Texas Instruments

INA818IDR  

OP Amps, Buffer Amps ICs

The INA818IDR is a high-precision, low-power, bidirectional current and power monitor from Texas Instruments. It is designed to measure both current and power in a wide range of applications, including battery-powered systems, energy harvesting, and power distribution systems.

Description:

The INA818IDR is a fully integrated solution that includes a precision shunt amplifier, a precision voltage reference, and a 12-bit ADC. It is available in a compact 10-pin WSON package, making it ideal for space-constrained applications.

Features:

1. Bidirectional current and power measurement
2. Wide input voltage range: 2.3V to 5.5V
3. High accuracy: ±0.5% over temperature
4. Low power consumption: 190µA in normal mode, 2.5µA in shutdown mode
5. Programmable gain: 20V, 40V, 80V, and 160V
6. I2C and power-down mode for easy integration
7. Wide operating temperature range: -40°C to +125°C

Applications:

1. Battery-powered systems: Monitor battery current and power to optimize battery life and performance.
2. Energy harvesting: Measure the energy harvested from various sources, such as solar panels or vibration-based systems.
3. Power distribution systems: Monitor the current and power distribution in complex systems, such as servers or industrial equipment.
4. Electric vehicles: Measure the current and power in the charging and discharging cycles of electric vehicle batteries.
5. Renewable energy systems: Monitor the current and power generated by renewable energy sources, such as wind turbines or solar panels.

In summary, the INA818IDR from Texas Instruments is a versatile and accurate current and power monitor that can be used in a wide range of applications. Its bidirectional measurement capability, high accuracy, and low power consumption make it an ideal choice for monitoring and optimizing energy usage in various systems.

INA818IDR Documents

Download datasheets and manufacturer documentation for INA818IDR

Datasheets :

INA818 Datasheet      

HTML Datasheet :

INA818 Datasheet      

PCN Design/Specification :

Design 25/Feb/2022