Compact analog temperature sensors for board-mounted applications
Manufacturer： ['rochester', 'analog-devices']
# AD590KH/883B Product Series Introduction
## 1. Overview
The AD590KH/883B is a highly specialized and reliable product series within the realm of temperature sensors. Developed by Analog Devices, a leading name in the semiconductor industry, this series is designed to meet the demanding requirements of various applications, especially those in harsh environments where precision, stability, and durability are of utmost importance.
## 2. Key Features
### 2.1 Precision Temperature Sensing
- The AD590KH/883B offers exceptional accuracy in temperature measurement. It has a high - level of linearity, which means that the output current is directly proportional to the absolute temperature. This linear relationship simplifies the temperature - to - electrical signal conversion process, allowing for straightforward and accurate temperature readings.
- The sensor has a typical accuracy of ±0.3°C over a wide temperature range, which is crucial for applications where precise temperature control is necessary, such as in scientific research, medical equipment, and high - end industrial processes.
### 2.2 Wide Temperature Range
- It can operate effectively over a broad temperature range, typically from - 55°C to +150°C. This wide range makes it suitable for a diverse set of applications, from cryogenic environments in space exploration to high - temperature industrial furnaces.
- The ability to function across such a large temperature span ensures that the AD590KH/883B can be used in various industries without the need for multiple temperature sensors, reducing system complexity and cost.
### 2.3 High - Level of Stability
- The AD590KH/883B is known for its long - term stability. It has excellent resistance to environmental factors such as humidity, vibration, and electromagnetic interference. This stability is achieved through advanced semiconductor manufacturing techniques and careful calibration during the production process.
- The sensor's stability ensures that it can provide consistent and reliable temperature measurements over an extended period, making it ideal for applications where continuous and accurate temperature monitoring is required, such as in data centers and aerospace systems.
### 2.4 Compatibility with Military Standards (883B)
- The “883B” in the product name indicates that the AD590KH/883B is compliant with the MIL - STD - 883B standard. This standard is widely recognized in the military and aerospace industries for its strict requirements regarding reliability, performance, and quality control.
- Products meeting the 883B standard undergo rigorous testing, including temperature cycling, radiation testing, and mechanical shock testing. This makes the AD590KH/883B suitable for use in military and aerospace applications, where failure is not an option.
## 3. Electrical Characteristics
### 3.1 Output Current
- The AD590KH/883B is a current - output temperature sensor. Its output current is linearly proportional to the absolute temperature, with a scale factor of 1 μA/K. For example, at 273.15 K (0°C), the output current is 273.15 μA, and at 300 K (26.85°C), the output current is 300 μA.
- This current - output characteristic makes the sensor relatively immune to voltage drops in the connecting wires, which is beneficial in applications where long - distance signal transmission is required.
### 3.2 Power Supply Requirements
- The sensor can operate over a wide power supply voltage range, typically from 4 V to 30 V. This wide range of power supply compatibility allows for easy integration into various electronic systems without the need for complex power management circuits.
- The low power consumption of the AD590KH/8