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MAX991ESA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX991ESA+

Manufacturer: MAXIM

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators

Partnumber Manufacturer Quantity Availability
MAX991ESA+,MAX991ESA MAXIM 1100 In Stock

Description and Introduction

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators The MAX991ESA+ is a precision, high-side current-sense amplifier manufactured by Maxim Integrated.  

### **Specifications:**  
- **Supply Voltage Range:** +2.7V to +28V  
- **Input Common-Mode Voltage Range:** +2.7V to +28V  
- **Gain Accuracy:** ±0.5% (max)  
- **Gain Options:** 20V/V, 50V/V, 100V/V  
- **Bandwidth:** 500kHz (typical)  
- **Quiescent Current:** 100µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC  

### **Descriptions:**  
The MAX991ESA+ is designed for high-side current sensing in applications such as battery monitoring, power management, and motor control. It provides accurate current measurements with low offset voltage and high common-mode rejection ratio (CMRR).  

### **Features:**  
- Wide input common-mode voltage range  
- Low offset voltage (50µV max)  
- High CMRR (120dB min)  
- Adjustable gain via external resistors  
- Low power consumption  
- Reverse battery protection  

This device is suitable for industrial, automotive, and portable electronics applications requiring precise current monitoring.

Application Scenarios & Design Considerations

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators

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