INA195AQDBVRQ1

Product Overview

Category

The INA195AQDBVRQ1 belongs to the category of integrated current sense amplifiers.

Use

It is primarily used for accurate current sensing in various applications.

Characteristics

• High accuracy and precision in current measurement.
• Low offset voltage and low quiescent current.
• Wide common-mode voltage range.
• High bandwidth for fast response.
• Temperature stability for reliable performance.

Package

The INA195AQDBVRQ1 comes in a small SOT-23 package, which is suitable for space-constrained designs.

Essence

The essence of INA195AQDBVRQ1 lies in its ability to accurately measure current in a compact form factor.

Packaging/Quantity

The product is typically available in reels containing a specified quantity of units, such as 3000 pieces per reel.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Input Common-Mode Voltage Range: -0.3V to +26V
• Quiescent Current: 60µA (typical)
• Gain Bandwidth Product: 500kHz (typical)
• Offset Voltage: 100µV (maximum)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA195AQDBVRQ1 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

• Accurate current sensing with high precision.
• Differential input voltage range for versatile applications.
• Low power consumption for energy-efficient designs.
• Overvoltage and reverse polarity protection.
• Internal compensation for stable operation.

Advantages and Disadvantages

Advantages

• High accuracy and precision in current measurement.
• Wide common-mode voltage range for versatile applications.
• Compact package suitable for space-constrained designs.
• Low power consumption for energy-efficient operation.

Disadvantages

• Limited gain bandwidth product compared to some alternative models.
• Higher offset voltage compared to certain alternatives.
• May require additional external components for specific applications.

Working Principles

The INA195AQDBVRQ1 utilizes a differential amplifier configuration to measure the voltage across a shunt resistor, which is proportional to the current flowing through it. The amplified output signal is then processed to provide an accurate representation of the current being sensed.

Detailed Application Field Plans

The INA195AQDBVRQ1 finds applications in various fields, including but not limited to:

1. Power management systems
2. Battery monitoring and protection
3. Motor control and drive systems
4. Current sensing in industrial equipment
5. Overcurrent detection in automotive applications

Detailed and Complete Alternative Models

1. INA196AQDBVRQ1: Similar to INA195AQDBVRQ1 with lower offset voltage.
2. INA197AQDBVRQ1: Similar to INA195AQDBVRQ1 with higher gain bandwidth product.
3. INA198AQDBVRQ1: Similar to INA195AQDBVRQ1 with wider supply voltage range.

These alternative models offer different trade-offs in terms of performance parameters, allowing designers to choose the most suitable option for their specific requirements.

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