INA333SJD

Product Overview

Category: Integrated Circuit (IC)

Use: The INA333SJD is a precision instrumentation amplifier designed for low-power applications. It provides high accuracy amplification of small differential input signals.

Characteristics: - Low power consumption - High common-mode rejection ratio (CMRR) - Low offset voltage and drift - Wide input voltage range - Rail-to-rail output swing capability

Package: The INA333SJD is available in a small outline package (SOP) with 8 pins.

Essence: The essence of the INA333SJD lies in its ability to accurately amplify small differential input signals while maintaining low power consumption and high performance characteristics.

Packaging/Quantity: The INA333SJD is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: ±1.35V to ±18V
• Input Voltage Range: ±Vs - 0.2V
• Common-Mode Rejection Ratio (CMRR): 120dB
• Gain Bandwidth Product: 500kHz
• Input Offset Voltage: 25μV (maximum)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA333SJD has the following pin configuration:

```

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| | --| V+ OUT|-- --| V- IN|-- --| REF GND|-- |___________| ```

1. V+: Positive supply voltage
2. OUT: Amplified output signal
3. V-: Negative supply voltage
4. IN: Differential input signal
5. REF: Reference voltage
6. GND: Ground

Functional Features

• Low power consumption makes it suitable for battery-powered applications.
• High CMRR ensures accurate amplification of differential signals in the presence of common-mode noise.
• Rail-to-rail output swing capability allows for maximum utilization of the available voltage range.
• Low offset voltage and drift minimize errors in signal amplification.

Advantages and Disadvantages

Advantages: - Low power consumption - High accuracy and precision - Wide input voltage range - Rail-to-rail output swing capability

Disadvantages: - Limited gain bandwidth product compared to some other instrumentation amplifiers - Higher cost compared to basic operational amplifiers

Working Principles

The INA333SJD operates based on the principle of amplifying the difference between two input voltages while rejecting any common-mode voltage. It achieves this through a combination of internal circuitry, including precision resistors and operational amplifiers, which provide high gain and reject common-mode noise.

Detailed Application Field Plans

The INA333SJD is commonly used in various applications, including but not limited to: 1. Biomedical instrumentation 2. Strain gauge amplification 3. Temperature measurement systems 4. Industrial process control 5. Data acquisition systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the INA333SJD are: 1. AD8221 2. MCP6N11 3. LT1167 4. MAX4209

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

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