systems, smart meters, and renewable energy installations to track energy consumption and generation.
Motor Control: Utilize the device in motor control systems, robotics, and automation equipment to monitor and optimize motor currents for efficiency and safety.
Battery Management: Incorporate the monitor in battery management systems to measure charging and discharging currents, ensuring proper battery operation and health.
Keyboard Compatibility:
The INA219AIDR high-side current and voltage monitor can be relevant in keyboard applications that require precise current measurements, particularly in keyboards with energy-efficient designs or LED lighting systems. For example, in keyboards featuring customizable RGB LED backlighting, the monitor can accurately measure the current drawn by the LED modules, enabling designers to optimize power usage and ensure uniform lighting effects.
In summary, the INA219AIDR high-side current and voltage monitor offers high accuracy, programmable range, and versatile applications. While not directly related to keyboard functionality, it can contribute to energy-efficient designs and accurate current monitoring in advanced keyboard systems.
