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MAX4172

Low-Cost, Precision, High-Side Current-Sense Amplifier

Partnumber Manufacturer Quantity Availability
MAX4172 12 In Stock

Description and Introduction

Low-Cost, Precision, High-Side Current-Sense Amplifier The MAX4172 is a low-cost, precision, high-side current-sense amplifier manufactured by Maxim Integrated. Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** +2.7V to +28V  
- **Input Common-Mode Voltage Range:** +4V to +28V  
- **Gain Accuracy:** ±0.5% (max)  
- **Gain Options:** 20V/V, 50V/V, 100V/V  
- **Bandwidth:** 200kHz (typical)  
- **Quiescent Supply Current:** 60µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Options:** 8-pin SOIC, µMAX  

### **Description:**  
The MAX4172 is designed for high-side current sensing in applications such as battery monitoring, power management, and motor control. It provides a ground-referenced output proportional to the load current, eliminating the need for level-shifting circuitry.  

### **Features:**  
- **High-Side Current Sensing:** Operates without disrupting the ground path.  
- **Wide Input Common-Mode Range:** Supports voltages from +4V to +28V.  
- **Low Offset Voltage:** ±500µV (max) ensures accurate measurements.  
- **Low Power Consumption:** 60µA typical supply current.  
- **Fixed Gain Options:** Eliminates the need for external gain-setting resistors.  
- **Small Footprint:** Available in space-saving 8-pin SOIC and µMAX packages.  

The MAX4172 is suitable for applications requiring precise current monitoring with minimal power consumption.

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