MCP4361-103E/ST Description
The MCP4361-103E/ST from Microchip Technology is a quad-channel digital potentiometer (digipot) designed for precision analog signal adjustment in modern electronic systems. It features a 10kΩ resistance with 257 taps, providing fine resolution for applications requiring accurate voltage division or variable resistance control. Operating from 1.8V to 5.5V, it supports low-power and battery-operated designs. The device integrates SPI interface for digital control, enabling seamless integration with microcontrollers and other digital systems. Packaged in a 20-pin TSSOP tube, it is RoHS3 compliant and suitable for surface-mount assembly.
MCP4361-103E/ST Features
- Quad-Channel Configuration: Four independent potentiometers in a single package, reducing board space and BOM complexity.
- High Resolution: 257 taps ensure precise adjustments with a ±20% tolerance and 150ppm/°C temperature stability.
- Low Wiper Resistance: 75Ω (typical) minimizes signal distortion in sensitive circuits.
- WiperLock™ Technology: Prevents unintended wiper movement due to noise or power fluctuations, enhancing reliability.
- Wide Voltage Range: Operates from 1.8V to 5.5V, making it versatile for 3.3V and 5V systems.
- SPI Interface: Enables fast, digital communication with host controllers for dynamic adjustments.
- Industrial Robustness: MSL 1 (Unlimited) moisture sensitivity and REACH unaffected compliance ensure durability in harsh environments.
MCP4361-103E/ST Applications
- Automotive Electronics: Sensor calibration, dashboard controls, and infotainment systems.
- Industrial Automation: Programmable logic controllers (PLCs), process control, and test equipment.
- Consumer Electronics: Volume control, display brightness adjustment, and audio processing.
- Medical Devices: Precision instrumentation and diagnostic equipment requiring stable analog tuning.
- IoT & Wearables: Low-voltage, battery-powered devices needing compact, digitally adjustable components.
Conclusion of MCP4361-103E/ST
The MCP4361-103E/ST stands out as a high-performance digital potentiometer, combining multi-channel integration, SPI programmability, and robust construction. Its WiperLock™ feature and wide operating voltage make it ideal for applications demanding reliability and precision. Whether in automotive, industrial, or portable electronics, this digipot delivers flexibility and accuracy, reducing design complexity while enhancing system performance.