SN65LVDT390PWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: LVDT Signal Conditioner
• Characteristics:
  • High precision signal conditioning
  • Low power consumption
  • Wide operating temperature range
  • Small package size
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: LVDT signal conditioner IC
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Input Voltage Range: ±10V
• Output Voltage Range: 0V to VCC
• Gain Error: ±0.1%
• Offset Voltage: ±50µV
• Bandwidth: 200kHz
• Quiescent Current: 1.3mA

Pin Configuration

The SN65LVDT390PWR has a total of 16 pins arranged as follows:

```

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| | | U1 | |_______________________|

Pin Configuration:

1. VCC
2. GND
3. IN+
4. IN-
5. REF
6. OUT
7. NC
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC ```

Functional Features

• LVDT Signal Conditioning: The SN65LVDT390PWR is specifically designed to condition the output signals from Linear Variable Differential Transformers (LVDTs). It provides high precision amplification and filtering of the LVDT signals.
• Low Power Consumption: The IC operates on a low supply voltage range of 2.7V to 5.5V, making it suitable for battery-powered applications where power efficiency is crucial.
• Wide Operating Temperature Range: With an operating temperature range of -40°C to +125°C, the SN65LVDT390PWR can be used in various industrial environments with extreme temperature conditions.
• Small Package Size: The TSSOP package allows for compact PCB designs, saving valuable space in electronic systems.

Advantages

• High Precision: The SN65LVDT390PWR offers excellent gain accuracy and offset voltage performance, ensuring accurate signal conditioning for LVDT applications.
• Low Power Consumption: The IC's low quiescent current enables energy-efficient operation, extending battery life in portable devices.
• Wide Operating Temperature Range: The ability to operate in extreme temperatures makes it suitable for use in harsh industrial environments.
• Small Package Size: The compact package size allows for easy integration into space-constrained designs.

Disadvantages

• Limited Input Voltage Range: The SN65LVDT390PWR has a limited input voltage range of ±10V, which may not be suitable for applications requiring higher voltage levels.
• Single Functionality: The IC is specifically designed for LVDT signal conditioning and may not be suitable for other types of sensor signals.

Working Principles

The SN65LVDT390PWR works by amplifying and filtering the output signals from LVDTs. It consists of a differential amplifier that amplifies the small AC voltages generated by the LVDT. The amplified signals are then filtered to remove noise and unwanted frequencies. The conditioned signals are finally available at the output pin for further processing or measurement.

Detailed Application Field Plans

The SN65LVDT390PWR is commonly used in the following application fields:

1. Industrial Automation: LVDTs are widely used in industrial automation systems for position sensing and control. The SN65LVDT390PWR ensures accurate and reliable signal conditioning in these applications.
2. Robotics: LVDTs are utilized in robotic systems for precise position feedback. The IC enables accurate measurement of the LVDT output signals, contributing to the overall performance of the robot.
3. Aerospace: LVDTs find application in aerospace systems for position sensing in critical components. The SN65LVDT390PWR provides high precision signal conditioning required in aerospace environments.

Detailed and Complete Alternative Models

1. AD698APZ: LVDT Signal Conditioner IC with similar specifications and features.
2. MAX9944XK+: LVDT Signal Conditioner IC with extended input voltage range and higher bandwidth.
3. LTC2485IUHF#PBF: High Precision LVDT Signal Conditioner IC with enhanced gain accuracy and lower offset voltage.

Note: These alternative models should be evaluated based on specific application requirements before selection.

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