INA211CQDCKRQ1

Product Overview

Category

INA211CQDCKRQ1 belongs to the category of integrated circuit (IC) amplifiers.

Use

It is primarily used for current sensing and monitoring applications.

Characteristics

• High accuracy
• Low offset voltage
• Wide input voltage range
• Low quiescent current
• High common-mode rejection ratio

Package

The INA211CQDCKRQ1 comes in a small SOT-23 package.

Essence

This product is designed to accurately measure and monitor current in various electronic systems.

Packaging/Quantity

The INA211CQDCKRQ1 is typically packaged in reels, with 3000 units per reel.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Input Common-Mode Voltage Range: -0.3V to +26V
• Quiescent Current: 60µA
• Gain Bandwidth Product: 500kHz
• Offset Voltage: ±150µV
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA211CQDCKRQ1 has the following pin configuration:

1. V+ (Positive Power Supply)
2. V- (Negative Power Supply)
3. OUT (Output)
4. REF (Reference Voltage)
5. IN- (Inverting Input)
6. IN+ (Non-Inverting Input)

Functional Features

• High precision current sensing
• Wide input voltage range
• Low power consumption
• Rail-to-rail output swing
• Overvoltage and reverse polarity protection

Advantages

• Accurate current measurement
• Wide operating temperature range
• Small package size
• Low power consumption
• Protection against overvoltage and reverse polarity

Disadvantages

• Limited gain bandwidth product
• Requires external components for precise measurements

Working Principles

The INA211CQDCKRQ1 operates based on the principle of measuring the voltage drop across a shunt resistor to determine the current flowing through it. It amplifies this voltage drop and provides an output proportional to the current being sensed.

Detailed Application Field Plans

The INA211CQDCKRQ1 finds applications in various fields, including:

1. Battery management systems
2. Power supplies
3. Motor control
4. Industrial automation
5. Solar energy systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the INA211CQDCKRQ1 are:

1. INA210-Q1
2. INA212-Q1
3. INA213-Q1
4. INA214-Q1
5. INA215-Q1

These models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the INA211CQDCKRQ1 is a highly accurate integrated circuit amplifier designed for current sensing and monitoring applications. Its small package size, low power consumption, and wide input voltage range make it suitable for various electronic systems. However, designers should consider the limited gain bandwidth product and the need for external components for precise measurements.