Maxim Integrated MAX4374TEUB+ High-Side Current-Sense Amplifier

The MAX4374TEUB+ is a high-accuracy, low-cost, high-side current-sense amplifier from Maxim Integrated. Designed to monitor battery or DC power-supply current levels, this device is ideal for a wide range of applications including power management, battery charging, and load detection.

Featuring a wide input common-mode voltage range from 0 to 28V, the MAX4374TEUB+ is capable of operating in most common system voltages. It provides a precision voltage output proportional to the sensed current, which can be easily interfaced with analog-to-digital converters or other monitoring circuitry.

The device boasts an integrated precision voltage reference and an internal gain resistor that eliminates the need for external calibration components, simplifying the design and reducing the overall system cost. The MAX4374TEUB+ offers a fixed gain of 20V/V, providing a high level of accuracy for current measurement without the need for external gain-setting components.

With its low supply current of just 100µA, the MAX4374TEUB+ is optimized for power-sensitive applications. Its small µMAX-10 package makes it an excellent choice for space-constrained applications, allowing for high integration density on PCB layouts.

Key features of the MAX4374TEUB+ include:

• High-side current sensing
• Input common-mode voltage range: 0 to 28V
• Fixed gain of 20V/V
• Low supply current: 100µA
• Integrated voltage reference
• High accuracy and low cost
• Compact µMAX-10 package

The MAX4374TEUB+ is a reliable choice for designers looking to implement current sensing in their systems with minimal effort and maximum efficiency. Its integration of key features with high accuracy makes it a versatile component suitable for a broad array of electronic products.

This current-sense amplifier is part of Maxim Integrated's commitment to providing innovative, high-performance integrated circuits that simplify the design process and empower engineers to create more effective and efficient electronic solutions.