Overview
The AD22100SRZ is a monolithic temperature sensor IC produced by Analog Devices Inc. It features on-chip signal conditioning, which eliminates the need for trimming, buffering, or linearization circuitry, thereby simplifying system design and reducing overall system cost. The sensor operates over a wide temperature range of -50°C to +150°C, making it suitable for various applications including HVAC systems, system temperature compensation, board-level temperature sensing, electronic thermostats, industrial process control, instrumentation, and automotive systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | |
| Sensor Type | Analog, Local | |
| Sensing Temperature Range | -50°C to +150°C | |
| Output Type | Analog Voltage | |
| Supply Voltage Range | 4V to 6.5V | |
| Resolution | 22.5mV/°C | |
| Accuracy | ±2°C (±3.7°C at extreme temperatures) | |
| Quiescent Current | 500µA (typical at 25°C and 4V to 6.5V) | |
| Mounting Type | Surface Mount | |
| Operating Temperature Range | -50°C to +150°C |
Key Features
- Ratiometric output, making it cost-effective for interfacing with analog-to-digital converters.
- On-chip signal conditioning eliminates the need for external trimming, buffering, or linearization circuitry.
- High linearity and accuracy, with a temperature coefficient of 22.5mV/°C and accuracy better than ±2% of full scale.
- Single-supply operation with reverse voltage protection and minimal self-heating.
- High-level, low-impedance output capable of withstanding indefinite short circuits to ground or the power supply.
Applications
- HVAC systems
- System temperature compensation
- Board-level temperature sensing
- Electronic thermostats
- Industrial process control
- Instrumentation
- Automotive systems
Q & A
- What is the operating temperature range of the AD22100SRZ?
The AD22100SRZ operates over a temperature range of -50°C to +150°C.
- What is the supply voltage range for the AD22100SRZ?
The supply voltage range is 4V to 6.5V.
- What is the resolution of the AD22100SRZ?
The resolution is 22.5mV/°C.
- What is the accuracy of the AD22100SRZ?
The accuracy is better than ±2°C (±3.7°C at extreme temperatures).
- What type of output does the AD22100SRZ provide?
The AD22100SRZ provides an analog voltage output.
- What is the quiescent current of the AD22100SRZ?
The quiescent current is typically 500µA at 25°C and 4V to 6.5V.
- What is the mounting type of the AD22100SRZ?
The AD22100SRZ is a surface mount device.
- Does the AD22100SRZ have reverse voltage protection?
Yes, the AD22100SRZ has reverse voltage protection.
- What are some common applications of the AD22100SRZ?
Common applications include HVAC systems, system temperature compensation, board-level temperature sensing, electronic thermostats, industrial process control, instrumentation, and automotive systems.
- What is the package type of the AD22100SRZ?
The package type is 8-lead SOIC (0.154", 3.90mm Width).
