Overview
The AD5162BRMZ50-RL7, produced by Analog Devices Inc., is a dual 256-position SPI digital potentiometer. This device is designed to provide high accuracy and stability in variable resistance adjustments, making it ideal for a wide range of applications. It operates from a single supply voltage of 2.7 V to 5.5 V and consumes less than 6 µA, making it suitable for portable battery-operated applications. The AD5162 features a compact 10-lead MSOP package and is available in several end-to-end resistance values, including 50 kΩ in this specific model.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| End-to-End Resistance | 50 kΩ | Ω |
| Number of Positions | 256 | - |
| Supply Voltage | 2.7 V to 5.5 V | V |
| Current Consumption | < 6 µA | µA |
| Operating Temperature | -40°C to +125°C | °C |
| Temperature Coefficient | 35 ppm/°C | ppm/°C |
| Interface | SPI | - |
| Package | 10-lead MSOP (3 mm x 4.9 mm) | - |
| Settling Time | 5 µs typical on power-up | µs |
Key Features
- Dual 256-position digital potentiometer with SPI interface.
- Available in a compact 10-lead MSOP package.
- Low power consumption: less than 6 µA.
- Single supply operation: 2.7 V to 5.5 V.
- Low temperature coefficient: 35 ppm/°C.
- Full read/write of wiper register.
- Power-on preset to midscale.
- Fast settling time: 5 µs typical on power-up.
- Volatile memory type.
- Linear taper.
Applications
- Systems calibrations.
- Electronics level settings.
- Replacement of mechanical trimmers in new designs.
- Permanent factory PCB settings.
- Transducer adjustment for pressure, temperature, position, chemical, and optical sensors.
- RF amplifier biasing.
- Automotive electronics adjustment.
- Gain control and offset adjustment.
Q & A
- What is the AD5162BRMZ50-RL7?
The AD5162BRMZ50-RL7 is a dual 256-position SPI digital potentiometer produced by Analog Devices Inc.
- What are the end-to-end resistance values available for the AD5162?
The AD5162 is available in four end-to-end resistance values: 2.5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ. The AD5162BRMZ50-RL7 specifically has a 50 kΩ resistance.
- What is the operating voltage range of the AD5162?
The AD5162 operates from a single supply voltage of 2.7 V to 5.5 V.
- How much current does the AD5162 consume?
The AD5162 consumes less than 6 µA.
- What is the temperature coefficient of the AD5162?
The temperature coefficient of the AD5162 is 35 ppm/°C.
- What interface does the AD5162 use?
The AD5162 uses an SPI (Serial Peripheral Interface) for communication.
- What is the package type of the AD5162BRMZ50-RL7?
The AD5162BRMZ50-RL7 is packaged in a 10-lead MSOP (3 mm x 4.9 mm).
- What are some common applications of the AD5162?
Common applications include systems calibrations, electronics level settings, replacement of mechanical trimmers, and adjustments in automotive electronics and RF amplifiers.
- Is the AD5162 suitable for automotive applications?
- Is there an evaluation kit available for the AD5162?
