IC Phoenix logo

Home ›  L  › L77 > LT1991ACDD

LT1991ACDD from LINEAR

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

LT1991ACDD

Manufacturer: LINEAR

Precision, 100碌A Gain Selectable Amplifier

Partnumber Manufacturer Quantity Availability
LT1991ACDD LINEAR 550 In Stock

Description and Introduction

Precision, 100碌A Gain Selectable Amplifier The LT1991ACDD is a precision, high-side current sense amplifier manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** LINEAR (Linear Technology)  
- **Part Number:** LT1991ACDD  
- **Package:** DFN-8  
- **Input Common-Mode Voltage Range:** 0V to 60V  
- **Supply Voltage Range:** 2.7V to 60V  
- **Gain Options:** Fixed gains of 10, 20, 50, or 100  
- **Bandwidth:** 500kHz (typical)  
- **Offset Voltage:** ±150µV (max)  
- **Quiescent Current:** 400µA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  

### **Descriptions and Features:**  
- **Precision High-Side Current Sensing:** Accurately measures current flow in high-voltage applications.  
- **Wide Input Common-Mode Range:** Supports operation from 0V to 60V, independent of supply voltage.  
- **Low Offset Voltage:** Ensures accurate current measurement.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Fixed Gain Options:** Eliminates the need for external resistors.  
- **Small Footprint:** DFN-8 package for space-constrained designs.  
- **Robust Design:** Suitable for automotive, industrial, and power management applications.  

This device is designed for applications requiring precise current monitoring, such as battery management, motor control, and power supply monitoring.

Application Scenarios & Design Considerations

Precision, 100碌A Gain Selectable Amplifier
Partnumber Manufacturer Quantity Availability
LT1991ACDD LT 313 In Stock

Description and Introduction

Precision, 100碌A Gain Selectable Amplifier The LT1991ACDD is a precision, high-side current sense amplifier manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Linear Technology (Analog Devices)  
- **Part Number:** LT1991ACDD  
- **Package:** DFN-8 (3mm x 3mm)  
- **Supply Voltage Range:** 2.7V to 44V  
- **Input Common-Mode Voltage Range:** -0.3V to 44V  
- **Gain Options:**  
  - LT1991A-1: 20V/V  
  - LT1991A-2: 50V/V  
  - LT1991A-3: 100V/V  
- **Bandwidth:** 500kHz (Typical)  
- **Quiescent Current:** 500µA (Typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Accuracy:**  
  - Gain Error: ±0.5% (Max)  
  - Offset Voltage: ±150µV (Max)  

### **Descriptions and Features:**  
- **High-Side Current Sensing:** Measures current without disrupting the ground path.  
- **Wide Input Common-Mode Range:** Operates from -0.3V to 44V, independent of supply voltage.  
- **Low Offset Voltage:** Ensures accurate current measurement.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Fixed Gain Options:** Eliminates the need for external resistors.  
- **Rail-to-Rail Output:** Provides full dynamic range.  
- **Robust Design:** Tolerant of high-voltage transients.  

The LT1991ACDD is commonly used in automotive, industrial, and power management applications for precise current monitoring.

Application Scenarios & Design Considerations

Precision, 100碌A Gain Selectable Amplifier

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips