Product Overview: INA138NA/3KG4

The INA138NA/3KG4 is a high-quality current sense amplifier designed by Texas Instruments, one of the leading manufacturers in the semiconductor industry. This precision amplifier is an essential component for electronic applications that require accurate current measurement and monitoring. With its unique features and robust design, the INA138NA/3KG4 is suitable for a wide range of applications, including power management systems, battery chargers, and automotive electronics.

Key Features

• High Accuracy: The INA138NA/3KG4 offers a high level of accuracy for current sensing applications, making it an ideal choice for precision measurement tasks.
• Low Power Consumption: Designed for efficiency, this amplifier operates with low quiescent current, which is crucial for battery-powered and energy-sensitive applications.
• Wide Common-Mode Range: The device is capable of measuring across a wide common-mode voltage range, allowing it to be used in systems with varying voltage levels.
• Single Supply Operation: It can operate from a single power supply, simplifying the power design of the system it is integrated into.
• Small Package Size: The INA138NA/3KG4 comes in a compact package, making it suitable for space-constrained applications.

Applications

The INA138NA/3KG4 is versatile and can be used in various applications. Its precision and low power consumption make it particularly well-suited for:

• Portable electronics where battery life is critical
• Industrial systems requiring precise current control and monitoring
• Automotive applications for battery management and fuel efficiency
• Power supply units to monitor load current
• Energy management systems for accurate power consumption tracking

Technical Specifications

The INA138NA/3KG4 is built to meet rigorous technical standards. Some of its key specifications include:

• Supply voltage range: 2.7V to 36V
• Common-mode voltage range: -0.3V to 26V
• Operating temperature range: -40°C to 125°C
• Output voltage scaling: 20 V/V
• Package: SOT-23

With its combination of high accuracy, low power, and compact size, the INA138NA/3KG4 from Texas Instruments stands out as a reliable solution for current sensing needs in a multitude of electronic applications.