INA194AIDBVT

Product Overview

Category: Integrated Circuit (IC)

Use: The INA194AIDBVT is a high-side current sense amplifier designed for precision current measurement in various applications.

Characteristics: - High accuracy - Low offset voltage - Wide common-mode voltage range - Low quiescent current - Rail-to-rail output swing

Package: SOT-23-6

Essence: The INA194AIDBVT is an essential component for accurate current sensing and monitoring in electronic systems.

Packaging/Quantity: The INA194AIDBVT is available in tape and reel packaging, with 3000 units per reel.

Specifications

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

Detailed Pin Configuration

The INA194AIDBVT has a total of six pins arranged as follows:

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| | | 1 2 | | | | 3 4 | | | | 5 6 | |___________| ```

Pin 1: Positive Power Supply (+Vs) Pin 2: Negative Power Supply (-Vs) Pin 3: Current Sense Input (IN+) Pin 4: Reference Voltage Input (REF) Pin 5: Output (OUT) Pin 6: Ground (GND)

Functional Features

• High accuracy current sensing
• Wide common-mode voltage range allows for versatile applications
• Low offset voltage ensures precise measurements
• Rail-to-rail output swing enables full utilization of the output voltage range
• Low quiescent current minimizes power consumption

Advantages and Disadvantages

Advantages: - High accuracy current measurement - Wide common-mode voltage range - Low offset voltage - Rail-to-rail output swing - Low power consumption

Disadvantages: - Limited supply voltage range (2.7V to 26V) - SOT-23-6 package may require careful handling during assembly

Working Principles

The INA194AIDBVT operates by amplifying the voltage drop across a sense resistor connected in series with the load. The amplified voltage is then converted into a proportional current, allowing for accurate current measurement. The device utilizes a precision amplifier with low offset voltage and high common-mode rejection ratio to ensure precise and reliable measurements.

Detailed Application Field Plans

The INA194AIDBVT finds applications in various fields, including but not limited to: 1. Power management systems 2. Battery monitoring and protection circuits 3. Motor control systems 4. Industrial automation 5. Automotive electronics 6. Solar energy systems

Detailed and Complete Alternative Models

1. INA193AIDBVT: Similar to INA194AIDBVT, but with lower gain bandwidth product.
2. INA195AIDBVT: Similar to INA194AIDBVT, but with higher gain bandwidth product.
3. INA196AIDBVT: Similar to INA194AIDBVT, but with additional features such as temperature sensing.

These alternative models provide flexibility in choosing the most suitable current sense amplifier based on specific application requirements.

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