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7Semi DS3502 I2C Digital 10K Potentiometer Breakout

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7Semi DS3502 I2C Digital 10K Potentiometer Breakout

7Semi DS3502 I2C Digital 10K Potentiometer Breakout

7Semi DS3502 I2C Digital 10K Potentiometer Breakout

The 7Semi DS3502 I2C Digital 10K Potentiometer Breakout is a digitally controlled variable resistor module based on the DS3502 IC. It provides a 10KΩ linear-taper potentiometer that can be adjusted through an I²C interface, allowing precise resistance control via microcontrollers. The module offers 128 wiper positions for fine-tuning and maintains its set value in non-volatile memory, ensuring it retains settings after power-off. Compact and easy to interface, it is ideal for applications requiring adjustable voltage, gain control, or brightness tuning without using mechanical potentiometers.

Technical Specifications:

  • IC: DS3502 Digital Potentiometer
  • Interface: I²C (2-wire serial communication)
  • Resistance Value: 10KΩ nominal
  • Wiper Positions: 128 steps (0–127)
  • Resistance Tolerance: ±20% typical
  • Wiper Resistance: 400Ω typical
  • Supply Voltage (VDD): 2.7V to 5.5V
  • I²C Address: 0x28 (default)
  • Non-Volatile Memory: Retains last wiper setting after power-off
  • Current Through Wiper: Maximum 2.5mA
  • Operating Temperature: -40°C to +125°C
  • Logic Level Compatibility: 3.3V and 5V systems
  • PCB Type: Compact breakout board with 2.54mm header pins

Features:

  • Digitally adjustable 10KΩ potentiometer controlled via I²C
  • 128-step wiper position for precise analog adjustment
  • Non-volatile memory stores last resistance setting
  • Wide operating voltage compatible with 3.3V and 5V systems
  • Easy integration with Arduino, ESP32, STM32, and Raspberry Pi
  • Eliminates wear and drift associated with mechanical potentiometers
  • Low power consumption for battery-based applications
  • Simple I²C interface with configurable address options
  • Compact PCB for easy prototyping and embedded integration
  • Ideal for automatic gain, brightness, or voltage control systems

Applications:

  • Digital volume, brightness, or contrast control circuits
  • Adjustable voltage dividers and signal conditioning systems
  • Sensor calibration and offset adjustment in analog circuits
  • Gain control in amplifiers and filters
  • Industrial automation and process tuning applications
  • Embedded system parameter adjustment
  • Audio systems and power supply calibration
  • IoT devices requiring programmable analog control
  • Educational and prototyping electronics projects
  • Replacing traditional potentiometers in digital control environments
$3.43
7Semi DS3502 I2C Digital 10K Potentiometer Breakout
$3.43

Product Information

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Description

7Semi DS3502 I2C Digital 10K Potentiometer Breakout

The 7Semi DS3502 I2C Digital 10K Potentiometer Breakout is a digitally controlled variable resistor module based on the DS3502 IC. It provides a 10KΩ linear-taper potentiometer that can be adjusted through an I²C interface, allowing precise resistance control via microcontrollers. The module offers 128 wiper positions for fine-tuning and maintains its set value in non-volatile memory, ensuring it retains settings after power-off. Compact and easy to interface, it is ideal for applications requiring adjustable voltage, gain control, or brightness tuning without using mechanical potentiometers.

Technical Specifications:

  • IC: DS3502 Digital Potentiometer
  • Interface: I²C (2-wire serial communication)
  • Resistance Value: 10KΩ nominal
  • Wiper Positions: 128 steps (0–127)
  • Resistance Tolerance: ±20% typical
  • Wiper Resistance: 400Ω typical
  • Supply Voltage (VDD): 2.7V to 5.5V
  • I²C Address: 0x28 (default)
  • Non-Volatile Memory: Retains last wiper setting after power-off
  • Current Through Wiper: Maximum 2.5mA
  • Operating Temperature: -40°C to +125°C
  • Logic Level Compatibility: 3.3V and 5V systems
  • PCB Type: Compact breakout board with 2.54mm header pins

Features:

  • Digitally adjustable 10KΩ potentiometer controlled via I²C
  • 128-step wiper position for precise analog adjustment
  • Non-volatile memory stores last resistance setting
  • Wide operating voltage compatible with 3.3V and 5V systems
  • Easy integration with Arduino, ESP32, STM32, and Raspberry Pi
  • Eliminates wear and drift associated with mechanical potentiometers
  • Low power consumption for battery-based applications
  • Simple I²C interface with configurable address options
  • Compact PCB for easy prototyping and embedded integration
  • Ideal for automatic gain, brightness, or voltage control systems

Applications:

  • Digital volume, brightness, or contrast control circuits
  • Adjustable voltage dividers and signal conditioning systems
  • Sensor calibration and offset adjustment in analog circuits
  • Gain control in amplifiers and filters
  • Industrial automation and process tuning applications
  • Embedded system parameter adjustment
  • Audio systems and power supply calibration
  • IoT devices requiring programmable analog control
  • Educational and prototyping electronics projects
  • Replacing traditional potentiometers in digital control environments

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