Overview
The AD5220BRMZ50, produced by Analog Devices Inc., is a high-resolution digital potentiometer designed for precise resistance adjustment in various applications. This device features a single channel with 128 positions, allowing for fine-tuned control over resistance. It operates with a linear taper and is packaged in an 8-lead MSOP (Micro Small Outline Package) configuration. The AD5220BRMZ50 is suitable for a wide range of applications requiring digital control over analog signals.
Key Specifications
| Parameter | Conditions | Typical | Maximum | Units |
|---|---|---|---|---|
| Resistance (Ohms) | - | - | 50k | Ohms |
| Number of Taps | - | - | 128 | - |
| Voltage Supply Range | - | 2.7V to 5.5V | - | V |
| Operating Temperature Range | - | -40°C to 85°C | - | °C |
| Temperature Coefficient | - | 800 ppm/°C | - | ppm/°C |
| Wiper Resistance | - | 40 Ω | - | Ω |
| Interface | - | Up/Down (U/D, CS) | - | - |
| Memory Type | - | Volatile | - | - |
| Resistor Nonlinearity (R-INL) | RWB, VA = NC, RAB = 50 kΩ or 100 kΩ | -0.5 ± 0.1 +0.5 LSB | - | LSB |
| Power Supply Range | - | 2.7 V to 5.5 V | - | V |
| Supply Current (IDD) | VIH = +5 V or VIL = 0 V, VDD = +5 V | - | 15 µA to 40 µA | µA |
Key Features
- High-resolution digital potentiometer with 128 taps and a linear taper.
- Up/Down (U/D) interface with current sink (CS) pin for easy digital control.
- Total resistance of 50 kΩ.
- Voltage supply range from 2.7 V to 5.5 V.
- Operating temperature range from -40°C to 85°C.
- Low wiper resistance of 40 Ω (typical).
- Volatile memory type.
- Surface mount package in 8-lead MSOP configuration.
- RoHS compliant.
Applications
- Motor control applications, such as stepper motor and DC motor control.
- LED dimming and lighting control systems.
- Audio volume control and equalization systems.
- Robotics and automation control systems.
Q & A
- What is the total resistance of the AD5220BRMZ50?
The total resistance of the AD5220BRMZ50 is 50 kΩ.
- How many taps does the AD5220BRMZ50 have?
The AD5220BRMZ50 has 128 taps.
- What is the voltage supply range for the AD5220BRMZ50?
The voltage supply range is from 2.7 V to 5.5 V.
- What is the operating temperature range of the AD5220BRMZ50?
The operating temperature range is from -40°C to 85°C.
- What type of interface does the AD5220BRMZ50 use?
The AD5220BRMZ50 uses an Up/Down (U/D) interface with a current sink (CS) pin.
- What is the typical wiper resistance of the AD5220BRMZ50?
The typical wiper resistance is 40 Ω.
- Is the AD5220BRMZ50 RoHS compliant?
Yes, the AD5220BRMZ50 is RoHS compliant.
- What is the memory type of the AD5220BRMZ50?
The memory type is volatile.
- What are some common applications of the AD5220BRMZ50?
Common applications include motor control, LED dimming, audio volume control, and robotics and automation control systems.
- What is the package type of the AD5220BRMZ50?
The package type is 8-lead MSOP (Micro Small Outline Package).
