ad590 Datasheet - Analogdevices
The AD590 is a temperature sensor from Analog Devices, designed to provide high accuracy and linearity over a wide temperature range.
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📝 Component Overview
The AD590 is a temperature sensor from Analog Devices, designed to provide high accuracy and linearity over a wide temperature range. It operates on the principle of generating a current proportional to the absolute temperature. The device is suitable for various applications, including temperature measurement, compensation, and control in industrial, medical, and scientific instruments.
Key Features and Benefits
- High accuracy temperature sensor
- Wide operating temperature range
- Linear output current proportional to absolute temperature
- Low non-linearity
- Suitable for industrial, medical, and scientific applications
- Available in various packages for different applications
Typical Applications
- Temperature measurement and control systems
- Industrial process control
- Medical equipment
- Scientific instruments
- Thermal management systems
- Environmental monitoring
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Operating Temperature | -55°C to +150°C |
| Storage Temperature | -65°C to +200°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Current | At 25°C | 0.999 | 1.000 | 1.001 | mA |
| Non-linearity | Over full temperature range | 0 | 0.1 | 0.3 | % of full scale |
Package Information
- TO-52: A metal can package with a TO-52 outline, suitable for applications requiring a high level of thermal conductivity.
- TO-92: A plastic package with a TO-92 outline, offering a cost-effective solution for less demanding applications.
- SOIC: A surface mount package, ideal for high-density PCB designs and automated assembly processes.
Pin Configuration
- Pin 1: V+ - Positive supply voltage
- Pin 2: GND - Ground
- Pin 3: OUT - Output current proportional to temperature
🔧 Application Guidelines
Design Considerations
When designing with the AD590, consider the operating temperature range, the required accuracy, and the package type suitable for the application. Proper thermal coupling to the object being measured is crucial for accurate temperature sensing.
Installation Guidelines
The AD590 should be installed in a way that ensures good thermal contact with the object or area being measured. This might involve using thermal interfaces or ensuring the device is securely fastened to a heat sink or the object itself.
Operational Notes
The device operates on a simple principle but requires careful consideration of the thermal path and electrical connections to ensure accurate and reliable operation. Calibration might be necessary depending on the specific application requirements.