Texas Instruments

INA190A4IDDFR  

OP Amps, Buffer Amps ICs

INA190A4IDDFR Description

The INA190A4IDDFR is a high-performance current sense amplifier from Texas Instruments, designed for precision current monitoring in a wide range of applications. This device is part of the Linear IC Chips category and is housed in a compact TSOT23-8 package, making it suitable for surface mount applications. The INA190A4IDDFR offers a broad supply voltage range from 1.7 V to 5.5 V, ensuring compatibility with various power supply systems. It features a low supply current of 48µA, which is ideal for low-power applications, and a low input bias current of 500 pA, minimizing the impact on the circuit being monitored.

INA190A4IDDFR Features

The INA190A4IDDFR boasts several key features that set it apart from similar models in the market:

• Wide Supply Voltage Range: The device operates over a wide supply voltage range of 1.7 V to 5.5 V, providing flexibility in power supply options.
• Low Supply Current: With a supply current of only 48µA, the INA190A4IDDFR is highly efficient and suitable for battery-powered and low-power applications.
• Low Input Bias Current: The low input bias current of 500 pA ensures minimal loading on the sense resistor, preserving the accuracy of current measurements.
• Low Input Offset Voltage: An input offset voltage of 3 µV guarantees high accuracy in current sensing applications.
• High Gain Bandwidth Product: The 33 kHz gain bandwidth product ensures stable and accurate measurements across a wide frequency range.
• Fast Slew Rate: The 0.3V/µs slew rate allows for quick response times, making it suitable for dynamic current monitoring.
• Compliance and Reliability: The INA190A4IDDFR is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance. It also has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.

INA190A4IDDFR Applications

The INA190A4IDDFR is ideal for a variety of applications where precise current monitoring is required:

• Power Management: Ideal for monitoring current in power supplies, battery chargers, and other power management systems.
• Industrial Control: Suitable for motor control, industrial automation, and process control systems where accurate current sensing is crucial.
• Consumer Electronics: Can be used in consumer devices such as smartphones, tablets, and laptops for battery current monitoring and protection.
• Automotive: Applicable in automotive systems for monitoring current in various electronic components and ensuring safe operation.
• Telecommunications: Useful in telecom equipment for monitoring current in power supplies and ensuring reliable operation.

Conclusion of INA190A4IDDFR

The INA190A4IDDFR from Texas Instruments is a versatile and high-performance current sense amplifier that offers a combination of low power consumption, high accuracy, and wide operating voltage range. Its compact TSOT23-8 package and surface mount compatibility make it suitable for a wide range of applications in various industries. With its low input bias current, low input offset voltage, and high gain bandwidth product, the INA190A4IDDFR ensures precise and reliable current monitoring. Its compliance with environmental and regulatory standards further enhances its appeal for modern electronics design. Whether used in power management, industrial control, consumer electronics, automotive, or telecommunications, the INA190A4IDDFR provides a robust solution for current sensing needs.

INA190A4IDDFR Documents

Download datasheets and manufacturer documentation for INA190A4IDDFR

Datasheets :

INA190 Datasheet      

PCN Packaging :

SOT Symbolization update 08/Jun/2020      

HTML Datasheet :

INA190 Datasheet