Overview
The AD2S82AKPZ-REEL is a resolver-to-digital converter produced by Analog Devices Inc. Although this product is now obsolete, it was designed to provide high-precision conversion of resolver signals into digital format. The AD2S82AKPZ-REEL is part of the AD2S80A family, which is known for its robust performance and versatility in various industrial and automotive applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 2 | - |
| Resolution (Bits) | 10, 12, 14, 16 | - |
| Input Voltage | ±8 | V |
| Input Impedance | 1 MΩ | - |
| Input Bias Current | 60 - 150 | nA |
| Output Scaling (mV/Bit) | 177.6 (10-bit), 44.4 (12-bit), 11.1 (14-bit), 2.775 (16-bit) | mV/Bit |
| Power Consumption | Typically 300 mW | mW |
Key Features
- Ratiometric Tracking Conversion: Provides continuous output position data without conversion delay and is insensitive to absolute signal levels, offering good noise immunity and tolerance to harmonic distortion.
- Dynamic Performance: User-selectable bandwidth, maximum tracking rate, and velocity scaling through external resistor and capacitor values.
- Velocity Output: An analog signal proportional to velocity, linear to typically one percent, which can be used for loop stabilization in servo controls and velocity feedback data.
- Low Power Consumption: Typically only 300 mW, making it energy-efficient for various applications.
- Phase Sensitive Detector: Ensures high immunity to signals that are not coherent or are in quadrature with the reference signal.
Applications
The AD2S82AKPZ-REEL is suitable for a variety of applications, including industrial control systems, servo motor control, and automotive systems. Its ability to provide precise position and velocity data makes it ideal for use in closed-loop control systems where accurate feedback is crucial. Additionally, its tolerance to input amplitude and frequency variations makes it a reliable choice for environments with varying signal conditions.
Q & A
- What is the AD2S82AKPZ-REEL?
The AD2S82AKPZ-REEL is a resolver-to-digital converter produced by Analog Devices Inc., designed to convert resolver signals into digital format.
- What are the resolution options for the AD2S82AKPZ-REEL?
The AD2S82AKPZ-REEL offers resolutions of 10, 12, 14, or 16 bits, selectable by the user.
- What is the input voltage range for the AD2S82AKPZ-REEL?
The input voltage range is ±8 V.
- How does the AD2S82AKPZ-REEL handle noise and harmonic distortion?
The converter uses ratiometric tracking conversion, which provides good noise immunity and tolerance to harmonic distortion on the reference and input signals.
- Can the dynamic performance of the AD2S82AKPZ-REEL be adjusted?
Yes, the user can determine bandwidth, maximum tracking rate, and velocity scaling by selecting external resistor and capacitor values.
- What is the typical power consumption of the AD2S82AKPZ-REEL?
The typical power consumption is 300 mW.
- Is the AD2S82AKPZ-REEL still in production?
No, the AD2S82AKPZ-REEL is obsolete and no longer manufactured.
- What are some common applications for the AD2S82AKPZ-REEL?
Common applications include industrial control systems, servo motor control, and automotive systems.
- How does the AD2S82AKPZ-REEL provide velocity feedback?
The converter provides an analog signal proportional to velocity, which is linear to typically one percent and can be used for loop stabilization and velocity feedback data.
- What is the significance of the phase sensitive detector in the AD2S82AKPZ-REEL?
The phase sensitive detector ensures high immunity to signals that are not coherent or are in quadrature with the reference signal.
