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MAX991EUA from MAXIM,MAXIM - Dallas Semiconductor

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MAX991EUA

Manufacturer: MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX991EUA MAXIM 2242 In Stock

Description and Introduction

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators The MAX991EUA is a high-side current-sense amplifier manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX991EUA  
- **Package:** 8-pin µMAX  
- **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:** 60µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX991EUA is a precision, high-side current-sense amplifier designed for monitoring current in battery-powered and industrial applications. It operates over a wide supply voltage range and provides accurate current measurements with low power consumption.  

### **Features:**  
- Wide input common-mode voltage range (+2.7V to +28V)  
- Low quiescent current (60µA typical)  
- High accuracy (±0.5% max gain error)  
- Fixed gain options (20V/V, 50V/V, 100V/V)  
- Small µMAX package for space-constrained applications  
- Low offset voltage (100µV max)  
- Rail-to-rail output swing  

This information is based solely on the manufacturer's datasheet and product documentation.

Application Scenarios & Design Considerations

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators
Partnumber Manufacturer Quantity Availability
MAX991EUA MAX 78 In Stock

Description and Introduction

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators The MAX991EUA is a precision, high-side current-sense amplifier manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **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:** 85µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin µMAX (MSOP)  

### **Descriptions:**  
The MAX991EUA 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 (up to +28V)  
- Low offset voltage (50µV max)  
- High CMRR (100dB min)  
- Adjustable gain via external resistors  
- Low quiescent current (85µA)  
- Small µMAX package for space-constrained designs  

For detailed application notes or additional specifications, refer to the official datasheet from Analog Devices (formerly Maxim Integrated).

Application Scenarios & Design Considerations

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators
Partnumber Manufacturer Quantity Availability
MAX991EUA MAXIM 40 In Stock

Description and Introduction

High-Speed, Micropower, Low-Voltage, SOT23, Rail-to-Rail I/O Comparators The MAX991EUA is a precision, high-side current-sense amplifier manufactured by **MAXIM Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** +2.7V to +28V  
- **Input Common-Mode Voltage Range:** +1.2V to +28V  
- **Gain Accuracy:** ±0.5% (max)  
- **Gain Options:** 5V/V, 20V/V, 50V/V, 100V/V  
- **Bandwidth:** 500kHz (typical)  
- **Quiescent Current:** 100µA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-pin µMAX (MSOP)  

### **Descriptions:**  
The MAX991EUA is designed for high-side current sensing in applications such as battery monitoring, power management, and motor control. It provides accurate current measurements across a wide common-mode voltage range while consuming minimal power.  

### **Features:**  
- **Wide Input Common-Mode Range:** Operates from +1.2V to +28V.  
- **Low Offset Voltage:** ±100µV (max) for precise measurements.  
- **Low Power Consumption:** 100µA typical supply current.  
- **Fixed Gain Options:** Eliminates the need for external resistors.  
- **Small Footprint:** 8-pin µMAX package for space-constrained designs.  
- **High Accuracy:** ±0.5% gain error ensures reliable performance.  
- **Reverse Battery Protection:** Tolerates -5V to +28V at input.  

The MAX991EUA is suitable for automotive, industrial, and portable electronics requiring high-side current monitoring.

Application Scenarios & Design Considerations

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

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