Overview
The AD5162BRMZ10-RL7, produced by Analog Devices Inc., is a dual, 256-position SPI digital potentiometer. This device is designed to provide a compact solution for various adjustment applications, offering the functionality of a 3-terminal mechanical potentiometer. It operates from a single supply voltage ranging from 2.7 V to 5.5 V and consumes less than 6 µA, making it suitable for portable battery-operated applications. The AD5162 is available in a 10-lead MSOP package and features a fast settling time of 5 µs typical on power-up.
Key Specifications
| Parameter | Value |
|---|---|
| End-to-End Resistance | 2.5 kΩ, 10 kΩ, 50 kΩ, 100 kΩ |
| Package Type | 10-lead MSOP (3 mm × 4.9 mm) |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Supply Current (IDD) | < 6 µA |
| Settling Time (tS) | 5 µs typical on power-up |
| Operating Temperature Range | –40°C to +125°C |
| Temperature Coefficient | 35 ppm/°C |
| Digital Interface | SPI compatible |
Key Features
- Dual, 256-position potentiometer
- Compact 10-lead MSOP package (3 mm × 4.9 mm)
- Fast settling time: 5 µs typical on power-up
- Full read/write of wiper register
- Power-on preset to midscale
- Low power consumption: < 6 µA
- Low temperature coefficient: 35 ppm/°C
- SPI compatible digital interface
- Evaluation kit and software available
Applications
- Systems calibrations
- Electronics level settings
- Mechanical trimmers replacement in new designs
- Permanent factory PCB settings
- Transducer adjustment of pressure, temperature, position, chemical, and optical sensors
- RF amplifier biasing
- Automotive electronics adjustment
- Gain control and offset adjustment
Q & A
- What is the AD5162BRMZ10-RL7 used for? The AD5162BRMZ10-RL7 is a dual, 256-position SPI digital potentiometer used for various adjustment applications, replacing mechanical potentiometers and trimmers.
- What are the available end-to-end resistance values for the AD5162? The AD5162 is available in four end-to-end resistance values: 2.5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ.
- What is the operating voltage range of the AD5162? The AD5162 operates from a single supply voltage ranging from 2.7 V to 5.5 V.
- How much power does the AD5162 consume? The AD5162 consumes less than 6 µA.
- What is the settling time of the AD5162? The settling time of the AD5162 is 5 µs typical on power-up.
- Is the AD5162 suitable for automotive applications? Yes, the AD5162 is qualified for automotive applications.
- What type of digital interface does the AD5162 use? The AD5162 uses an SPI compatible digital interface.
- Is an evaluation kit available for the AD5162? Yes, an evaluation kit and software are available for the AD5162.
- What is the temperature coefficient of the AD5162? The temperature coefficient of the AD5162 is 35 ppm/°C.
- What is the operating temperature range of the AD5162? The operating temperature range of the AD5162 is –40°C to +125°C.
