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AD698APZ
+Lista de MateriaisIC LVDT SIGNAL COND 28-PLCC
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #AD698APZ
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Ficha Técnica AD698APZ DataSheet
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Especificações
| Atributo | Valor |
| Part Status | Obsolete |
| Base Product Number | AD698 |
| Digi Key Programmable | Not Verified |
| Type | Signal Conditioner |
| Input Type | Voltage |
| Output Type | Voltage |
| Supply Current | 15 mA |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 28-LCC (J-Lead) |
| Supplier Device Package | 28-PLCC (11.51x11.51) |
| Packaging | Tube |
Visão Geral
Description
Key specifications include low temperature drift, wide temperature range operation, and high output stability. The AD698APZ supports both differential and single-ended LVDT inputs, enhancing flexibility in various applications. The device’s design aims to simplify the implementation of LVDT systems, offering a quick and efficient method to achieve high precision and reliability in position and displacement measurement tasks. The AD698APZ package is designed for ease of use in industrial environments, making it suitable for automation, aerospace, and instrumentation fields.
Equivalent
1. Analog Devices: AD598, AD698ARZ
2. Texas Instruments: PGA970
3. Measurement Specialties: EAZY-CAL LVDT Signal Conditioner
4. Ametek: 3B Series LVDT Signal Conditioners
Ensure compatibility with your application in terms of specifications and pin configurations when selecting an equivalent.
Features
1. Signal Conditioning: It converts the LVDT's differential input into a high-level output voltage or current.
2. Wide Range: Supports a wide range of sensor inputs and output configurations.
3. Accuracy: Offers high precision with low nonlinearity and low temperature drift, ensuring reliable performance.
4. Excitation Frequency: Provides adjustable excitation frequency to optimize sensor performance.
5. Power Supply: Operates on a dual power supply and accommodates a wide range of supply voltages.
6. Robust Design: Incorporates protection features for stable operation in harsh environments.
7. Digital Calibration: Allows easy calibration and adjustment without requiring extensive manual tuning.
8. Compact Package: Comes in a compact DIP package, making it suitable for space-constrained applications.
These features make the AD698APZ an ideal solution for applications needing accurate and reliable LVDT signal conditioning, such as industrial automation, aerospace, and robotics.
Pinout
Here's a brief overview of its functions:
- It conditions signals from LVDTs, providing demodulation, filtering, and amplification to produce a DC output proportional to the LVDT core displacement.
- The device includes an internal excitation source to drive the LVDT primary coil, which can be adjusted for frequency and amplitude.
- It features synchronous demodulation and a low-pass filter to ensure accurate and stable DC output.
- The AD698APZ provides facilities for phase adjustment, gain settings, and zero adjustment to tailor the output to specific LVDT characteristics.
This IC is commonly used in applications requiring precise position sensing and control, such as industrial automation and instrumentation systems.
Manufacturer
Application
1. Industrial Automation: Position and displacement sensing in manufacturing equipment.
2. Aerospace: Flight control systems and actuator position feedback.
3. Robotics: Precise motion control and feedback.
4. Automotive: Suspension system monitoring and steering position sensing.
5. Medical Devices: Precision equipment requiring accurate position feedback, such as MRI machines.
These applications benefit from the AD698APZ's ability to provide reliable and accurate linear position data.
Package
Frequently Asked Questions
Q: What is the primary function of the AD698APZ?
A: It is a signal conditioner for LVDT (Linear Variable Differential Transformer) or RVDT sensors, converting mechanical position to a DC voltage.
Q: Does the AD698APZ support both AC and DC inputs?
A: No, the specified input type is Voltage; it is designed to process AC signals from LVDT/RVDT excitation and return a DC voltage output.
Q: What is the typical current consumption of this device?
A: The current supply is typically 15 mA, making it suitable for low-power sensor interface designs.
Q: What is the operating temperature range for the AD698APZ?
A: It operates reliably from -40°C to +85°C, ideal for industrial and automotive environments.
Q: Is the AD698APZ compatible with surface mount assembly?
A: Yes, it features a surface mount package (28-LCC J-Lead) with a PLCC footprint of 11.51x11.51 mm.
Q: Can this part be used in new designs today?
A: The Part Status is Obsolete; it is recommended for legacy system repairs or existing designs requiring replacement units.
Q: What is the output type of the AD698APZ?
A: It provides a Voltage output, which is proportional to the core position of the connected LVDT/RVDT sensor.
