X9C103S Digital Potentiometer Module – 10k?

The X9C103S Digital Potentiometer Board is a programmable resistance adjustment module designed for embedded control, signal tuning, and analog circuit applications. It is based on the X9C103S non-volatile digital potentiometer IC with a total resistance range of 10 k? and 100 adjustable wiper positions. The module operates from 3 V to 5 V supply voltage and supports bidirectional resistance control through digital signals. Its compact PCB layout allows easy integration into microcontroller projects, automation systems, and electronic prototyping applications.

Features:

- X9C103S digital potentiometer IC

- 10 k? total resistance range

- 100 programmable wiper positions

- Non-volatile resistance memory

- 3 V to 5 V operating voltage

- Digital up/down resistance control

- Low wiper resistance around 40 ?

- Compact 27 × 13 mm PCB size

- Supports analog signal adjustment

- Suitable for microcontroller interfacing

- Stable resistance switching performance

- Compatible with Arduino systems

- Ideal for gain and voltage tuning

- Easy soldered pin connections

Designed for embedded applications

Specifications

- Chip: X9C103S

- Resistance Value: 10 k?

- Wiper Positions: 100 Steps

- Supply Voltage: 3 V – 5 V

- Wiper Resistance: Typical 40 ?

- End-to-End Resistance Tolerance: ±20%

- Interface Type: Digital Up/Down Control

- Memory Type: Non-Volatile

- Resistance Adjustment Method: Incremental

- Terminal Voltage Range: -5 V to +5 V

- PCB Dimensions: 27 × 13 mm

- Mounting Type: Through-Hole Pins

- Operating Function: Digital Variable Resistor

- Application Type: Signal and Voltage Adjustment

- Compatibility: Arduino, ESP32, STM32, AVR Platforms

Links

- Digital Potentiometer Board 3D Model

- Digital Potentiometer Board – X9C103S Datasheet

Tutorials

- X9C103S Digital Potentiometer - Detailed Explanation, Testing, Interfacing with Arduino